﻿<?xml version="1.0" encoding="utf-8"?><rss version="2.0"><channel><title>墨迹星空 的博客</title><link>http://blog.cdjnjy.com/yayu</link><description><![CDATA[墨迹星空 的博客]]></description><language>zh-cn</language><generator>http://blog.cdjnjy.com/</generator><copyright>Copyright 2008-2009 金牛教育博客</copyright><ttl>60</ttl><item><title>(        转           )人生格言</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p><span lang="EN-US" style="font-size: 10.5pt; font-family: &quot;Times New Roman&quot;; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><span style="font-size: medium"><b><span style="color: black; font-family: 宋体; mso-ascii-font-family: "2*id);}"; mso-hansi-font-family: "2*id);}"">人生格言</span></b></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="color: black"><v:shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" o:spt="75" coordsize="21600,21600"><v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="prod @3 21600 pixelWidth"></v:f><v:f eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path o:connecttype="rect" gradientshapeok="t" o:extrusionok="f"></v:path><o:lock aspectratio="t" v:ext="edit"></o:lock></v:shapetype><v:shape id="paperPicArea" alt="" type="#_x0000_t75" o:spid="_x0000_i1025" style="width: 0.75pt; height: 0.75pt"><v:imagedata o:href="http://cnc.imgcache.qq.com/ac/b.gif" src="file:///C:\DOCUME~1\Owner\LOCALS~1\Temp\msohtml1\08\clip_image001.gif"></v:imagedata></v:shape><o:p></o:p></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><font face="宋体"><span lang="EN-US" style="color: black">1.</span><span style="color: black">太阳光大<span lang="EN-US">,</span>父母恩大<span lang="EN-US">,</span>君子量大<span lang="EN-US">,</span>小人气大<span lang="EN-US">.</span></span></font></p>
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<p style="text-justify: inter-ideograph; text-align: justify"><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">2</span><span style="color: black">原谅别人就是善待自己<span lang="EN-US">.</span></span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">3</span><span style="color: black">心中常存善解<span lang="EN-US">,</span>包容<span lang="EN-US">.</span>感恩<span lang="EN-US">,</span>知足<span lang="EN-US">.</span>是有福人<span lang="EN-US">.</span></span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">4.</span><span style="color: black">脾气嘴巴不好．心地再好也不算好人．</span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">５．知识要用心体会，才能变成自己的智慧．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">６．爱不是要求对方．而是要自身的付出．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">７．为自己找借口的人．永远不会进步．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">８．看别人不顺眼．是自己修养不够．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">９．屋宽不如心宽．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１０．生气就是拿别人的过错来惩罚自己．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１１．一个人的快乐不是因为他拥有的多，而是了计较的少．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１２．并非有钱的人就快乐．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１３．问心无愧心最安．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１４．要批评别人时，先想想自己是否完美无缺．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１５．小事不做，大事难成．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１６．人生最大的成就就是从失败中站起来．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１７．口说一句好话．如口出莲花．口说一句坏话．如口吐毒蛇．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１８．家和万事兴．家衰噪不停．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１９．受人点水之恩．须当涌泉以报．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２０．话多不如话少，话少不如话好．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２１．做好事不能少我一人．做坏事不能我一人．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２２．能付出爱心就是福．能消除烦恼．就是慧．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２３．忘功不忘过，忘怨不忘恩．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２４．善良的人不怨人．怨人的人是恶人．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２５．君子如水，随方是圆．无处不自在．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２６．好事要提的起，是非要放得下．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２７．为人处世要细心．但不要小心眼．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２８．觉悟的人无事，迷惑的人多事．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２９．愿要大，态要坚．气要柔．心要细．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">３０．天上最美是星星，人间最美是温情。</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
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<p>&nbsp;</p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教育心语</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>(        转           )人生格言</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p><span lang="EN-US" style="font-size: 10.5pt; font-family: &quot;Times New Roman&quot;; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="color: black"><v:shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" o:spt="75" coordsize="21600,21600"><v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="prod @3 21600 pixelWidth"></v:f><v:f eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path o:connecttype="rect" gradientshapeok="t" o:extrusionok="f"></v:path><o:lock aspectratio="t" v:ext="edit"></o:lock></v:shapetype><v:shape id="paperPicArea" alt="" type="#_x0000_t75" o:spid="_x0000_i1025" style="width: 0.75pt; height: 0.75pt"><v:imagedata o:href="http://cnc.imgcache.qq.com/ac/b.gif" src="file:///C:\DOCUME~1\Owner\LOCALS~1\Temp\msohtml1\08\clip_image001.gif"></v:imagedata></v:shape><o:p></o:p></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><font face="宋体"><span lang="EN-US" style="color: black">1.</span><span style="color: black">太阳光大<span lang="EN-US">,</span>父母恩大<span lang="EN-US">,</span>君子量大<span lang="EN-US">,</span>小人气大<span lang="EN-US">.</span></span></font></p>
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<p style="text-justify: inter-ideograph; text-align: justify"><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">2</span><span style="color: black">原谅别人就是善待自己<span lang="EN-US">.</span></span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">3</span><span style="color: black">心中常存善解<span lang="EN-US">,</span>包容<span lang="EN-US">.</span>感恩<span lang="EN-US">,</span>知足<span lang="EN-US">.</span>是有福人<span lang="EN-US">.</span></span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">4.</span><span style="color: black">脾气嘴巴不好．心地再好也不算好人．</span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">５．知识要用心体会，才能变成自己的智慧．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">６．爱不是要求对方．而是要自身的付出．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">７．为自己找借口的人．永远不会进步．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">８．看别人不顺眼．是自己修养不够．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">９．屋宽不如心宽．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１０．生气就是拿别人的过错来惩罚自己．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１１．一个人的快乐不是因为他拥有的多，而是了计较的少．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１２．并非有钱的人就快乐．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１３．问心无愧心最安．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１４．要批评别人时，先想想自己是否完美无缺．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１５．小事不做，大事难成．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１６．人生最大的成就就是从失败中站起来．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１７．口说一句好话．如口出莲花．口说一句坏话．如口吐毒蛇．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１８．家和万事兴．家衰噪不停．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１９．受人点水之恩．须当涌泉以报．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２０．话多不如话少，话少不如话好．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２１．做好事不能少我一人．做坏事不能我一人．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２２．能付出爱心就是福．能消除烦恼．就是慧．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２３．忘功不忘过，忘怨不忘恩．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２４．善良的人不怨人．怨人的人是恶人．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２５．君子如水，随方是圆．无处不自在．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２６．好事要提的起，是非要放得下．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２７．为人处世要细心．但不要小心眼．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２８．觉悟的人无事，迷惑的人多事．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２９．愿要大，态要坚．气要柔．心要细．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">３０．天上最美是星星，人间最美是温情。</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
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<p>&nbsp;</p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>工作随笔</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>(        转           )人生格言</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p><span lang="EN-US" style="font-size: 10.5pt; font-family: &quot;Times New Roman&quot;; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="color: black"><v:shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" o:spt="75" coordsize="21600,21600"><v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="prod @3 21600 pixelWidth"></v:f><v:f eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path o:connecttype="rect" gradientshapeok="t" o:extrusionok="f"></v:path><o:lock aspectratio="t" v:ext="edit"></o:lock></v:shapetype><v:shape id="paperPicArea" alt="" type="#_x0000_t75" o:spid="_x0000_i1025" style="width: 0.75pt; height: 0.75pt"><v:imagedata o:href="http://cnc.imgcache.qq.com/ac/b.gif" src="file:///C:\DOCUME~1\Owner\LOCALS~1\Temp\msohtml1\08\clip_image001.gif"></v:imagedata></v:shape><o:p></o:p></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><font face="宋体"><span lang="EN-US" style="color: black">1.</span><span style="color: black">太阳光大<span lang="EN-US">,</span>父母恩大<span lang="EN-US">,</span>君子量大<span lang="EN-US">,</span>小人气大<span lang="EN-US">.</span></span></font></p>
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<p style="text-justify: inter-ideograph; text-align: justify"><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">2</span><span style="color: black">原谅别人就是善待自己<span lang="EN-US">.</span></span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">3</span><span style="color: black">心中常存善解<span lang="EN-US">,</span>包容<span lang="EN-US">.</span>感恩<span lang="EN-US">,</span>知足<span lang="EN-US">.</span>是有福人<span lang="EN-US">.</span></span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">4.</span><span style="color: black">脾气嘴巴不好．心地再好也不算好人．</span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">５．知识要用心体会，才能变成自己的智慧．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">６．爱不是要求对方．而是要自身的付出．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">７．为自己找借口的人．永远不会进步．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">８．看别人不顺眼．是自己修养不够．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">９．屋宽不如心宽．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１０．生气就是拿别人的过错来惩罚自己．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１１．一个人的快乐不是因为他拥有的多，而是了计较的少．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１２．并非有钱的人就快乐．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１３．问心无愧心最安．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１４．要批评别人时，先想想自己是否完美无缺．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１５．小事不做，大事难成．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１６．人生最大的成就就是从失败中站起来．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１７．口说一句好话．如口出莲花．口说一句坏话．如口吐毒蛇．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１８．家和万事兴．家衰噪不停．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１９．受人点水之恩．须当涌泉以报．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２０．话多不如话少，话少不如话好．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２１．做好事不能少我一人．做坏事不能我一人．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２２．能付出爱心就是福．能消除烦恼．就是慧．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２３．忘功不忘过，忘怨不忘恩．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２４．善良的人不怨人．怨人的人是恶人．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２５．君子如水，随方是圆．无处不自在．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２６．好事要提的起，是非要放得下．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２７．为人处世要细心．但不要小心眼．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２８．觉悟的人无事，迷惑的人多事．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２９．愿要大，态要坚．气要柔．心要细．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">３０．天上最美是星星，人间最美是温情。</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
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<p>&nbsp;</p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>心语杂感</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>(        转           )人生格言</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p><span lang="EN-US" style="font-size: 10.5pt; font-family: &quot;Times New Roman&quot;; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">
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<p style="text-justify: inter-ideograph; text-align: justify"><font face="宋体"><span lang="EN-US" style="color: black">1.</span><span style="color: black">太阳光大<span lang="EN-US">,</span>父母恩大<span lang="EN-US">,</span>君子量大<span lang="EN-US">,</span>小人气大<span lang="EN-US">.</span></span></font></p>
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<p style="text-justify: inter-ideograph; text-align: justify"><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">2</span><span style="color: black">原谅别人就是善待自己<span lang="EN-US">.</span></span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">3</span><span style="color: black">心中常存善解<span lang="EN-US">,</span>包容<span lang="EN-US">.</span>感恩<span lang="EN-US">,</span>知足<span lang="EN-US">.</span>是有福人<span lang="EN-US">.</span></span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">4.</span><span style="color: black">脾气嘴巴不好．心地再好也不算好人．</span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">５．知识要用心体会，才能变成自己的智慧．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">６．爱不是要求对方．而是要自身的付出．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">７．为自己找借口的人．永远不会进步．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">８．看别人不顺眼．是自己修养不够．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">９．屋宽不如心宽．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１０．生气就是拿别人的过错来惩罚自己．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１１．一个人的快乐不是因为他拥有的多，而是了计较的少．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１２．并非有钱的人就快乐．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１３．问心无愧心最安．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１４．要批评别人时，先想想自己是否完美无缺．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１５．小事不做，大事难成．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１６．人生最大的成就就是从失败中站起来．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１７．口说一句好话．如口出莲花．口说一句坏话．如口吐毒蛇．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１８．家和万事兴．家衰噪不停．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１９．受人点水之恩．须当涌泉以报．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２０．话多不如话少，话少不如话好．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２１．做好事不能少我一人．做坏事不能我一人．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２２．能付出爱心就是福．能消除烦恼．就是慧．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２３．忘功不忘过，忘怨不忘恩．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２４．善良的人不怨人．怨人的人是恶人．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２５．君子如水，随方是圆．无处不自在．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２６．好事要提的起，是非要放得下．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２７．为人处世要细心．但不要小心眼．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２８．觉悟的人无事，迷惑的人多事．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２９．愿要大，态要坚．气要柔．心要细．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">３０．天上最美是星星，人间最美是温情。</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
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<p>&nbsp;</p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教学感悟</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>(        转           )人生格言</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p><span lang="EN-US" style="font-size: 10.5pt; font-family: &quot;Times New Roman&quot;; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="color: black"><v:shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" o:spt="75" coordsize="21600,21600"><v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="prod @3 21600 pixelWidth"></v:f><v:f eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path o:connecttype="rect" gradientshapeok="t" o:extrusionok="f"></v:path><o:lock aspectratio="t" v:ext="edit"></o:lock></v:shapetype><v:shape id="paperPicArea" alt="" type="#_x0000_t75" o:spid="_x0000_i1025" style="width: 0.75pt; height: 0.75pt"><v:imagedata o:href="http://cnc.imgcache.qq.com/ac/b.gif" src="file:///C:\DOCUME~1\Owner\LOCALS~1\Temp\msohtml1\08\clip_image001.gif"></v:imagedata></v:shape><o:p></o:p></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><font face="宋体"><span lang="EN-US" style="color: black">1.</span><span style="color: black">太阳光大<span lang="EN-US">,</span>父母恩大<span lang="EN-US">,</span>君子量大<span lang="EN-US">,</span>小人气大<span lang="EN-US">.</span></span></font></p>
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<p style="text-justify: inter-ideograph; text-align: justify"><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">2</span><span style="color: black">原谅别人就是善待自己<span lang="EN-US">.</span></span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">3</span><span style="color: black">心中常存善解<span lang="EN-US">,</span>包容<span lang="EN-US">.</span>感恩<span lang="EN-US">,</span>知足<span lang="EN-US">.</span>是有福人<span lang="EN-US">.</span></span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">4.</span><span style="color: black">脾气嘴巴不好．心地再好也不算好人．</span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">５．知识要用心体会，才能变成自己的智慧．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">６．爱不是要求对方．而是要自身的付出．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">７．为自己找借口的人．永远不会进步．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">８．看别人不顺眼．是自己修养不够．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">９．屋宽不如心宽．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１０．生气就是拿别人的过错来惩罚自己．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１１．一个人的快乐不是因为他拥有的多，而是了计较的少．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１２．并非有钱的人就快乐．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１３．问心无愧心最安．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１４．要批评别人时，先想想自己是否完美无缺．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１５．小事不做，大事难成．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１６．人生最大的成就就是从失败中站起来．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１７．口说一句好话．如口出莲花．口说一句坏话．如口吐毒蛇．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１８．家和万事兴．家衰噪不停．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１９．受人点水之恩．须当涌泉以报．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２０．话多不如话少，话少不如话好．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２１．做好事不能少我一人．做坏事不能我一人．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２２．能付出爱心就是福．能消除烦恼．就是慧．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２３．忘功不忘过，忘怨不忘恩．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２４．善良的人不怨人．怨人的人是恶人．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２５．君子如水，随方是圆．无处不自在．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２６．好事要提的起，是非要放得下．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２７．为人处世要细心．但不要小心眼．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２８．觉悟的人无事，迷惑的人多事．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２９．愿要大，态要坚．气要柔．心要细．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">３０．天上最美是星星，人间最美是温情。</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p>&nbsp;</p>
</span></p>
<p>&nbsp;</p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教案中心</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>(        转           )人生格言</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p><span lang="EN-US" style="font-size: 10.5pt; font-family: &quot;Times New Roman&quot;; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><span style="font-size: medium"><b><span style="color: black; font-family: 宋体; mso-ascii-font-family: "2*id);}"; mso-hansi-font-family: "2*id);}"">人生格言</span></b></span></p>
<span style="font-size: medium">
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center">&nbsp;</p>
</span><span style="font-size: xx-large">
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><span lang="EN-US" style="color: black"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt">&nbsp;</p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt">&nbsp;</p>
<span style="font-size: medium">
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="color: black"><v:shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" o:spt="75" coordsize="21600,21600"><v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="prod @3 21600 pixelWidth"></v:f><v:f eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path o:connecttype="rect" gradientshapeok="t" o:extrusionok="f"></v:path><o:lock aspectratio="t" v:ext="edit"></o:lock></v:shapetype><v:shape id="paperPicArea" alt="" type="#_x0000_t75" o:spid="_x0000_i1025" style="width: 0.75pt; height: 0.75pt"><v:imagedata o:href="http://cnc.imgcache.qq.com/ac/b.gif" src="file:///C:\DOCUME~1\Owner\LOCALS~1\Temp\msohtml1\08\clip_image001.gif"></v:imagedata></v:shape><o:p></o:p></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><font face="宋体"><span lang="EN-US" style="color: black">1.</span><span style="color: black">太阳光大<span lang="EN-US">,</span>父母恩大<span lang="EN-US">,</span>君子量大<span lang="EN-US">,</span>小人气大<span lang="EN-US">.</span></span></font></p>
</span>
<p style="text-justify: inter-ideograph; text-align: justify"><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">2</span><span style="color: black">原谅别人就是善待自己<span lang="EN-US">.</span></span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">3</span><span style="color: black">心中常存善解<span lang="EN-US">,</span>包容<span lang="EN-US">.</span>感恩<span lang="EN-US">,</span>知足<span lang="EN-US">.</span>是有福人<span lang="EN-US">.</span></span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><font face="宋体"><span lang="EN-US" style="color: black">4.</span><span style="color: black">脾气嘴巴不好．心地再好也不算好人．</span></font></span><font face="宋体"><span style="font-size: 7pt; color: black"><span lang="EN-US"><o:p></o:p></span></span></font></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">５．知识要用心体会，才能变成自己的智慧．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">６．爱不是要求对方．而是要自身的付出．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">７．为自己找借口的人．永远不会进步．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">８．看别人不顺眼．是自己修养不够．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">９．屋宽不如心宽．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１０．生气就是拿别人的过错来惩罚自己．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１１．一个人的快乐不是因为他拥有的多，而是了计较的少．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１２．并非有钱的人就快乐．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１３．问心无愧心最安．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１４．要批评别人时，先想想自己是否完美无缺．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１５．小事不做，大事难成．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１６．人生最大的成就就是从失败中站起来．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１７．口说一句好话．如口出莲花．口说一句坏话．如口吐毒蛇．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１８．家和万事兴．家衰噪不停．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">１９．受人点水之恩．须当涌泉以报．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２０．话多不如话少，话少不如话好．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２１．做好事不能少我一人．做坏事不能我一人．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２２．能付出爱心就是福．能消除烦恼．就是慧．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２３．忘功不忘过，忘怨不忘恩．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２４．善良的人不怨人．怨人的人是恶人．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２５．君子如水，随方是圆．无处不自在．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２６．好事要提的起，是非要放得下．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２７．为人处世要细心．但不要小心眼．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２８．觉悟的人无事，迷惑的人多事．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">２９．愿要大，态要坚．气要柔．心要细．</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p style="text-justify: inter-ideograph; text-align: justify"><span style="font-size: medium"><span style="color: black"><font face="宋体">３０．天上最美是星星，人间最美是温情。</font></span></span><span style="font-size: 7pt; color: black"><font face="宋体"><span lang="EN-US"><o:p></o:p></span></font></span></p>
<p>&nbsp;</p>
</span></p>
<p>&nbsp;</p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>练习题</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>[转] 如果我突然消失了…是不是我真的消失…</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p style="text-align: center"><strong><font size="3">如果我突然消失了&hellip;是不是我真的消失&hellip;<wbr></wbr><wbr></wbr></font></strong> <wbr></wbr><br />
<br />
如果我突然消失了，你会不会发疯一样的找我，然后因为找不到我而难过。 <br />
如果我突然消失了，你会不会在最快乐时想起我，想让我和你一起分享你的快乐。 <br />
如果我突然消失了，你会不会觉得其实你是想我的，其实你也很在乎我。 <br />
如果我突然消失了，你会不会一直等我，会一直相信我会回到你身边。 <br />
如果我突然消失了，我一定不会再回头，而你要忘了我继续幸福生活。 <br />
是不是我真的消失了，你才会发现身边有个我？ <br />
是不是我真的消失了，你才会想起来很想珍惜我？ <br />
是不是我真的消失了，你才会感觉到当初我是多么的珍惜你？ <br />
是不是我真的消失了，你才会舍得给我一丝可怜？ <br />
是不是我真的消失了，你才会明白你真的失去了我？ <br />
是不是我真的消失了，你才会懂得什么是真正的爱？ <br />
不想让你知道，不想被别人发现，就这样静静的，安静的消失&hellip;&hellip;&hellip; <!--v:3.2--></p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教育心语</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>[转] 如果我突然消失了…是不是我真的消失…</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p style="text-align: center"><strong><font size="3">如果我突然消失了&hellip;是不是我真的消失&hellip;<wbr></wbr><wbr></wbr></font></strong> <wbr></wbr><br />
<br />
如果我突然消失了，你会不会发疯一样的找我，然后因为找不到我而难过。 <br />
如果我突然消失了，你会不会在最快乐时想起我，想让我和你一起分享你的快乐。 <br />
如果我突然消失了，你会不会觉得其实你是想我的，其实你也很在乎我。 <br />
如果我突然消失了，你会不会一直等我，会一直相信我会回到你身边。 <br />
如果我突然消失了，我一定不会再回头，而你要忘了我继续幸福生活。 <br />
是不是我真的消失了，你才会发现身边有个我？ <br />
是不是我真的消失了，你才会想起来很想珍惜我？ <br />
是不是我真的消失了，你才会感觉到当初我是多么的珍惜你？ <br />
是不是我真的消失了，你才会舍得给我一丝可怜？ <br />
是不是我真的消失了，你才会明白你真的失去了我？ <br />
是不是我真的消失了，你才会懂得什么是真正的爱？ <br />
不想让你知道，不想被别人发现，就这样静静的，安静的消失&hellip;&hellip;&hellip; <!--v:3.2--></p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>工作随笔</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>[转] 如果我突然消失了…是不是我真的消失…</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p style="text-align: center"><strong><font size="3">如果我突然消失了&hellip;是不是我真的消失&hellip;<wbr></wbr><wbr></wbr></font></strong> <wbr></wbr><br />
<br />
如果我突然消失了，你会不会发疯一样的找我，然后因为找不到我而难过。 <br />
如果我突然消失了，你会不会在最快乐时想起我，想让我和你一起分享你的快乐。 <br />
如果我突然消失了，你会不会觉得其实你是想我的，其实你也很在乎我。 <br />
如果我突然消失了，你会不会一直等我，会一直相信我会回到你身边。 <br />
如果我突然消失了，我一定不会再回头，而你要忘了我继续幸福生活。 <br />
是不是我真的消失了，你才会发现身边有个我？ <br />
是不是我真的消失了，你才会想起来很想珍惜我？ <br />
是不是我真的消失了，你才会感觉到当初我是多么的珍惜你？ <br />
是不是我真的消失了，你才会舍得给我一丝可怜？ <br />
是不是我真的消失了，你才会明白你真的失去了我？ <br />
是不是我真的消失了，你才会懂得什么是真正的爱？ <br />
不想让你知道，不想被别人发现，就这样静静的，安静的消失&hellip;&hellip;&hellip; <!--v:3.2--></p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>心语杂感</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>[转] 如果我突然消失了…是不是我真的消失…</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p style="text-align: center"><strong><font size="3">如果我突然消失了&hellip;是不是我真的消失&hellip;<wbr></wbr><wbr></wbr></font></strong> <wbr></wbr><br />
<br />
如果我突然消失了，你会不会发疯一样的找我，然后因为找不到我而难过。 <br />
如果我突然消失了，你会不会在最快乐时想起我，想让我和你一起分享你的快乐。 <br />
如果我突然消失了，你会不会觉得其实你是想我的，其实你也很在乎我。 <br />
如果我突然消失了，你会不会一直等我，会一直相信我会回到你身边。 <br />
如果我突然消失了，我一定不会再回头，而你要忘了我继续幸福生活。 <br />
是不是我真的消失了，你才会发现身边有个我？ <br />
是不是我真的消失了，你才会想起来很想珍惜我？ <br />
是不是我真的消失了，你才会感觉到当初我是多么的珍惜你？ <br />
是不是我真的消失了，你才会舍得给我一丝可怜？ <br />
是不是我真的消失了，你才会明白你真的失去了我？ <br />
是不是我真的消失了，你才会懂得什么是真正的爱？ <br />
不想让你知道，不想被别人发现，就这样静静的，安静的消失&hellip;&hellip;&hellip; <!--v:3.2--></p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教学感悟</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>[转] 如果我突然消失了…是不是我真的消失…</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p style="text-align: center"><strong><font size="3">如果我突然消失了&hellip;是不是我真的消失&hellip;<wbr></wbr><wbr></wbr></font></strong> <wbr></wbr><br />
<br />
如果我突然消失了，你会不会发疯一样的找我，然后因为找不到我而难过。 <br />
如果我突然消失了，你会不会在最快乐时想起我，想让我和你一起分享你的快乐。 <br />
如果我突然消失了，你会不会觉得其实你是想我的，其实你也很在乎我。 <br />
如果我突然消失了，你会不会一直等我，会一直相信我会回到你身边。 <br />
如果我突然消失了，我一定不会再回头，而你要忘了我继续幸福生活。 <br />
是不是我真的消失了，你才会发现身边有个我？ <br />
是不是我真的消失了，你才会想起来很想珍惜我？ <br />
是不是我真的消失了，你才会感觉到当初我是多么的珍惜你？ <br />
是不是我真的消失了，你才会舍得给我一丝可怜？ <br />
是不是我真的消失了，你才会明白你真的失去了我？ <br />
是不是我真的消失了，你才会懂得什么是真正的爱？ <br />
不想让你知道，不想被别人发现，就这样静静的，安静的消失&hellip;&hellip;&hellip; <!--v:3.2--></p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教案中心</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>[转] 如果我突然消失了…是不是我真的消失…</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p style="text-align: center"><strong><font size="3">如果我突然消失了&hellip;是不是我真的消失&hellip;<wbr></wbr><wbr></wbr></font></strong> <wbr></wbr><br />
<br />
如果我突然消失了，你会不会发疯一样的找我，然后因为找不到我而难过。 <br />
如果我突然消失了，你会不会在最快乐时想起我，想让我和你一起分享你的快乐。 <br />
如果我突然消失了，你会不会觉得其实你是想我的，其实你也很在乎我。 <br />
如果我突然消失了，你会不会一直等我，会一直相信我会回到你身边。 <br />
如果我突然消失了，我一定不会再回头，而你要忘了我继续幸福生活。 <br />
是不是我真的消失了，你才会发现身边有个我？ <br />
是不是我真的消失了，你才会想起来很想珍惜我？ <br />
是不是我真的消失了，你才会感觉到当初我是多么的珍惜你？ <br />
是不是我真的消失了，你才会舍得给我一丝可怜？ <br />
是不是我真的消失了，你才会明白你真的失去了我？ <br />
是不是我真的消失了，你才会懂得什么是真正的爱？ <br />
不想让你知道，不想被别人发现，就这样静静的，安静的消失&hellip;&hellip;&hellip; <!--v:3.2--></p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>练习题</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>站在烦恼里仰望幸福[转]</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p><span style="font-size: 18px; line-height: 1.8em">人生烦恼无数。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">先贤说，把心静下来，什么也不去想，就没有烦恼了。先贤的话，像扔进水中的石头，而芸芸众生在听得&ldquo;咕咚&rdquo;一声闷响之后，烦恼便又涟漪一般荡漾开来，而且层出不穷。</span><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">　　</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/xingfu/index1.html" target="_blank" eventslistuid="e3"><u><strong><span style="font-size: 18px; line-height: 1.8em">幸福</span></strong></u><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">总围绕在别人身边，烦恼总纠缠在自己心里。这是大多数人对幸福和烦恼的理解。差学生以为考了高分就可以没有烦恼，贫穷的人以为有了钱就可以得到幸福。结果是，有烦恼的依旧难消烦恼，不幸福的仍然难得幸福。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　烦恼，永远是寻找幸福的人命中的劫数。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　寻找幸福的人，有两类。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　一类像在登山，他们以为人生最大的幸福在山顶，于是气喘吁吁、穷尽一生去攀登。最终却发现，他们永远登不到顶，看不到头。他们并不知道，幸福这座山，原本就没有顶、没有头。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　另一类也像在登山，但他们并不刻意登到哪里。一路上走走停停，看看山岚、赏赏虹霓、吹吹清风，</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/xinling/index1.html" target="_blank" eventslistuid="e4"><span style="font-size: 18px; line-height: 1.8em">心灵</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">在放松中得到某种</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/manzu/index1.html" target="_blank" eventslistuid="e5"><span style="font-size: 18px; line-height: 1.8em">满足</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">。尽管不得大愉悦，然而，这些琐碎而细微的小自在，萦绕于心扉，一样芬芳身心、恬静自我。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　对于心灵来说，人</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/fendou/index1.html" target="_blank" eventslistuid="e6"><span style="font-size: 18px; line-height: 1.8em">奋斗</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">一辈子，如果最终能挣得个终日</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/kuaile/index1.html" target="_blank" eventslistuid="e7"><span style="font-size: 18px; line-height: 1.8em">快乐</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">，就已经实现了</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/shengming/index1.html" target="_blank" eventslistuid="e8"><span style="font-size: 18px; line-height: 1.8em">生命</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">最大的价值。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　有的人本来很幸福，看起来却很烦恼；有的人本来该烦恼，看起来却很幸福。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　活得糊涂的人，容易幸福；活得清醒的人，容易烦恼。这是因为，清醒的人看得太真切，一较真儿，</span><wbr></wbr><a href="http://www.duwenzhang.com/wenzhang/shenghuosuibi/" target="_blank" eventslistuid="e9"><span style="font-size: 18px; line-height: 1.8em">生活</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">中便烦恼遍地；而糊涂的人，计较得少，虽然活得简单粗糙，却因此觅得了人生的大境界。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　所以，人生的烦恼是自找的。不是烦恼离不开你，而是你撇不下它。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　这个世界，为什么烦恼的人都有。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　为权，为钱，为名，为利&hellip;&hellip;人人行色匆匆，背上背着个沉重的行囊，装得越多，牵累也就越多。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　几乎所有的人都在追逐着人生的幸福。然而，就像卞之琳《断章》所写的那样，我们常常看到的风景是：一个人总在仰望和羡慕着别人的幸福，一回头，却发现自己正被别人仰望和羡慕着。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　其实，每个人都是幸福的。只是，你的幸福，常常在别人眼里.</span></p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教育心语</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>站在烦恼里仰望幸福[转]</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p><span style="font-size: 18px; line-height: 1.8em">人生烦恼无数。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">先贤说，把心静下来，什么也不去想，就没有烦恼了。先贤的话，像扔进水中的石头，而芸芸众生在听得&ldquo;咕咚&rdquo;一声闷响之后，烦恼便又涟漪一般荡漾开来，而且层出不穷。</span><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">　　</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/xingfu/index1.html" target="_blank" eventslistuid="e3"><u><strong><span style="font-size: 18px; line-height: 1.8em">幸福</span></strong></u><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">总围绕在别人身边，烦恼总纠缠在自己心里。这是大多数人对幸福和烦恼的理解。差学生以为考了高分就可以没有烦恼，贫穷的人以为有了钱就可以得到幸福。结果是，有烦恼的依旧难消烦恼，不幸福的仍然难得幸福。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　烦恼，永远是寻找幸福的人命中的劫数。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　寻找幸福的人，有两类。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　一类像在登山，他们以为人生最大的幸福在山顶，于是气喘吁吁、穷尽一生去攀登。最终却发现，他们永远登不到顶，看不到头。他们并不知道，幸福这座山，原本就没有顶、没有头。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　另一类也像在登山，但他们并不刻意登到哪里。一路上走走停停，看看山岚、赏赏虹霓、吹吹清风，</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/xinling/index1.html" target="_blank" eventslistuid="e4"><span style="font-size: 18px; line-height: 1.8em">心灵</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">在放松中得到某种</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/manzu/index1.html" target="_blank" eventslistuid="e5"><span style="font-size: 18px; line-height: 1.8em">满足</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">。尽管不得大愉悦，然而，这些琐碎而细微的小自在，萦绕于心扉，一样芬芳身心、恬静自我。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　对于心灵来说，人</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/fendou/index1.html" target="_blank" eventslistuid="e6"><span style="font-size: 18px; line-height: 1.8em">奋斗</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">一辈子，如果最终能挣得个终日</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/kuaile/index1.html" target="_blank" eventslistuid="e7"><span style="font-size: 18px; line-height: 1.8em">快乐</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">，就已经实现了</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/shengming/index1.html" target="_blank" eventslistuid="e8"><span style="font-size: 18px; line-height: 1.8em">生命</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">最大的价值。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　有的人本来很幸福，看起来却很烦恼；有的人本来该烦恼，看起来却很幸福。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　活得糊涂的人，容易幸福；活得清醒的人，容易烦恼。这是因为，清醒的人看得太真切，一较真儿，</span><wbr></wbr><a href="http://www.duwenzhang.com/wenzhang/shenghuosuibi/" target="_blank" eventslistuid="e9"><span style="font-size: 18px; line-height: 1.8em">生活</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">中便烦恼遍地；而糊涂的人，计较得少，虽然活得简单粗糙，却因此觅得了人生的大境界。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　所以，人生的烦恼是自找的。不是烦恼离不开你，而是你撇不下它。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　这个世界，为什么烦恼的人都有。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　为权，为钱，为名，为利&hellip;&hellip;人人行色匆匆，背上背着个沉重的行囊，装得越多，牵累也就越多。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　几乎所有的人都在追逐着人生的幸福。然而，就像卞之琳《断章》所写的那样，我们常常看到的风景是：一个人总在仰望和羡慕着别人的幸福，一回头，却发现自己正被别人仰望和羡慕着。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　其实，每个人都是幸福的。只是，你的幸福，常常在别人眼里.</span></p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>工作随笔</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>站在烦恼里仰望幸福[转]</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p><span style="font-size: 18px; line-height: 1.8em">人生烦恼无数。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">先贤说，把心静下来，什么也不去想，就没有烦恼了。先贤的话，像扔进水中的石头，而芸芸众生在听得&ldquo;咕咚&rdquo;一声闷响之后，烦恼便又涟漪一般荡漾开来，而且层出不穷。</span><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">　　</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/xingfu/index1.html" target="_blank" eventslistuid="e3"><u><strong><span style="font-size: 18px; line-height: 1.8em">幸福</span></strong></u><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">总围绕在别人身边，烦恼总纠缠在自己心里。这是大多数人对幸福和烦恼的理解。差学生以为考了高分就可以没有烦恼，贫穷的人以为有了钱就可以得到幸福。结果是，有烦恼的依旧难消烦恼，不幸福的仍然难得幸福。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　烦恼，永远是寻找幸福的人命中的劫数。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　寻找幸福的人，有两类。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　一类像在登山，他们以为人生最大的幸福在山顶，于是气喘吁吁、穷尽一生去攀登。最终却发现，他们永远登不到顶，看不到头。他们并不知道，幸福这座山，原本就没有顶、没有头。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　另一类也像在登山，但他们并不刻意登到哪里。一路上走走停停，看看山岚、赏赏虹霓、吹吹清风，</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/xinling/index1.html" target="_blank" eventslistuid="e4"><span style="font-size: 18px; line-height: 1.8em">心灵</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">在放松中得到某种</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/manzu/index1.html" target="_blank" eventslistuid="e5"><span style="font-size: 18px; line-height: 1.8em">满足</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">。尽管不得大愉悦，然而，这些琐碎而细微的小自在，萦绕于心扉，一样芬芳身心、恬静自我。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　对于心灵来说，人</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/fendou/index1.html" target="_blank" eventslistuid="e6"><span style="font-size: 18px; line-height: 1.8em">奋斗</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">一辈子，如果最终能挣得个终日</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/kuaile/index1.html" target="_blank" eventslistuid="e7"><span style="font-size: 18px; line-height: 1.8em">快乐</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">，就已经实现了</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/shengming/index1.html" target="_blank" eventslistuid="e8"><span style="font-size: 18px; line-height: 1.8em">生命</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">最大的价值。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　有的人本来很幸福，看起来却很烦恼；有的人本来该烦恼，看起来却很幸福。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　活得糊涂的人，容易幸福；活得清醒的人，容易烦恼。这是因为，清醒的人看得太真切，一较真儿，</span><wbr></wbr><a href="http://www.duwenzhang.com/wenzhang/shenghuosuibi/" target="_blank" eventslistuid="e9"><span style="font-size: 18px; line-height: 1.8em">生活</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">中便烦恼遍地；而糊涂的人，计较得少，虽然活得简单粗糙，却因此觅得了人生的大境界。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　所以，人生的烦恼是自找的。不是烦恼离不开你，而是你撇不下它。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　这个世界，为什么烦恼的人都有。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　为权，为钱，为名，为利&hellip;&hellip;人人行色匆匆，背上背着个沉重的行囊，装得越多，牵累也就越多。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　几乎所有的人都在追逐着人生的幸福。然而，就像卞之琳《断章》所写的那样，我们常常看到的风景是：一个人总在仰望和羡慕着别人的幸福，一回头，却发现自己正被别人仰望和羡慕着。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　其实，每个人都是幸福的。只是，你的幸福，常常在别人眼里.</span></p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>心语杂感</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>站在烦恼里仰望幸福[转]</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p><span style="font-size: 18px; line-height: 1.8em">人生烦恼无数。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">先贤说，把心静下来，什么也不去想，就没有烦恼了。先贤的话，像扔进水中的石头，而芸芸众生在听得&ldquo;咕咚&rdquo;一声闷响之后，烦恼便又涟漪一般荡漾开来，而且层出不穷。</span><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">　　</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/xingfu/index1.html" target="_blank" eventslistuid="e3"><u><strong><span style="font-size: 18px; line-height: 1.8em">幸福</span></strong></u><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">总围绕在别人身边，烦恼总纠缠在自己心里。这是大多数人对幸福和烦恼的理解。差学生以为考了高分就可以没有烦恼，贫穷的人以为有了钱就可以得到幸福。结果是，有烦恼的依旧难消烦恼，不幸福的仍然难得幸福。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　烦恼，永远是寻找幸福的人命中的劫数。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　寻找幸福的人，有两类。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　一类像在登山，他们以为人生最大的幸福在山顶，于是气喘吁吁、穷尽一生去攀登。最终却发现，他们永远登不到顶，看不到头。他们并不知道，幸福这座山，原本就没有顶、没有头。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　另一类也像在登山，但他们并不刻意登到哪里。一路上走走停停，看看山岚、赏赏虹霓、吹吹清风，</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/xinling/index1.html" target="_blank" eventslistuid="e4"><span style="font-size: 18px; line-height: 1.8em">心灵</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">在放松中得到某种</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/manzu/index1.html" target="_blank" eventslistuid="e5"><span style="font-size: 18px; line-height: 1.8em">满足</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">。尽管不得大愉悦，然而，这些琐碎而细微的小自在，萦绕于心扉，一样芬芳身心、恬静自我。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　对于心灵来说，人</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/fendou/index1.html" target="_blank" eventslistuid="e6"><span style="font-size: 18px; line-height: 1.8em">奋斗</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">一辈子，如果最终能挣得个终日</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/kuaile/index1.html" target="_blank" eventslistuid="e7"><span style="font-size: 18px; line-height: 1.8em">快乐</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">，就已经实现了</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/shengming/index1.html" target="_blank" eventslistuid="e8"><span style="font-size: 18px; line-height: 1.8em">生命</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">最大的价值。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　有的人本来很幸福，看起来却很烦恼；有的人本来该烦恼，看起来却很幸福。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　活得糊涂的人，容易幸福；活得清醒的人，容易烦恼。这是因为，清醒的人看得太真切，一较真儿，</span><wbr></wbr><a href="http://www.duwenzhang.com/wenzhang/shenghuosuibi/" target="_blank" eventslistuid="e9"><span style="font-size: 18px; line-height: 1.8em">生活</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">中便烦恼遍地；而糊涂的人，计较得少，虽然活得简单粗糙，却因此觅得了人生的大境界。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　所以，人生的烦恼是自找的。不是烦恼离不开你，而是你撇不下它。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　这个世界，为什么烦恼的人都有。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　为权，为钱，为名，为利&hellip;&hellip;人人行色匆匆，背上背着个沉重的行囊，装得越多，牵累也就越多。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　几乎所有的人都在追逐着人生的幸福。然而，就像卞之琳《断章》所写的那样，我们常常看到的风景是：一个人总在仰望和羡慕着别人的幸福，一回头，却发现自己正被别人仰望和羡慕着。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　其实，每个人都是幸福的。只是，你的幸福，常常在别人眼里.</span></p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教学感悟</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>站在烦恼里仰望幸福[转]</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p><span style="font-size: 18px; line-height: 1.8em">人生烦恼无数。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">先贤说，把心静下来，什么也不去想，就没有烦恼了。先贤的话，像扔进水中的石头，而芸芸众生在听得&ldquo;咕咚&rdquo;一声闷响之后，烦恼便又涟漪一般荡漾开来，而且层出不穷。</span><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">　　</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/xingfu/index1.html" target="_blank" eventslistuid="e3"><u><strong><span style="font-size: 18px; line-height: 1.8em">幸福</span></strong></u><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">总围绕在别人身边，烦恼总纠缠在自己心里。这是大多数人对幸福和烦恼的理解。差学生以为考了高分就可以没有烦恼，贫穷的人以为有了钱就可以得到幸福。结果是，有烦恼的依旧难消烦恼，不幸福的仍然难得幸福。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　烦恼，永远是寻找幸福的人命中的劫数。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　寻找幸福的人，有两类。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　一类像在登山，他们以为人生最大的幸福在山顶，于是气喘吁吁、穷尽一生去攀登。最终却发现，他们永远登不到顶，看不到头。他们并不知道，幸福这座山，原本就没有顶、没有头。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　另一类也像在登山，但他们并不刻意登到哪里。一路上走走停停，看看山岚、赏赏虹霓、吹吹清风，</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/xinling/index1.html" target="_blank" eventslistuid="e4"><span style="font-size: 18px; line-height: 1.8em">心灵</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">在放松中得到某种</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/manzu/index1.html" target="_blank" eventslistuid="e5"><span style="font-size: 18px; line-height: 1.8em">满足</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">。尽管不得大愉悦，然而，这些琐碎而细微的小自在，萦绕于心扉，一样芬芳身心、恬静自我。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　对于心灵来说，人</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/fendou/index1.html" target="_blank" eventslistuid="e6"><span style="font-size: 18px; line-height: 1.8em">奋斗</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">一辈子，如果最终能挣得个终日</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/kuaile/index1.html" target="_blank" eventslistuid="e7"><span style="font-size: 18px; line-height: 1.8em">快乐</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">，就已经实现了</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/shengming/index1.html" target="_blank" eventslistuid="e8"><span style="font-size: 18px; line-height: 1.8em">生命</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">最大的价值。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　有的人本来很幸福，看起来却很烦恼；有的人本来该烦恼，看起来却很幸福。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　活得糊涂的人，容易幸福；活得清醒的人，容易烦恼。这是因为，清醒的人看得太真切，一较真儿，</span><wbr></wbr><a href="http://www.duwenzhang.com/wenzhang/shenghuosuibi/" target="_blank" eventslistuid="e9"><span style="font-size: 18px; line-height: 1.8em">生活</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">中便烦恼遍地；而糊涂的人，计较得少，虽然活得简单粗糙，却因此觅得了人生的大境界。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　所以，人生的烦恼是自找的。不是烦恼离不开你，而是你撇不下它。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　这个世界，为什么烦恼的人都有。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　为权，为钱，为名，为利&hellip;&hellip;人人行色匆匆，背上背着个沉重的行囊，装得越多，牵累也就越多。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　几乎所有的人都在追逐着人生的幸福。然而，就像卞之琳《断章》所写的那样，我们常常看到的风景是：一个人总在仰望和羡慕着别人的幸福，一回头，却发现自己正被别人仰望和羡慕着。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　其实，每个人都是幸福的。只是，你的幸福，常常在别人眼里.</span></p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教案中心</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>站在烦恼里仰望幸福[转]</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<p><span style="font-size: 18px; line-height: 1.8em">人生烦恼无数。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">先贤说，把心静下来，什么也不去想，就没有烦恼了。先贤的话，像扔进水中的石头，而芸芸众生在听得&ldquo;咕咚&rdquo;一声闷响之后，烦恼便又涟漪一般荡漾开来，而且层出不穷。</span><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">　　</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/xingfu/index1.html" target="_blank" eventslistuid="e3"><u><strong><span style="font-size: 18px; line-height: 1.8em">幸福</span></strong></u><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">总围绕在别人身边，烦恼总纠缠在自己心里。这是大多数人对幸福和烦恼的理解。差学生以为考了高分就可以没有烦恼，贫穷的人以为有了钱就可以得到幸福。结果是，有烦恼的依旧难消烦恼，不幸福的仍然难得幸福。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　烦恼，永远是寻找幸福的人命中的劫数。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　寻找幸福的人，有两类。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　一类像在登山，他们以为人生最大的幸福在山顶，于是气喘吁吁、穷尽一生去攀登。最终却发现，他们永远登不到顶，看不到头。他们并不知道，幸福这座山，原本就没有顶、没有头。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　另一类也像在登山，但他们并不刻意登到哪里。一路上走走停停，看看山岚、赏赏虹霓、吹吹清风，</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/xinling/index1.html" target="_blank" eventslistuid="e4"><span style="font-size: 18px; line-height: 1.8em">心灵</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">在放松中得到某种</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/manzu/index1.html" target="_blank" eventslistuid="e5"><span style="font-size: 18px; line-height: 1.8em">满足</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">。尽管不得大愉悦，然而，这些琐碎而细微的小自在，萦绕于心扉，一样芬芳身心、恬静自我。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　对于心灵来说，人</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/fendou/index1.html" target="_blank" eventslistuid="e6"><span style="font-size: 18px; line-height: 1.8em">奋斗</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">一辈子，如果最终能挣得个终日</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/kuaile/index1.html" target="_blank" eventslistuid="e7"><span style="font-size: 18px; line-height: 1.8em">快乐</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">，就已经实现了</span><wbr></wbr><a href="http://www.duwenzhang.com/huati/shengming/index1.html" target="_blank" eventslistuid="e8"><span style="font-size: 18px; line-height: 1.8em">生命</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">最大的价值。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　有的人本来很幸福，看起来却很烦恼；有的人本来该烦恼，看起来却很幸福。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　活得糊涂的人，容易幸福；活得清醒的人，容易烦恼。这是因为，清醒的人看得太真切，一较真儿，</span><wbr></wbr><a href="http://www.duwenzhang.com/wenzhang/shenghuosuibi/" target="_blank" eventslistuid="e9"><span style="font-size: 18px; line-height: 1.8em">生活</span><wbr></wbr></a><wbr></wbr><span style="font-size: 18px; line-height: 1.8em">中便烦恼遍地；而糊涂的人，计较得少，虽然活得简单粗糙，却因此觅得了人生的大境界。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　所以，人生的烦恼是自找的。不是烦恼离不开你，而是你撇不下它。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　这个世界，为什么烦恼的人都有。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　为权，为钱，为名，为利&hellip;&hellip;人人行色匆匆，背上背着个沉重的行囊，装得越多，牵累也就越多。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　几乎所有的人都在追逐着人生的幸福。然而，就像卞之琳《断章》所写的那样，我们常常看到的风景是：一个人总在仰望和羡慕着别人的幸福，一回头，却发现自己正被别人仰望和羡慕着。</span><wbr></wbr><br />
<span style="font-size: 18px; line-height: 1.8em">　　其实，每个人都是幸福的。只是，你的幸福，常常在别人眼里.</span></p>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>练习题</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>2009-2010学年上期数学与体育（双份）</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<div style="line-height: 20pt; font-size: 12pt"><div style="font-size: 12pt; line-height: 20pt">
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<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: center; mso-line-height-rule: exactly"><span style="font-size: 15pt; font-family: 宋体; mso-bidi-font-size: 22.0pt; mso-bidi-font-weight: bold">数学与体育<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: center; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">比赛场次<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学内容：书第<span lang="EN-US">43</span>至<span lang="EN-US">44</span>页。</span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体"><span lang="EN-US"><o:p>教材分析：&ldquo;<span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">体育中的数学&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">是通过研究体育中</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"> &ldquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">比赛场次</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">的问题，将基本的数量关系与组合问题融合在一起，探索人数或队数与场次之间的数量关系，增强应用数学的意识，熟练运用图示、列表、连线，计算等不同的解决问题的办法，学会有序思考，突出表现为由画图到列表再到总结规律的方法解决实际问题；通过安排</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&ldquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">比赛场次</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">来研究组合问题。</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"><br />
</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">教材将知识点与学生接触较多的体育问题结合在一起，使学生在解决实际问题的过程中来获取新的解决问题的办法，充分体现数学的实际价值。本节为实践活动课，学生都会参加学校的体育运动，也经常观看电视里的体育节目，对于书中所提及的体育问题可以说经常接触，并在不同层面上有过思考。基于这一点，书中的问题，部分学生是可以解决的，但要将生活中的问题数学化，并要利用数学的方法进行解决，这就有一定的难度，需要帮助学生学会有序思维的方法。</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"><o:p></o:p></span></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学目标：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体">1.</span><span style="font-size: 14pt; font-family: 宋体">了解&ldquo;从简单的情形开始寻找规律&rdquo;的解决问题的策略，提高解决问题的能力。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28.5pt; line-height: 20pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体">2.</span><span style="font-size: 14pt; font-family: 宋体">会用列表、画图的方式寻找实际问题中蕴含的简单的规律，体会图、表的简洁性和有效性。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学重难点：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28.5pt; line-height: 20pt; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">从简单的情形中寻找出规律。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学过程：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、问题情景，引入新课。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、谈话导入主题。</span></p>
<span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><strong><font face="宋体">(</font></strong>1)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、引导学生从不同角度发现体育实际问题中所包含的丰富的数学信息，探索多种解决问题的方法。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(2)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、能对含有较大数学的信息作出合理的解决和推断。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(3)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、培养学生的数学素养和爱国热情。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第一板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">谈话导入，建立数学与生活的联系</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">同学们，你们喜欢运动吗？喜欢什么体育运动</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">乒乓球、游泳、篮球、足球&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">让我们先聊聊&ldquo;足球&rdquo;好吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（好</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">！</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你们知道</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2002</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">年第</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">17</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">届世界杯足球赛吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">谈谈你对这次比赛的了解吧</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">！</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、时间、地点</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp; </span>5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">31</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">日&mdash;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">30</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">日在韩国汉城揭开序幕，在日本横滨闭幕。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、举办地点首次来到亚洲地区，首次两个国家共同举办。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队参加了这次比赛，平均分成</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个小组分组循环预赛，每组前两名晋级</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">强再进行淘汰赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、特别值得一提的，中国队也参加了本届世界杯赛，这是被认为是世界足球发源国的中国，历史上第一次参加世界杯足球赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、中国队得了第</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">31</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">对中国的足球队，我们应抱宽容态度。与欧洲和南美的足球相比，我们差得太远，这是客观现实，我们必须得承认，而且一时半载不可能改变。中国队的小伙子们尽了他们最大的努力，中国的球迷必须有耐心，只能寄希望于将来。然而足球比赛决不会因为中国队的落马而失去原有的魅力，四年一度的世界杯赛便是极好的证明。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">韩国世界杯的硝烟已散去但&ldquo;世界杯&rdquo;却是永恒的话题。闫老师知道同学们当中有许多小球迷，不知你们想过没有其实世界杯也与许多有趣的数学问题相关。刚才你们谈到的哪些情况与数学问题有关呢</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（算积分排名次，计算比赛场次，这节课我们就来算一算世界杯足球赛一共进行了多少场比赛。）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（板书</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第二板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">自立探究</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">发现规律</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">刚才同学们谈到了世界杯赛分单循环赛和淘汰赛。第一阶段进行的就是单循环赛。什么是单循环赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">可举例加以说明。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：第一阶段</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">单循环比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支参赛球队平均分成</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个小组，每组有</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队。在同一小组中，每</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队之间都要进行一场比赛，这是单循环比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">以中国队所在的小组为例（中国、哥斯达黎加、土耳其、巴西）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">这个小组一共进行了多少场比赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（请你算一算）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、一共进行</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span>2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、每支球队都赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp; </span>4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队一共赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">12</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你认为谁的观点是正确的？为什么</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">投影出示图（下面用一个图来示这一个组的比赛场次）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><v:group id="_x0000_s1045" coordorigin="4477,3468" coordsize="1505,756" style="margin-top: 7.8pt; z-index: 3; left: 0px; margin-left: 133.85pt; width: 75.25pt; position: absolute; height: 37.8pt; text-align: left"><v:line id="_x0000_s1046" to="5205,4044" from="5205,3708" style="position: absolute"></v:line><v:line id="_x0000_s1047" to="5925,3600" from="5505,3468" style="position: absolute"></v:line><v:line id="_x0000_s1048" to="4890,3780" from="4477,3528" style="position: absolute; flip: x"></v:line><v:line id="_x0000_s1049" to="4890,4116" from="4477,3906" style="position: absolute"></v:line><v:line id="_x0000_s1050" to="5982,4224" from="5472,4092" style="position: absolute; flip: x"></v:line><v:line id="_x0000_s1051" to="5625,3828" from="4567,3828" style="position: absolute"></v:line></v:group><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">中国</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">哥斯达黎加</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">土耳其</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">巴西</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如果用点来表示球队，用两点之间的连线表示两支球队之间的一场比赛，请完成下表。（投影）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<div align="center">
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="430" border="0" style="margin: auto auto auto 5.25pt; width: 322.5pt; border-collapse: collapse; mso-padding-alt: 0cm 0cm 0cm 0cm; mso-yfti-tbllook: 1184">   <tbody>       <tr style="height: 14.25pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="bottom" nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><v:line id="_x0000_s1026" to="325.5pt,15.1pt" from="0,15.1pt" style="z-index: 1; left: 0px; position: absolute; text-align: left"></v:line><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">球队支数</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">示意图</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">各点之间连线条数</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="107" style="border-right: #ece9d8; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 80.2pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场数</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>       </tr>       <tr style="height: 36pt; mso-yfti-irow: 1">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><v:group id="_x0000_s1027" coordorigin="2720,6144" coordsize="6510,2692" style="margin-top: 14.6pt; 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border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="100%" border="0" style="width: 100%; mso-padding-alt: 0cm 0cm 0cm 0cm; mso-cellspacing: 0cm">                           <tbody>                               <tr style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">                                   <td style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: #ece9d8; background-color: transparent">                                   <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 12pt; color: #07519a; font-family: 宋体; mso-bidi-font-family: 宋体"><o:p>&nbsp;</o:p></span></p>                                   </td>                               </tr>                           </tbody>                       </table>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line><v:line id="_x0000_s1043" to="5870,8796" from="4190,8796" style="position: absolute"><v:textbox>           <table cellspacing="0" cellpadding="0" width="100%">               <tbody>                   <tr>                       <td style="border-right: #ece9d8; border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line><v:line id="_x0000_s1044" to="9125,8796" from="2720,8796" style="position: absolute"><v:textbox>           <table cellspacing="0" cellpadding="0" width="100%">               <tbody>                   <tr>                       <td style="border-right: #ece9d8; border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line></v:group><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 36pt; mso-yfti-irow: 2">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3=1+2</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 35.05pt; mso-yfti-irow: 3; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">4</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" rowspan="3" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6=1+2+3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 38.25pt; mso-yfti-irow: 4; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">5</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>       </tr>       <tr style="height: 36pt; mso-yfti-irow: 5; mso-yfti-lastrow: yes; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>       </tr>   </tbody>
</table>
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<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">从上表中你发现了什么规律</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">四支球队时，比赛场次为从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队时，比赛场次为从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，几支球队时，从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">n-1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><font face="Times New Roman"><span style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> </span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：练习</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">10</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队采用单循环比赛，一共要赛多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1+2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&mdash;&mdash;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3+</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">+9=45</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">第一阶段的比赛结束后哪些队能进入第二阶段的比赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">世界杯第一阶段各小组前</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名进入第二阶段比赛，共有</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队。如果</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队采取单循环制，共需比赛多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">120</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">但是第二阶段采用的是淘汰制。什么是淘汰赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（投影示出）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：结合投影说</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队依次编号为</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">我们用图表示了比赛场次过程，算一算第二阶段一共要赛几场就可以决出冠军和亚军来。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">8+4+2+1=15</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">整个世界杯赛一共进行了多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">48+15=63</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">刚才同学们介绍了本届世界杯赛共进行</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">64</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场，这是怎么回事</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">争夺</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名又进行了一场比赛。共</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">63+1=64</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如果</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队从始至终用单循环赛制</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）全部比赛一共需要多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）如果每天安排</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场比赛，全部比赛大约需要多少天</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1+2+3+4+5+</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">+31=496</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">496</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&divide;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&asymp;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">166</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（天）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个多月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">看来如果全部采用单循环赛制，所需时间太长。因此世界杯赛分为两个阶段，先分组采用单循环赛，再进行淘汰赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第三板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">回归生活</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">解决问题。</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">同学们，我们继红（新苗）小学将要举行第一届&ldquo;校园篮球赛&rdquo;，你能为这次参加比赛的五年级</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">20</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个球队设计一下比赛场次吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把你的设计方案交给体育组的老师，相信你的方案会被采纳的。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">总结</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">我们要留心观察生活，其实生活中有许多数学问题。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">板书</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">单循环赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">淘汰赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>3+2+1=6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&times;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8=48</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="color: black"><o:p><font face="Times New Roman" size="3">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan"><span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次教学反思</span></span><span lang="EN-US" style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan"><span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">本节课是通过比赛问题，渗透解决问题的策略，如图解、列表、排列、连接等方法，所以教师在教学中不要为了解决问题而解决问题。在解决比赛场次的问题前，要先让学生理解&ldquo;每两支球队比赛一场&rdquo;的意思，通过读一读、想一想、举一举例子使学生准确理解其含义，为后面的问题解决作好铺垫。在解决例</span><span lang="EN-US" style="font-size: 14pt; mso-font-kerning: 0pt">1</span><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">的教学中引导学生学会用符号表示各个球队，为后面探究问题提供方便，同时让学生学会这种方法，为以后学习作好铺垫。引导学生会用连线、计算等方法解决问题。培养了学生有序思考问题的能力。实践下来我班除了书上的方法外还想出了其他</span><span lang="EN-US" style="font-size: 14pt; mso-font-kerning: 0pt">3</span><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">中方法，班中的大部分学生都能理解利用计算方法解决比赛场次问题。</span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;</p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;</p>
<span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">课题：起跑线（数学与体育） <span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学目标】<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过问题情境，让学生发现，在环形跑道上进行<span lang="EN-US">200</span>米、<span lang="EN-US">400</span>米体育比赛，起跑线位置的不同的道理。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">能根据实际问题的需要，利用已有的知识和技能解决&ldquo;起跑线的位置设计&rdquo;问题。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过起跑线问题的解决，体会数学知识在体育中的应用，培养学生应用数学意识和解决问题的能力。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学重点、难点】探究起跑线位置的设置和什么有关系，能根据起跑线设置原理正确计算起跑线的位置。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学过程】<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、悬念导入<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．观看短片。请大家一起来看下面的一段短片（画面：学校运动会<span lang="EN-US">6</span>名运动员<span lang="EN-US">200</span>米竞赛起跑的场面）。（观看结束后）<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">告诉学生，这是前阶段校运会<span lang="EN-US">200</span>米比赛的录像，看了这段录象，你有什么问题要与大家一起研究吗？（此时老师组织学生小组讨论）<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">待讨论完毕，全班交流需要解决的问题。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">大部分学生提出的问题是：他们为什么不在同一起跑线上起跑。<span lang="EN-US">&nbsp; <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">接着，组织学生再看一次录像，看看他们是不是在同一起跑线上起跑。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．提问：<span lang="EN-US">200</span>米跑的起跑线位置是怎样安排的？站在外面起跑的同学在最前面，占便宜了吗？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 289.25pt 0pt 0cm; layout-grid-mode: char; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan; mso-para-margin-right: 27.55gd"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">二引导探究<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 289.25pt 0pt 0cm; layout-grid-mode: char; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan; mso-para-margin-right: 27.55gd"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1.</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">研究<span lang="EN-US">200</span>米起跑的位置为什么不同。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）每个学生拿出跑道示意图，小组合作，看图研究起跑位置在前的人是不是比起跑位置后的的人合算？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）交流各自想法。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：因为<span lang="EN-US">200</span>米跑要过弯道，弯道的大小不一样，所以起跑位置在前的人不一定占到便宜。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）思考：你觉得在设置起跑位置的时候应该注意什么？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">学生讨论后发表自己的看法。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：跑道的弯道部分，外圈要比内圈大，外圈要跑的弯道大，弯道路线就长，内圈跑的弯道小，弯道路线就短，所以在起跑的时候，外圈运动员的起跑的位置较内圈的要靠前一些，保证每个人都正好完成同样的距离。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">4</span>）媒体演示运动员弯道部分的运动轨迹，让学生再次直观的看到弯道部分是不一样长的。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">小结：由于弯道部分的长度不一样，为了保证每个人跑的距离相等，所以起跑线必须不同。内圈弯道小，距离短，起跑线靠后，外圈弯道大，距离长，起跑线靠前。板书课题<span lang="EN-US"> &nbsp; &nbsp; <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">弯道大<span lang="EN-US"> &nbsp; </span>起跑线前<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; </span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">弯道小<span lang="EN-US"> &nbsp; </span>起跑线后<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．研究起跑线的位置和什么因素有关？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）提问：外圈的起跑线具体应该设置在什么地方，又该超前多少呢？猜一猜，起跑线位置和哪些条件有关？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）小组讨论，并交流。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：主要看弯道的长度差多少，起跑部分就应该补多少。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．探究发现起跑线位置 <span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">呈现例题：<span lang="EN-US">6</span>名运动员进行<span lang="EN-US">200</span>米赛跑，每条跑道宽约<span lang="EN-US">1.2</span>米，弯道部分为半圆，且最内圈的弯道半径为<span lang="EN-US">31</span>米，怎样设置每条跑道的起跑线？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）<span lang="EN-US">4</span>人小组合作完成研究记录表。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">思考：①根据给出的条件，任选两条相邻的跑道，算一算在弯道部分相差多少米？②通过计算，你发现了什么？（<span lang="EN-US">2</span>）交流你的发现。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">①先让学生汇报各跑道弯道半径和弯道半圆的长度，教师板书。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">再让学生说说相邻跑道弯道的差，教师板书，填在表内。板书：第一跑道弯道长度：<span lang="EN-US">31</span>&times;&pi;＝<span lang="EN-US">31</span>&pi;<span lang="EN-US"> &nbsp; </span>第二跑道弯道长度：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.2</span>）&times;&pi;＝<span lang="EN-US">31</span>&pi;＋<span lang="EN-US">1.2</span>&pi;＝<span lang="EN-US">32.2</span>&pi;<span lang="EN-US">&nbsp; </span>第三跑道弯道长度：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.2</span>&times;<span lang="EN-US">2</span>）&times;&pi;＝<span lang="EN-US">31</span>&pi;＋<span lang="EN-US">2.4</span>&pi;＝<span lang="EN-US">33.4</span>&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">②观察上面表格中的数据，你发现了什么？生：任意相邻跑道弯道的差都相等。只要在第一跑道起跑线向前<span lang="EN-US"> 1.2</span>&pi;米，就是第二跑道起跑位置，再向前<span lang="EN-US">2</span>个<span lang="EN-US">1.2</span>&pi;米，就是第三跑道起跑位置&hellip;&hellip;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">思考：当确定内圈起跑线以后，你会确定后面跑道的起跑线吗？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">三、拓展研究<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1.</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">出示：我们学校操场的跑道宽<span lang="EN-US">1.1</span>米，且最内圈的弯道半径为<span lang="EN-US">31</span>米。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">①两条相邻的跑道的弯道部分相差多少米？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">②如果最内圈跑道的起跑线已经画好，那么以后每条跑道的起跑线应依次提前多少米？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）学生独立思考完成。交流汇报<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生<span lang="EN-US">1</span>：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.1</span>）&times;&pi;－<span lang="EN-US">31</span>&times;&pi;＝<span lang="EN-US">32.1</span>&pi;－<span lang="EN-US">31</span>&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生<span lang="EN-US">2</span>：<span lang="EN-US">1.1</span>&times;&pi;＝<span lang="EN-US">3.454m</span>比较这两种计算，说说它们的联系，从中对你有什么启示？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）提问：通过刚才的研究，起跑线的位置与什么因素有关？只要了解哪些信息就能知道起跑线位置？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）交流。根据学生的回答，教师进行引导并板书：<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">板书：相邻跑道间的距离差＝跑道宽&times;&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">归纳小结：当确定内圈起跑线以后，你能很快确定后面跑道的起跑线吗？需要知道什么条件？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．如果标准的<span lang="EN-US">400</span>米跑道的弯道是半圆形，且最内圈的弯道半径为<span lang="EN-US">36</span>米．每条跑道宽<span lang="EN-US">1.2</span>米，现有<span lang="EN-US">8</span>条跑道。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）那么最外圈的跑道半径为多少米<span lang="EN-US">? <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）相邻两条跑道的弯道部分相差多少米<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）若进行<span lang="EN-US">200</span>米赛跑，第<span lang="EN-US">8</span>跑道的运动员要比第<span lang="EN-US">1</span>跑道的运动员起跑点大约超前多少米？<span lang="EN-US">&nbsp; </span>学生独立完成后全班交流。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p><font face="Times New Roman" color="#000000">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p><font face="Times New Roman" color="#000000">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: center; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">营养配餐<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学内容：书第<span lang="EN-US">45</span>至<span lang="EN-US">46</span>页。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学目标：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span>1.</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">经历利用数学知识进行营养配餐的过程，能进行有关营养成分的简单计算。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 14pt; line-height: 20pt; text-align: left; mso-char-indent-count: 1.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp; </span>2.</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过营养配餐的活动，体会数学知识的应用，发展数学应用意识和学习数学的自信心。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学过程：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、激趣。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、展示学生课前收集到的有关营养成分和营养配餐的资料。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、说一说你看过这些资料后有什么收获。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、食品的营养成分很多，我们只是讨论蛋白质、脂肪、碳水化合物这三种成分，它们是人们获取热量的主要来源。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">4</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、出示我国运动员在积极备战<span lang="EN-US">2008</span>年奥运会的图片。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：运动员在训练中需要根据营养标准合理搭配食物。今天，我们一起来讨论有关营养配餐方面的问题。（出示课题）<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">二、设计与展示。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、根据书<span lang="EN-US">45</span>页提供的小资料，自己设计一份营养搭配科学合理的午饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、请四个学生（有代表性的）展示自己设计的午饭，并简要说明设计的理由。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、师小结。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">三、练习。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、完成&ldquo;试一试&rdquo;。请两到三名同学说明理由。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、完成&ldquo;算一算&rdquo;。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）学生根据小资料，计算并填到表上。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）对有困难的学生，教师做适当的提示。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）集体订正。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、帮小明重新设计一份午饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">四、总结。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">五、布置作业：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">查查有关资料，为爸爸妈妈设计一份营养丰富，美味可口的晚饭。有能力的同学还可以自己做一顿这样的晚饭。<span lang="EN-US"><o:p></o:p></span></span></p>
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</div></div>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教育心语</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>2009-2010学年上期数学与体育（双份）</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<div style="line-height: 20pt; font-size: 12pt"><div style="font-size: 12pt; line-height: 20pt">
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<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: center; mso-line-height-rule: exactly"><span style="font-size: 15pt; font-family: 宋体; mso-bidi-font-size: 22.0pt; mso-bidi-font-weight: bold">数学与体育<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: center; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">比赛场次<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学内容：书第<span lang="EN-US">43</span>至<span lang="EN-US">44</span>页。</span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体"><span lang="EN-US"><o:p>教材分析：&ldquo;<span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">体育中的数学&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">是通过研究体育中</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"> &ldquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">比赛场次</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">的问题，将基本的数量关系与组合问题融合在一起，探索人数或队数与场次之间的数量关系，增强应用数学的意识，熟练运用图示、列表、连线，计算等不同的解决问题的办法，学会有序思考，突出表现为由画图到列表再到总结规律的方法解决实际问题；通过安排</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&ldquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">比赛场次</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">来研究组合问题。</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"><br />
</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">教材将知识点与学生接触较多的体育问题结合在一起，使学生在解决实际问题的过程中来获取新的解决问题的办法，充分体现数学的实际价值。本节为实践活动课，学生都会参加学校的体育运动，也经常观看电视里的体育节目，对于书中所提及的体育问题可以说经常接触，并在不同层面上有过思考。基于这一点，书中的问题，部分学生是可以解决的，但要将生活中的问题数学化，并要利用数学的方法进行解决，这就有一定的难度，需要帮助学生学会有序思维的方法。</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"><o:p></o:p></span></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学目标：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体">1.</span><span style="font-size: 14pt; font-family: 宋体">了解&ldquo;从简单的情形开始寻找规律&rdquo;的解决问题的策略，提高解决问题的能力。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28.5pt; line-height: 20pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体">2.</span><span style="font-size: 14pt; font-family: 宋体">会用列表、画图的方式寻找实际问题中蕴含的简单的规律，体会图、表的简洁性和有效性。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学重难点：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28.5pt; line-height: 20pt; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">从简单的情形中寻找出规律。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学过程：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、问题情景，引入新课。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、谈话导入主题。</span></p>
<span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><strong><font face="宋体">(</font></strong>1)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、引导学生从不同角度发现体育实际问题中所包含的丰富的数学信息，探索多种解决问题的方法。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(2)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、能对含有较大数学的信息作出合理的解决和推断。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(3)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、培养学生的数学素养和爱国热情。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第一板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">谈话导入，建立数学与生活的联系</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">同学们，你们喜欢运动吗？喜欢什么体育运动</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">乒乓球、游泳、篮球、足球&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">让我们先聊聊&ldquo;足球&rdquo;好吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（好</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">！</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你们知道</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2002</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">年第</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">17</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">届世界杯足球赛吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">谈谈你对这次比赛的了解吧</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">！</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、时间、地点</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp; </span>5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">31</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">日&mdash;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">30</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">日在韩国汉城揭开序幕，在日本横滨闭幕。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、举办地点首次来到亚洲地区，首次两个国家共同举办。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队参加了这次比赛，平均分成</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个小组分组循环预赛，每组前两名晋级</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">强再进行淘汰赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、特别值得一提的，中国队也参加了本届世界杯赛，这是被认为是世界足球发源国的中国，历史上第一次参加世界杯足球赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、中国队得了第</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">31</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">对中国的足球队，我们应抱宽容态度。与欧洲和南美的足球相比，我们差得太远，这是客观现实，我们必须得承认，而且一时半载不可能改变。中国队的小伙子们尽了他们最大的努力，中国的球迷必须有耐心，只能寄希望于将来。然而足球比赛决不会因为中国队的落马而失去原有的魅力，四年一度的世界杯赛便是极好的证明。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">韩国世界杯的硝烟已散去但&ldquo;世界杯&rdquo;却是永恒的话题。闫老师知道同学们当中有许多小球迷，不知你们想过没有其实世界杯也与许多有趣的数学问题相关。刚才你们谈到的哪些情况与数学问题有关呢</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（算积分排名次，计算比赛场次，这节课我们就来算一算世界杯足球赛一共进行了多少场比赛。）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（板书</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第二板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">自立探究</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">发现规律</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">刚才同学们谈到了世界杯赛分单循环赛和淘汰赛。第一阶段进行的就是单循环赛。什么是单循环赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">可举例加以说明。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：第一阶段</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">单循环比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支参赛球队平均分成</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个小组，每组有</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队。在同一小组中，每</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队之间都要进行一场比赛，这是单循环比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">以中国队所在的小组为例（中国、哥斯达黎加、土耳其、巴西）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">这个小组一共进行了多少场比赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（请你算一算）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、一共进行</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span>2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、每支球队都赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp; </span>4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队一共赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">12</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你认为谁的观点是正确的？为什么</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">投影出示图（下面用一个图来示这一个组的比赛场次）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><v:group id="_x0000_s1045" coordorigin="4477,3468" coordsize="1505,756" style="margin-top: 7.8pt; z-index: 3; left: 0px; margin-left: 133.85pt; width: 75.25pt; position: absolute; height: 37.8pt; text-align: left"><v:line id="_x0000_s1046" to="5205,4044" from="5205,3708" style="position: absolute"></v:line><v:line id="_x0000_s1047" to="5925,3600" from="5505,3468" style="position: absolute"></v:line><v:line id="_x0000_s1048" to="4890,3780" from="4477,3528" style="position: absolute; flip: x"></v:line><v:line id="_x0000_s1049" to="4890,4116" from="4477,3906" style="position: absolute"></v:line><v:line id="_x0000_s1050" to="5982,4224" from="5472,4092" style="position: absolute; flip: x"></v:line><v:line id="_x0000_s1051" to="5625,3828" from="4567,3828" style="position: absolute"></v:line></v:group><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">中国</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">哥斯达黎加</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">土耳其</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">巴西</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如果用点来表示球队，用两点之间的连线表示两支球队之间的一场比赛，请完成下表。（投影）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<div align="center">
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="430" border="0" style="margin: auto auto auto 5.25pt; width: 322.5pt; border-collapse: collapse; mso-padding-alt: 0cm 0cm 0cm 0cm; mso-yfti-tbllook: 1184">   <tbody>       <tr style="height: 14.25pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="bottom" nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><v:line id="_x0000_s1026" to="325.5pt,15.1pt" from="0,15.1pt" style="z-index: 1; left: 0px; position: absolute; text-align: left"></v:line><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">球队支数</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">示意图</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">各点之间连线条数</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="107" style="border-right: #ece9d8; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 80.2pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; 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border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="100%" border="0" style="width: 100%; mso-padding-alt: 0cm 0cm 0cm 0cm; mso-cellspacing: 0cm">                           <tbody>                               <tr style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">                                   <td style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: #ece9d8; background-color: transparent">                                   <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 12pt; color: #07519a; font-family: 宋体; mso-bidi-font-family: 宋体"><o:p>&nbsp;</o:p></span></p>                                   </td>                               </tr>                           </tbody>                       </table>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line><v:line id="_x0000_s1043" to="5870,8796" from="4190,8796" style="position: absolute"><v:textbox>           <table cellspacing="0" cellpadding="0" width="100%">               <tbody>                   <tr>                       <td style="border-right: #ece9d8; border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line><v:line id="_x0000_s1044" to="9125,8796" from="2720,8796" style="position: absolute"><v:textbox>           <table cellspacing="0" cellpadding="0" width="100%">               <tbody>                   <tr>                       <td style="border-right: #ece9d8; border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line></v:group><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 36pt; mso-yfti-irow: 2">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3=1+2</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 35.05pt; mso-yfti-irow: 3; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">4</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" rowspan="3" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6=1+2+3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 38.25pt; mso-yfti-irow: 4; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">5</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>       </tr>       <tr style="height: 36pt; mso-yfti-irow: 5; mso-yfti-lastrow: yes; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>       </tr>   </tbody>
</table>
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<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">从上表中你发现了什么规律</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">四支球队时，比赛场次为从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队时，比赛场次为从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，几支球队时，从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">n-1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><font face="Times New Roman"><span style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> </span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：练习</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">10</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队采用单循环比赛，一共要赛多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1+2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&mdash;&mdash;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3+</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">+9=45</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">第一阶段的比赛结束后哪些队能进入第二阶段的比赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">世界杯第一阶段各小组前</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名进入第二阶段比赛，共有</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队。如果</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队采取单循环制，共需比赛多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">120</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">但是第二阶段采用的是淘汰制。什么是淘汰赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（投影示出）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：结合投影说</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队依次编号为</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">我们用图表示了比赛场次过程，算一算第二阶段一共要赛几场就可以决出冠军和亚军来。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">8+4+2+1=15</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">整个世界杯赛一共进行了多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">48+15=63</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">刚才同学们介绍了本届世界杯赛共进行</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">64</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场，这是怎么回事</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">争夺</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名又进行了一场比赛。共</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">63+1=64</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如果</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队从始至终用单循环赛制</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）全部比赛一共需要多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）如果每天安排</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场比赛，全部比赛大约需要多少天</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1+2+3+4+5+</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">+31=496</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">496</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&divide;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&asymp;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">166</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（天）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个多月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">看来如果全部采用单循环赛制，所需时间太长。因此世界杯赛分为两个阶段，先分组采用单循环赛，再进行淘汰赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第三板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">回归生活</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">解决问题。</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">同学们，我们继红（新苗）小学将要举行第一届&ldquo;校园篮球赛&rdquo;，你能为这次参加比赛的五年级</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">20</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个球队设计一下比赛场次吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把你的设计方案交给体育组的老师，相信你的方案会被采纳的。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">总结</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">我们要留心观察生活，其实生活中有许多数学问题。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">板书</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">单循环赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">淘汰赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>3+2+1=6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&times;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8=48</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="color: black"><o:p><font face="Times New Roman" size="3">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan"><span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次教学反思</span></span><span lang="EN-US" style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan"><span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">本节课是通过比赛问题，渗透解决问题的策略，如图解、列表、排列、连接等方法，所以教师在教学中不要为了解决问题而解决问题。在解决比赛场次的问题前，要先让学生理解&ldquo;每两支球队比赛一场&rdquo;的意思，通过读一读、想一想、举一举例子使学生准确理解其含义，为后面的问题解决作好铺垫。在解决例</span><span lang="EN-US" style="font-size: 14pt; mso-font-kerning: 0pt">1</span><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">的教学中引导学生学会用符号表示各个球队，为后面探究问题提供方便，同时让学生学会这种方法，为以后学习作好铺垫。引导学生会用连线、计算等方法解决问题。培养了学生有序思考问题的能力。实践下来我班除了书上的方法外还想出了其他</span><span lang="EN-US" style="font-size: 14pt; mso-font-kerning: 0pt">3</span><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">中方法，班中的大部分学生都能理解利用计算方法解决比赛场次问题。</span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;</p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;</p>
<span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">课题：起跑线（数学与体育） <span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学目标】<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过问题情境，让学生发现，在环形跑道上进行<span lang="EN-US">200</span>米、<span lang="EN-US">400</span>米体育比赛，起跑线位置的不同的道理。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">能根据实际问题的需要，利用已有的知识和技能解决&ldquo;起跑线的位置设计&rdquo;问题。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过起跑线问题的解决，体会数学知识在体育中的应用，培养学生应用数学意识和解决问题的能力。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学重点、难点】探究起跑线位置的设置和什么有关系，能根据起跑线设置原理正确计算起跑线的位置。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学过程】<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、悬念导入<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．观看短片。请大家一起来看下面的一段短片（画面：学校运动会<span lang="EN-US">6</span>名运动员<span lang="EN-US">200</span>米竞赛起跑的场面）。（观看结束后）<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">告诉学生，这是前阶段校运会<span lang="EN-US">200</span>米比赛的录像，看了这段录象，你有什么问题要与大家一起研究吗？（此时老师组织学生小组讨论）<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">待讨论完毕，全班交流需要解决的问题。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">大部分学生提出的问题是：他们为什么不在同一起跑线上起跑。<span lang="EN-US">&nbsp; <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">接着，组织学生再看一次录像，看看他们是不是在同一起跑线上起跑。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．提问：<span lang="EN-US">200</span>米跑的起跑线位置是怎样安排的？站在外面起跑的同学在最前面，占便宜了吗？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 289.25pt 0pt 0cm; layout-grid-mode: char; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan; mso-para-margin-right: 27.55gd"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">二引导探究<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 289.25pt 0pt 0cm; layout-grid-mode: char; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan; mso-para-margin-right: 27.55gd"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1.</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">研究<span lang="EN-US">200</span>米起跑的位置为什么不同。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）每个学生拿出跑道示意图，小组合作，看图研究起跑位置在前的人是不是比起跑位置后的的人合算？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）交流各自想法。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：因为<span lang="EN-US">200</span>米跑要过弯道，弯道的大小不一样，所以起跑位置在前的人不一定占到便宜。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）思考：你觉得在设置起跑位置的时候应该注意什么？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">学生讨论后发表自己的看法。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：跑道的弯道部分，外圈要比内圈大，外圈要跑的弯道大，弯道路线就长，内圈跑的弯道小，弯道路线就短，所以在起跑的时候，外圈运动员的起跑的位置较内圈的要靠前一些，保证每个人都正好完成同样的距离。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">4</span>）媒体演示运动员弯道部分的运动轨迹，让学生再次直观的看到弯道部分是不一样长的。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">小结：由于弯道部分的长度不一样，为了保证每个人跑的距离相等，所以起跑线必须不同。内圈弯道小，距离短，起跑线靠后，外圈弯道大，距离长，起跑线靠前。板书课题<span lang="EN-US"> &nbsp; &nbsp; <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">弯道大<span lang="EN-US"> &nbsp; </span>起跑线前<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; </span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">弯道小<span lang="EN-US"> &nbsp; </span>起跑线后<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．研究起跑线的位置和什么因素有关？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）提问：外圈的起跑线具体应该设置在什么地方，又该超前多少呢？猜一猜，起跑线位置和哪些条件有关？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）小组讨论，并交流。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：主要看弯道的长度差多少，起跑部分就应该补多少。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．探究发现起跑线位置 <span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">呈现例题：<span lang="EN-US">6</span>名运动员进行<span lang="EN-US">200</span>米赛跑，每条跑道宽约<span lang="EN-US">1.2</span>米，弯道部分为半圆，且最内圈的弯道半径为<span lang="EN-US">31</span>米，怎样设置每条跑道的起跑线？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）<span lang="EN-US">4</span>人小组合作完成研究记录表。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">思考：①根据给出的条件，任选两条相邻的跑道，算一算在弯道部分相差多少米？②通过计算，你发现了什么？（<span lang="EN-US">2</span>）交流你的发现。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">①先让学生汇报各跑道弯道半径和弯道半圆的长度，教师板书。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">再让学生说说相邻跑道弯道的差，教师板书，填在表内。板书：第一跑道弯道长度：<span lang="EN-US">31</span>&times;&pi;＝<span lang="EN-US">31</span>&pi;<span lang="EN-US"> &nbsp; </span>第二跑道弯道长度：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.2</span>）&times;&pi;＝<span lang="EN-US">31</span>&pi;＋<span lang="EN-US">1.2</span>&pi;＝<span lang="EN-US">32.2</span>&pi;<span lang="EN-US">&nbsp; </span>第三跑道弯道长度：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.2</span>&times;<span lang="EN-US">2</span>）&times;&pi;＝<span lang="EN-US">31</span>&pi;＋<span lang="EN-US">2.4</span>&pi;＝<span lang="EN-US">33.4</span>&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">②观察上面表格中的数据，你发现了什么？生：任意相邻跑道弯道的差都相等。只要在第一跑道起跑线向前<span lang="EN-US"> 1.2</span>&pi;米，就是第二跑道起跑位置，再向前<span lang="EN-US">2</span>个<span lang="EN-US">1.2</span>&pi;米，就是第三跑道起跑位置&hellip;&hellip;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">思考：当确定内圈起跑线以后，你会确定后面跑道的起跑线吗？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">三、拓展研究<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1.</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">出示：我们学校操场的跑道宽<span lang="EN-US">1.1</span>米，且最内圈的弯道半径为<span lang="EN-US">31</span>米。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">①两条相邻的跑道的弯道部分相差多少米？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">②如果最内圈跑道的起跑线已经画好，那么以后每条跑道的起跑线应依次提前多少米？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）学生独立思考完成。交流汇报<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生<span lang="EN-US">1</span>：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.1</span>）&times;&pi;－<span lang="EN-US">31</span>&times;&pi;＝<span lang="EN-US">32.1</span>&pi;－<span lang="EN-US">31</span>&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生<span lang="EN-US">2</span>：<span lang="EN-US">1.1</span>&times;&pi;＝<span lang="EN-US">3.454m</span>比较这两种计算，说说它们的联系，从中对你有什么启示？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）提问：通过刚才的研究，起跑线的位置与什么因素有关？只要了解哪些信息就能知道起跑线位置？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）交流。根据学生的回答，教师进行引导并板书：<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">板书：相邻跑道间的距离差＝跑道宽&times;&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">归纳小结：当确定内圈起跑线以后，你能很快确定后面跑道的起跑线吗？需要知道什么条件？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．如果标准的<span lang="EN-US">400</span>米跑道的弯道是半圆形，且最内圈的弯道半径为<span lang="EN-US">36</span>米．每条跑道宽<span lang="EN-US">1.2</span>米，现有<span lang="EN-US">8</span>条跑道。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）那么最外圈的跑道半径为多少米<span lang="EN-US">? <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）相邻两条跑道的弯道部分相差多少米<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）若进行<span lang="EN-US">200</span>米赛跑，第<span lang="EN-US">8</span>跑道的运动员要比第<span lang="EN-US">1</span>跑道的运动员起跑点大约超前多少米？<span lang="EN-US">&nbsp; </span>学生独立完成后全班交流。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p><font face="Times New Roman" color="#000000">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p><font face="Times New Roman" color="#000000">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: center; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">营养配餐<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学内容：书第<span lang="EN-US">45</span>至<span lang="EN-US">46</span>页。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学目标：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span>1.</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">经历利用数学知识进行营养配餐的过程，能进行有关营养成分的简单计算。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 14pt; line-height: 20pt; text-align: left; mso-char-indent-count: 1.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp; </span>2.</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过营养配餐的活动，体会数学知识的应用，发展数学应用意识和学习数学的自信心。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学过程：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、激趣。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、展示学生课前收集到的有关营养成分和营养配餐的资料。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、说一说你看过这些资料后有什么收获。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、食品的营养成分很多，我们只是讨论蛋白质、脂肪、碳水化合物这三种成分，它们是人们获取热量的主要来源。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">4</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、出示我国运动员在积极备战<span lang="EN-US">2008</span>年奥运会的图片。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：运动员在训练中需要根据营养标准合理搭配食物。今天，我们一起来讨论有关营养配餐方面的问题。（出示课题）<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">二、设计与展示。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、根据书<span lang="EN-US">45</span>页提供的小资料，自己设计一份营养搭配科学合理的午饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、请四个学生（有代表性的）展示自己设计的午饭，并简要说明设计的理由。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、师小结。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">三、练习。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、完成&ldquo;试一试&rdquo;。请两到三名同学说明理由。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、完成&ldquo;算一算&rdquo;。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）学生根据小资料，计算并填到表上。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）对有困难的学生，教师做适当的提示。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）集体订正。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、帮小明重新设计一份午饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">四、总结。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">五、布置作业：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">查查有关资料，为爸爸妈妈设计一份营养丰富，美味可口的晚饭。有能力的同学还可以自己做一顿这样的晚饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;&nbsp;</p>
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</div></div>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>工作随笔</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>2009-2010学年上期数学与体育（双份）</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<div style="line-height: 20pt; font-size: 12pt"><div style="font-size: 12pt; line-height: 20pt">
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<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: center; mso-line-height-rule: exactly"><span style="font-size: 15pt; font-family: 宋体; mso-bidi-font-size: 22.0pt; mso-bidi-font-weight: bold">数学与体育<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: center; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">比赛场次<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学内容：书第<span lang="EN-US">43</span>至<span lang="EN-US">44</span>页。</span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体"><span lang="EN-US"><o:p>教材分析：&ldquo;<span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">体育中的数学&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">是通过研究体育中</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"> &ldquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">比赛场次</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">的问题，将基本的数量关系与组合问题融合在一起，探索人数或队数与场次之间的数量关系，增强应用数学的意识，熟练运用图示、列表、连线，计算等不同的解决问题的办法，学会有序思考，突出表现为由画图到列表再到总结规律的方法解决实际问题；通过安排</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&ldquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">比赛场次</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">来研究组合问题。</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"><br />
</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">教材将知识点与学生接触较多的体育问题结合在一起，使学生在解决实际问题的过程中来获取新的解决问题的办法，充分体现数学的实际价值。本节为实践活动课，学生都会参加学校的体育运动，也经常观看电视里的体育节目，对于书中所提及的体育问题可以说经常接触，并在不同层面上有过思考。基于这一点，书中的问题，部分学生是可以解决的，但要将生活中的问题数学化，并要利用数学的方法进行解决，这就有一定的难度，需要帮助学生学会有序思维的方法。</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"><o:p></o:p></span></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学目标：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体">1.</span><span style="font-size: 14pt; font-family: 宋体">了解&ldquo;从简单的情形开始寻找规律&rdquo;的解决问题的策略，提高解决问题的能力。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28.5pt; line-height: 20pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体">2.</span><span style="font-size: 14pt; font-family: 宋体">会用列表、画图的方式寻找实际问题中蕴含的简单的规律，体会图、表的简洁性和有效性。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学重难点：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28.5pt; line-height: 20pt; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">从简单的情形中寻找出规律。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学过程：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、问题情景，引入新课。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、谈话导入主题。</span></p>
<span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><strong><font face="宋体">(</font></strong>1)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、引导学生从不同角度发现体育实际问题中所包含的丰富的数学信息，探索多种解决问题的方法。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(2)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、能对含有较大数学的信息作出合理的解决和推断。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(3)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、培养学生的数学素养和爱国热情。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第一板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">谈话导入，建立数学与生活的联系</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">同学们，你们喜欢运动吗？喜欢什么体育运动</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">乒乓球、游泳、篮球、足球&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">让我们先聊聊&ldquo;足球&rdquo;好吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（好</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">！</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你们知道</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2002</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">年第</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">17</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">届世界杯足球赛吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">谈谈你对这次比赛的了解吧</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">！</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、时间、地点</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp; </span>5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">31</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">日&mdash;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">30</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">日在韩国汉城揭开序幕，在日本横滨闭幕。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、举办地点首次来到亚洲地区，首次两个国家共同举办。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队参加了这次比赛，平均分成</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个小组分组循环预赛，每组前两名晋级</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">强再进行淘汰赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、特别值得一提的，中国队也参加了本届世界杯赛，这是被认为是世界足球发源国的中国，历史上第一次参加世界杯足球赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、中国队得了第</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">31</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">对中国的足球队，我们应抱宽容态度。与欧洲和南美的足球相比，我们差得太远，这是客观现实，我们必须得承认，而且一时半载不可能改变。中国队的小伙子们尽了他们最大的努力，中国的球迷必须有耐心，只能寄希望于将来。然而足球比赛决不会因为中国队的落马而失去原有的魅力，四年一度的世界杯赛便是极好的证明。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">韩国世界杯的硝烟已散去但&ldquo;世界杯&rdquo;却是永恒的话题。闫老师知道同学们当中有许多小球迷，不知你们想过没有其实世界杯也与许多有趣的数学问题相关。刚才你们谈到的哪些情况与数学问题有关呢</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（算积分排名次，计算比赛场次，这节课我们就来算一算世界杯足球赛一共进行了多少场比赛。）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（板书</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第二板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">自立探究</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">发现规律</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">刚才同学们谈到了世界杯赛分单循环赛和淘汰赛。第一阶段进行的就是单循环赛。什么是单循环赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">可举例加以说明。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：第一阶段</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">单循环比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支参赛球队平均分成</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个小组，每组有</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队。在同一小组中，每</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队之间都要进行一场比赛，这是单循环比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">以中国队所在的小组为例（中国、哥斯达黎加、土耳其、巴西）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">这个小组一共进行了多少场比赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（请你算一算）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、一共进行</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span>2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、每支球队都赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp; </span>4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队一共赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">12</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你认为谁的观点是正确的？为什么</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">投影出示图（下面用一个图来示这一个组的比赛场次）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><v:group id="_x0000_s1045" coordorigin="4477,3468" coordsize="1505,756" style="margin-top: 7.8pt; z-index: 3; left: 0px; margin-left: 133.85pt; width: 75.25pt; position: absolute; height: 37.8pt; text-align: left"><v:line id="_x0000_s1046" to="5205,4044" from="5205,3708" style="position: absolute"></v:line><v:line id="_x0000_s1047" to="5925,3600" from="5505,3468" style="position: absolute"></v:line><v:line id="_x0000_s1048" to="4890,3780" from="4477,3528" style="position: absolute; flip: x"></v:line><v:line id="_x0000_s1049" to="4890,4116" from="4477,3906" style="position: absolute"></v:line><v:line id="_x0000_s1050" to="5982,4224" from="5472,4092" style="position: absolute; flip: x"></v:line><v:line id="_x0000_s1051" to="5625,3828" from="4567,3828" style="position: absolute"></v:line></v:group><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">中国</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">哥斯达黎加</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">土耳其</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">巴西</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如果用点来表示球队，用两点之间的连线表示两支球队之间的一场比赛，请完成下表。（投影）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<div align="center">
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="430" border="0" style="margin: auto auto auto 5.25pt; width: 322.5pt; border-collapse: collapse; mso-padding-alt: 0cm 0cm 0cm 0cm; mso-yfti-tbllook: 1184">   <tbody>       <tr style="height: 14.25pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="bottom" nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><v:line id="_x0000_s1026" to="325.5pt,15.1pt" from="0,15.1pt" style="z-index: 1; left: 0px; position: absolute; text-align: left"></v:line><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">球队支数</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">示意图</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">各点之间连线条数</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="107" style="border-right: #ece9d8; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 80.2pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; 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border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="100%" border="0" style="width: 100%; mso-padding-alt: 0cm 0cm 0cm 0cm; mso-cellspacing: 0cm">                           <tbody>                               <tr style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">                                   <td style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: #ece9d8; background-color: transparent">                                   <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 12pt; color: #07519a; font-family: 宋体; mso-bidi-font-family: 宋体"><o:p>&nbsp;</o:p></span></p>                                   </td>                               </tr>                           </tbody>                       </table>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line><v:line id="_x0000_s1043" to="5870,8796" from="4190,8796" style="position: absolute"><v:textbox>           <table cellspacing="0" cellpadding="0" width="100%">               <tbody>                   <tr>                       <td style="border-right: #ece9d8; border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line><v:line id="_x0000_s1044" to="9125,8796" from="2720,8796" style="position: absolute"><v:textbox>           <table cellspacing="0" cellpadding="0" width="100%">               <tbody>                   <tr>                       <td style="border-right: #ece9d8; border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line></v:group><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 36pt; mso-yfti-irow: 2">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3=1+2</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 35.05pt; mso-yfti-irow: 3; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">4</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" rowspan="3" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6=1+2+3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 38.25pt; mso-yfti-irow: 4; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">5</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>       </tr>       <tr style="height: 36pt; mso-yfti-irow: 5; mso-yfti-lastrow: yes; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>       </tr>   </tbody>
</table>
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<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">从上表中你发现了什么规律</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">四支球队时，比赛场次为从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队时，比赛场次为从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，几支球队时，从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">n-1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><font face="Times New Roman"><span style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> </span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：练习</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">10</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队采用单循环比赛，一共要赛多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1+2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&mdash;&mdash;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3+</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">+9=45</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">第一阶段的比赛结束后哪些队能进入第二阶段的比赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">世界杯第一阶段各小组前</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名进入第二阶段比赛，共有</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队。如果</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队采取单循环制，共需比赛多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">120</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">但是第二阶段采用的是淘汰制。什么是淘汰赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（投影示出）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：结合投影说</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队依次编号为</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">我们用图表示了比赛场次过程，算一算第二阶段一共要赛几场就可以决出冠军和亚军来。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">8+4+2+1=15</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">整个世界杯赛一共进行了多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">48+15=63</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">刚才同学们介绍了本届世界杯赛共进行</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">64</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场，这是怎么回事</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">争夺</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名又进行了一场比赛。共</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">63+1=64</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如果</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队从始至终用单循环赛制</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）全部比赛一共需要多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）如果每天安排</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场比赛，全部比赛大约需要多少天</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1+2+3+4+5+</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">+31=496</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">496</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&divide;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&asymp;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">166</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（天）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个多月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">看来如果全部采用单循环赛制，所需时间太长。因此世界杯赛分为两个阶段，先分组采用单循环赛，再进行淘汰赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第三板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">回归生活</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">解决问题。</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">同学们，我们继红（新苗）小学将要举行第一届&ldquo;校园篮球赛&rdquo;，你能为这次参加比赛的五年级</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">20</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个球队设计一下比赛场次吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把你的设计方案交给体育组的老师，相信你的方案会被采纳的。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">总结</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">我们要留心观察生活，其实生活中有许多数学问题。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">板书</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">单循环赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">淘汰赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>3+2+1=6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&times;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8=48</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="color: black"><o:p><font face="Times New Roman" size="3">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan"><span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次教学反思</span></span><span lang="EN-US" style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan"><span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">本节课是通过比赛问题，渗透解决问题的策略，如图解、列表、排列、连接等方法，所以教师在教学中不要为了解决问题而解决问题。在解决比赛场次的问题前，要先让学生理解&ldquo;每两支球队比赛一场&rdquo;的意思，通过读一读、想一想、举一举例子使学生准确理解其含义，为后面的问题解决作好铺垫。在解决例</span><span lang="EN-US" style="font-size: 14pt; mso-font-kerning: 0pt">1</span><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">的教学中引导学生学会用符号表示各个球队，为后面探究问题提供方便，同时让学生学会这种方法，为以后学习作好铺垫。引导学生会用连线、计算等方法解决问题。培养了学生有序思考问题的能力。实践下来我班除了书上的方法外还想出了其他</span><span lang="EN-US" style="font-size: 14pt; mso-font-kerning: 0pt">3</span><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">中方法，班中的大部分学生都能理解利用计算方法解决比赛场次问题。</span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;</p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;</p>
<span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">课题：起跑线（数学与体育） <span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学目标】<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过问题情境，让学生发现，在环形跑道上进行<span lang="EN-US">200</span>米、<span lang="EN-US">400</span>米体育比赛，起跑线位置的不同的道理。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">能根据实际问题的需要，利用已有的知识和技能解决&ldquo;起跑线的位置设计&rdquo;问题。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过起跑线问题的解决，体会数学知识在体育中的应用，培养学生应用数学意识和解决问题的能力。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学重点、难点】探究起跑线位置的设置和什么有关系，能根据起跑线设置原理正确计算起跑线的位置。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学过程】<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、悬念导入<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．观看短片。请大家一起来看下面的一段短片（画面：学校运动会<span lang="EN-US">6</span>名运动员<span lang="EN-US">200</span>米竞赛起跑的场面）。（观看结束后）<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">告诉学生，这是前阶段校运会<span lang="EN-US">200</span>米比赛的录像，看了这段录象，你有什么问题要与大家一起研究吗？（此时老师组织学生小组讨论）<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">待讨论完毕，全班交流需要解决的问题。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">大部分学生提出的问题是：他们为什么不在同一起跑线上起跑。<span lang="EN-US">&nbsp; <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">接着，组织学生再看一次录像，看看他们是不是在同一起跑线上起跑。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．提问：<span lang="EN-US">200</span>米跑的起跑线位置是怎样安排的？站在外面起跑的同学在最前面，占便宜了吗？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 289.25pt 0pt 0cm; layout-grid-mode: char; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan; mso-para-margin-right: 27.55gd"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">二引导探究<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 289.25pt 0pt 0cm; layout-grid-mode: char; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan; mso-para-margin-right: 27.55gd"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1.</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">研究<span lang="EN-US">200</span>米起跑的位置为什么不同。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）每个学生拿出跑道示意图，小组合作，看图研究起跑位置在前的人是不是比起跑位置后的的人合算？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）交流各自想法。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：因为<span lang="EN-US">200</span>米跑要过弯道，弯道的大小不一样，所以起跑位置在前的人不一定占到便宜。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）思考：你觉得在设置起跑位置的时候应该注意什么？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">学生讨论后发表自己的看法。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：跑道的弯道部分，外圈要比内圈大，外圈要跑的弯道大，弯道路线就长，内圈跑的弯道小，弯道路线就短，所以在起跑的时候，外圈运动员的起跑的位置较内圈的要靠前一些，保证每个人都正好完成同样的距离。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">4</span>）媒体演示运动员弯道部分的运动轨迹，让学生再次直观的看到弯道部分是不一样长的。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">小结：由于弯道部分的长度不一样，为了保证每个人跑的距离相等，所以起跑线必须不同。内圈弯道小，距离短，起跑线靠后，外圈弯道大，距离长，起跑线靠前。板书课题<span lang="EN-US"> &nbsp; &nbsp; <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">弯道大<span lang="EN-US"> &nbsp; </span>起跑线前<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; </span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">弯道小<span lang="EN-US"> &nbsp; </span>起跑线后<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．研究起跑线的位置和什么因素有关？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）提问：外圈的起跑线具体应该设置在什么地方，又该超前多少呢？猜一猜，起跑线位置和哪些条件有关？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）小组讨论，并交流。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：主要看弯道的长度差多少，起跑部分就应该补多少。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．探究发现起跑线位置 <span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">呈现例题：<span lang="EN-US">6</span>名运动员进行<span lang="EN-US">200</span>米赛跑，每条跑道宽约<span lang="EN-US">1.2</span>米，弯道部分为半圆，且最内圈的弯道半径为<span lang="EN-US">31</span>米，怎样设置每条跑道的起跑线？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）<span lang="EN-US">4</span>人小组合作完成研究记录表。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">思考：①根据给出的条件，任选两条相邻的跑道，算一算在弯道部分相差多少米？②通过计算，你发现了什么？（<span lang="EN-US">2</span>）交流你的发现。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">①先让学生汇报各跑道弯道半径和弯道半圆的长度，教师板书。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">再让学生说说相邻跑道弯道的差，教师板书，填在表内。板书：第一跑道弯道长度：<span lang="EN-US">31</span>&times;&pi;＝<span lang="EN-US">31</span>&pi;<span lang="EN-US"> &nbsp; </span>第二跑道弯道长度：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.2</span>）&times;&pi;＝<span lang="EN-US">31</span>&pi;＋<span lang="EN-US">1.2</span>&pi;＝<span lang="EN-US">32.2</span>&pi;<span lang="EN-US">&nbsp; </span>第三跑道弯道长度：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.2</span>&times;<span lang="EN-US">2</span>）&times;&pi;＝<span lang="EN-US">31</span>&pi;＋<span lang="EN-US">2.4</span>&pi;＝<span lang="EN-US">33.4</span>&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">②观察上面表格中的数据，你发现了什么？生：任意相邻跑道弯道的差都相等。只要在第一跑道起跑线向前<span lang="EN-US"> 1.2</span>&pi;米，就是第二跑道起跑位置，再向前<span lang="EN-US">2</span>个<span lang="EN-US">1.2</span>&pi;米，就是第三跑道起跑位置&hellip;&hellip;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">思考：当确定内圈起跑线以后，你会确定后面跑道的起跑线吗？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">三、拓展研究<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1.</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">出示：我们学校操场的跑道宽<span lang="EN-US">1.1</span>米，且最内圈的弯道半径为<span lang="EN-US">31</span>米。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">①两条相邻的跑道的弯道部分相差多少米？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">②如果最内圈跑道的起跑线已经画好，那么以后每条跑道的起跑线应依次提前多少米？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）学生独立思考完成。交流汇报<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生<span lang="EN-US">1</span>：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.1</span>）&times;&pi;－<span lang="EN-US">31</span>&times;&pi;＝<span lang="EN-US">32.1</span>&pi;－<span lang="EN-US">31</span>&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生<span lang="EN-US">2</span>：<span lang="EN-US">1.1</span>&times;&pi;＝<span lang="EN-US">3.454m</span>比较这两种计算，说说它们的联系，从中对你有什么启示？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）提问：通过刚才的研究，起跑线的位置与什么因素有关？只要了解哪些信息就能知道起跑线位置？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）交流。根据学生的回答，教师进行引导并板书：<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">板书：相邻跑道间的距离差＝跑道宽&times;&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">归纳小结：当确定内圈起跑线以后，你能很快确定后面跑道的起跑线吗？需要知道什么条件？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．如果标准的<span lang="EN-US">400</span>米跑道的弯道是半圆形，且最内圈的弯道半径为<span lang="EN-US">36</span>米．每条跑道宽<span lang="EN-US">1.2</span>米，现有<span lang="EN-US">8</span>条跑道。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）那么最外圈的跑道半径为多少米<span lang="EN-US">? <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）相邻两条跑道的弯道部分相差多少米<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）若进行<span lang="EN-US">200</span>米赛跑，第<span lang="EN-US">8</span>跑道的运动员要比第<span lang="EN-US">1</span>跑道的运动员起跑点大约超前多少米？<span lang="EN-US">&nbsp; </span>学生独立完成后全班交流。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p><font face="Times New Roman" color="#000000">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p><font face="Times New Roman" color="#000000">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: center; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">营养配餐<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学内容：书第<span lang="EN-US">45</span>至<span lang="EN-US">46</span>页。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学目标：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span>1.</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">经历利用数学知识进行营养配餐的过程，能进行有关营养成分的简单计算。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 14pt; line-height: 20pt; text-align: left; mso-char-indent-count: 1.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp; </span>2.</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过营养配餐的活动，体会数学知识的应用，发展数学应用意识和学习数学的自信心。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学过程：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、激趣。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、展示学生课前收集到的有关营养成分和营养配餐的资料。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、说一说你看过这些资料后有什么收获。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、食品的营养成分很多，我们只是讨论蛋白质、脂肪、碳水化合物这三种成分，它们是人们获取热量的主要来源。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">4</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、出示我国运动员在积极备战<span lang="EN-US">2008</span>年奥运会的图片。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：运动员在训练中需要根据营养标准合理搭配食物。今天，我们一起来讨论有关营养配餐方面的问题。（出示课题）<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">二、设计与展示。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、根据书<span lang="EN-US">45</span>页提供的小资料，自己设计一份营养搭配科学合理的午饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、请四个学生（有代表性的）展示自己设计的午饭，并简要说明设计的理由。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、师小结。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">三、练习。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、完成&ldquo;试一试&rdquo;。请两到三名同学说明理由。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、完成&ldquo;算一算&rdquo;。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）学生根据小资料，计算并填到表上。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）对有困难的学生，教师做适当的提示。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）集体订正。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、帮小明重新设计一份午饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">四、总结。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">五、布置作业：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">查查有关资料，为爸爸妈妈设计一份营养丰富，美味可口的晚饭。有能力的同学还可以自己做一顿这样的晚饭。<span lang="EN-US"><o:p></o:p></span></span></p>
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</div></div>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>心语杂感</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>2009-2010学年上期数学与体育（双份）</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<div style="line-height: 20pt; font-size: 12pt"><div style="font-size: 12pt; line-height: 20pt">
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<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: center; mso-line-height-rule: exactly"><span style="font-size: 15pt; font-family: 宋体; mso-bidi-font-size: 22.0pt; mso-bidi-font-weight: bold">数学与体育<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: center; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">比赛场次<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学内容：书第<span lang="EN-US">43</span>至<span lang="EN-US">44</span>页。</span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体"><span lang="EN-US"><o:p>教材分析：&ldquo;<span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">体育中的数学&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">是通过研究体育中</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"> &ldquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">比赛场次</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">的问题，将基本的数量关系与组合问题融合在一起，探索人数或队数与场次之间的数量关系，增强应用数学的意识，熟练运用图示、列表、连线，计算等不同的解决问题的办法，学会有序思考，突出表现为由画图到列表再到总结规律的方法解决实际问题；通过安排</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&ldquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">比赛场次</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">来研究组合问题。</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"><br />
</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">教材将知识点与学生接触较多的体育问题结合在一起，使学生在解决实际问题的过程中来获取新的解决问题的办法，充分体现数学的实际价值。本节为实践活动课，学生都会参加学校的体育运动，也经常观看电视里的体育节目，对于书中所提及的体育问题可以说经常接触，并在不同层面上有过思考。基于这一点，书中的问题，部分学生是可以解决的，但要将生活中的问题数学化，并要利用数学的方法进行解决，这就有一定的难度，需要帮助学生学会有序思维的方法。</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"><o:p></o:p></span></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学目标：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体">1.</span><span style="font-size: 14pt; font-family: 宋体">了解&ldquo;从简单的情形开始寻找规律&rdquo;的解决问题的策略，提高解决问题的能力。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28.5pt; line-height: 20pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体">2.</span><span style="font-size: 14pt; font-family: 宋体">会用列表、画图的方式寻找实际问题中蕴含的简单的规律，体会图、表的简洁性和有效性。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学重难点：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28.5pt; line-height: 20pt; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">从简单的情形中寻找出规律。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学过程：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、问题情景，引入新课。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、谈话导入主题。</span></p>
<span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><strong><font face="宋体">(</font></strong>1)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、引导学生从不同角度发现体育实际问题中所包含的丰富的数学信息，探索多种解决问题的方法。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(2)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、能对含有较大数学的信息作出合理的解决和推断。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(3)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、培养学生的数学素养和爱国热情。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第一板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">谈话导入，建立数学与生活的联系</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">同学们，你们喜欢运动吗？喜欢什么体育运动</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">乒乓球、游泳、篮球、足球&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">让我们先聊聊&ldquo;足球&rdquo;好吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（好</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">！</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你们知道</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2002</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">年第</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">17</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">届世界杯足球赛吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">谈谈你对这次比赛的了解吧</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">！</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、时间、地点</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp; </span>5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">31</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">日&mdash;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">30</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">日在韩国汉城揭开序幕，在日本横滨闭幕。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、举办地点首次来到亚洲地区，首次两个国家共同举办。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队参加了这次比赛，平均分成</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个小组分组循环预赛，每组前两名晋级</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">强再进行淘汰赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、特别值得一提的，中国队也参加了本届世界杯赛，这是被认为是世界足球发源国的中国，历史上第一次参加世界杯足球赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、中国队得了第</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">31</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">对中国的足球队，我们应抱宽容态度。与欧洲和南美的足球相比，我们差得太远，这是客观现实，我们必须得承认，而且一时半载不可能改变。中国队的小伙子们尽了他们最大的努力，中国的球迷必须有耐心，只能寄希望于将来。然而足球比赛决不会因为中国队的落马而失去原有的魅力，四年一度的世界杯赛便是极好的证明。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">韩国世界杯的硝烟已散去但&ldquo;世界杯&rdquo;却是永恒的话题。闫老师知道同学们当中有许多小球迷，不知你们想过没有其实世界杯也与许多有趣的数学问题相关。刚才你们谈到的哪些情况与数学问题有关呢</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（算积分排名次，计算比赛场次，这节课我们就来算一算世界杯足球赛一共进行了多少场比赛。）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（板书</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第二板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">自立探究</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">发现规律</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">刚才同学们谈到了世界杯赛分单循环赛和淘汰赛。第一阶段进行的就是单循环赛。什么是单循环赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">可举例加以说明。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：第一阶段</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">单循环比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支参赛球队平均分成</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个小组，每组有</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队。在同一小组中，每</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队之间都要进行一场比赛，这是单循环比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">以中国队所在的小组为例（中国、哥斯达黎加、土耳其、巴西）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">这个小组一共进行了多少场比赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（请你算一算）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、一共进行</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span>2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、每支球队都赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp; </span>4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队一共赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">12</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你认为谁的观点是正确的？为什么</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">投影出示图（下面用一个图来示这一个组的比赛场次）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><v:group id="_x0000_s1045" coordorigin="4477,3468" coordsize="1505,756" style="margin-top: 7.8pt; z-index: 3; left: 0px; margin-left: 133.85pt; width: 75.25pt; position: absolute; height: 37.8pt; text-align: left"><v:line id="_x0000_s1046" to="5205,4044" from="5205,3708" style="position: absolute"></v:line><v:line id="_x0000_s1047" to="5925,3600" from="5505,3468" style="position: absolute"></v:line><v:line id="_x0000_s1048" to="4890,3780" from="4477,3528" style="position: absolute; flip: x"></v:line><v:line id="_x0000_s1049" to="4890,4116" from="4477,3906" style="position: absolute"></v:line><v:line id="_x0000_s1050" to="5982,4224" from="5472,4092" style="position: absolute; flip: x"></v:line><v:line id="_x0000_s1051" to="5625,3828" from="4567,3828" style="position: absolute"></v:line></v:group><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">中国</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">哥斯达黎加</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">土耳其</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">巴西</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如果用点来表示球队，用两点之间的连线表示两支球队之间的一场比赛，请完成下表。（投影）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<div align="center">
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="430" border="0" style="margin: auto auto auto 5.25pt; width: 322.5pt; border-collapse: collapse; mso-padding-alt: 0cm 0cm 0cm 0cm; mso-yfti-tbllook: 1184">   <tbody>       <tr style="height: 14.25pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="bottom" nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><v:line id="_x0000_s1026" to="325.5pt,15.1pt" from="0,15.1pt" style="z-index: 1; left: 0px; position: absolute; text-align: left"></v:line><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">球队支数</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">示意图</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">各点之间连线条数</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="107" style="border-right: #ece9d8; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 80.2pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; 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border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="100%" border="0" style="width: 100%; mso-padding-alt: 0cm 0cm 0cm 0cm; mso-cellspacing: 0cm">                           <tbody>                               <tr style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">                                   <td style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: #ece9d8; background-color: transparent">                                   <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 12pt; color: #07519a; font-family: 宋体; mso-bidi-font-family: 宋体"><o:p>&nbsp;</o:p></span></p>                                   </td>                               </tr>                           </tbody>                       </table>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line><v:line id="_x0000_s1043" to="5870,8796" from="4190,8796" style="position: absolute"><v:textbox>           <table cellspacing="0" cellpadding="0" width="100%">               <tbody>                   <tr>                       <td style="border-right: #ece9d8; border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line><v:line id="_x0000_s1044" to="9125,8796" from="2720,8796" style="position: absolute"><v:textbox>           <table cellspacing="0" cellpadding="0" width="100%">               <tbody>                   <tr>                       <td style="border-right: #ece9d8; border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line></v:group><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 36pt; mso-yfti-irow: 2">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3=1+2</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 35.05pt; mso-yfti-irow: 3; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">4</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" rowspan="3" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6=1+2+3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 38.25pt; mso-yfti-irow: 4; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">5</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>       </tr>       <tr style="height: 36pt; mso-yfti-irow: 5; mso-yfti-lastrow: yes; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>       </tr>   </tbody>
</table>
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<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">从上表中你发现了什么规律</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">四支球队时，比赛场次为从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队时，比赛场次为从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，几支球队时，从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">n-1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><font face="Times New Roman"><span style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> </span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：练习</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">10</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队采用单循环比赛，一共要赛多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1+2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&mdash;&mdash;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3+</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">+9=45</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">第一阶段的比赛结束后哪些队能进入第二阶段的比赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">世界杯第一阶段各小组前</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名进入第二阶段比赛，共有</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队。如果</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队采取单循环制，共需比赛多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">120</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">但是第二阶段采用的是淘汰制。什么是淘汰赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（投影示出）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：结合投影说</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队依次编号为</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">我们用图表示了比赛场次过程，算一算第二阶段一共要赛几场就可以决出冠军和亚军来。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">8+4+2+1=15</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">整个世界杯赛一共进行了多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">48+15=63</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">刚才同学们介绍了本届世界杯赛共进行</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">64</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场，这是怎么回事</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">争夺</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名又进行了一场比赛。共</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">63+1=64</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如果</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队从始至终用单循环赛制</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）全部比赛一共需要多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）如果每天安排</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场比赛，全部比赛大约需要多少天</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1+2+3+4+5+</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">+31=496</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">496</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&divide;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&asymp;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">166</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（天）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个多月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">看来如果全部采用单循环赛制，所需时间太长。因此世界杯赛分为两个阶段，先分组采用单循环赛，再进行淘汰赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第三板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">回归生活</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">解决问题。</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">同学们，我们继红（新苗）小学将要举行第一届&ldquo;校园篮球赛&rdquo;，你能为这次参加比赛的五年级</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">20</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个球队设计一下比赛场次吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把你的设计方案交给体育组的老师，相信你的方案会被采纳的。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">总结</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">我们要留心观察生活，其实生活中有许多数学问题。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">板书</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">单循环赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">淘汰赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>3+2+1=6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&times;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8=48</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="color: black"><o:p><font face="Times New Roman" size="3">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan"><span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次教学反思</span></span><span lang="EN-US" style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan"><span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">本节课是通过比赛问题，渗透解决问题的策略，如图解、列表、排列、连接等方法，所以教师在教学中不要为了解决问题而解决问题。在解决比赛场次的问题前，要先让学生理解&ldquo;每两支球队比赛一场&rdquo;的意思，通过读一读、想一想、举一举例子使学生准确理解其含义，为后面的问题解决作好铺垫。在解决例</span><span lang="EN-US" style="font-size: 14pt; mso-font-kerning: 0pt">1</span><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">的教学中引导学生学会用符号表示各个球队，为后面探究问题提供方便，同时让学生学会这种方法，为以后学习作好铺垫。引导学生会用连线、计算等方法解决问题。培养了学生有序思考问题的能力。实践下来我班除了书上的方法外还想出了其他</span><span lang="EN-US" style="font-size: 14pt; mso-font-kerning: 0pt">3</span><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">中方法，班中的大部分学生都能理解利用计算方法解决比赛场次问题。</span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;</p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;</p>
<span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">课题：起跑线（数学与体育） <span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学目标】<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过问题情境，让学生发现，在环形跑道上进行<span lang="EN-US">200</span>米、<span lang="EN-US">400</span>米体育比赛，起跑线位置的不同的道理。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">能根据实际问题的需要，利用已有的知识和技能解决&ldquo;起跑线的位置设计&rdquo;问题。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过起跑线问题的解决，体会数学知识在体育中的应用，培养学生应用数学意识和解决问题的能力。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学重点、难点】探究起跑线位置的设置和什么有关系，能根据起跑线设置原理正确计算起跑线的位置。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学过程】<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、悬念导入<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．观看短片。请大家一起来看下面的一段短片（画面：学校运动会<span lang="EN-US">6</span>名运动员<span lang="EN-US">200</span>米竞赛起跑的场面）。（观看结束后）<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">告诉学生，这是前阶段校运会<span lang="EN-US">200</span>米比赛的录像，看了这段录象，你有什么问题要与大家一起研究吗？（此时老师组织学生小组讨论）<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">待讨论完毕，全班交流需要解决的问题。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">大部分学生提出的问题是：他们为什么不在同一起跑线上起跑。<span lang="EN-US">&nbsp; <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">接着，组织学生再看一次录像，看看他们是不是在同一起跑线上起跑。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．提问：<span lang="EN-US">200</span>米跑的起跑线位置是怎样安排的？站在外面起跑的同学在最前面，占便宜了吗？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 289.25pt 0pt 0cm; layout-grid-mode: char; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan; mso-para-margin-right: 27.55gd"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">二引导探究<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 289.25pt 0pt 0cm; layout-grid-mode: char; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan; mso-para-margin-right: 27.55gd"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1.</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">研究<span lang="EN-US">200</span>米起跑的位置为什么不同。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）每个学生拿出跑道示意图，小组合作，看图研究起跑位置在前的人是不是比起跑位置后的的人合算？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）交流各自想法。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：因为<span lang="EN-US">200</span>米跑要过弯道，弯道的大小不一样，所以起跑位置在前的人不一定占到便宜。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）思考：你觉得在设置起跑位置的时候应该注意什么？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">学生讨论后发表自己的看法。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：跑道的弯道部分，外圈要比内圈大，外圈要跑的弯道大，弯道路线就长，内圈跑的弯道小，弯道路线就短，所以在起跑的时候，外圈运动员的起跑的位置较内圈的要靠前一些，保证每个人都正好完成同样的距离。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">4</span>）媒体演示运动员弯道部分的运动轨迹，让学生再次直观的看到弯道部分是不一样长的。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">小结：由于弯道部分的长度不一样，为了保证每个人跑的距离相等，所以起跑线必须不同。内圈弯道小，距离短，起跑线靠后，外圈弯道大，距离长，起跑线靠前。板书课题<span lang="EN-US"> &nbsp; &nbsp; <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">弯道大<span lang="EN-US"> &nbsp; </span>起跑线前<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; </span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">弯道小<span lang="EN-US"> &nbsp; </span>起跑线后<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．研究起跑线的位置和什么因素有关？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）提问：外圈的起跑线具体应该设置在什么地方，又该超前多少呢？猜一猜，起跑线位置和哪些条件有关？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）小组讨论，并交流。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：主要看弯道的长度差多少，起跑部分就应该补多少。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．探究发现起跑线位置 <span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">呈现例题：<span lang="EN-US">6</span>名运动员进行<span lang="EN-US">200</span>米赛跑，每条跑道宽约<span lang="EN-US">1.2</span>米，弯道部分为半圆，且最内圈的弯道半径为<span lang="EN-US">31</span>米，怎样设置每条跑道的起跑线？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）<span lang="EN-US">4</span>人小组合作完成研究记录表。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">思考：①根据给出的条件，任选两条相邻的跑道，算一算在弯道部分相差多少米？②通过计算，你发现了什么？（<span lang="EN-US">2</span>）交流你的发现。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">①先让学生汇报各跑道弯道半径和弯道半圆的长度，教师板书。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">再让学生说说相邻跑道弯道的差，教师板书，填在表内。板书：第一跑道弯道长度：<span lang="EN-US">31</span>&times;&pi;＝<span lang="EN-US">31</span>&pi;<span lang="EN-US"> &nbsp; </span>第二跑道弯道长度：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.2</span>）&times;&pi;＝<span lang="EN-US">31</span>&pi;＋<span lang="EN-US">1.2</span>&pi;＝<span lang="EN-US">32.2</span>&pi;<span lang="EN-US">&nbsp; </span>第三跑道弯道长度：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.2</span>&times;<span lang="EN-US">2</span>）&times;&pi;＝<span lang="EN-US">31</span>&pi;＋<span lang="EN-US">2.4</span>&pi;＝<span lang="EN-US">33.4</span>&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">②观察上面表格中的数据，你发现了什么？生：任意相邻跑道弯道的差都相等。只要在第一跑道起跑线向前<span lang="EN-US"> 1.2</span>&pi;米，就是第二跑道起跑位置，再向前<span lang="EN-US">2</span>个<span lang="EN-US">1.2</span>&pi;米，就是第三跑道起跑位置&hellip;&hellip;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">思考：当确定内圈起跑线以后，你会确定后面跑道的起跑线吗？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">三、拓展研究<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1.</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">出示：我们学校操场的跑道宽<span lang="EN-US">1.1</span>米，且最内圈的弯道半径为<span lang="EN-US">31</span>米。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">①两条相邻的跑道的弯道部分相差多少米？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">②如果最内圈跑道的起跑线已经画好，那么以后每条跑道的起跑线应依次提前多少米？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）学生独立思考完成。交流汇报<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生<span lang="EN-US">1</span>：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.1</span>）&times;&pi;－<span lang="EN-US">31</span>&times;&pi;＝<span lang="EN-US">32.1</span>&pi;－<span lang="EN-US">31</span>&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生<span lang="EN-US">2</span>：<span lang="EN-US">1.1</span>&times;&pi;＝<span lang="EN-US">3.454m</span>比较这两种计算，说说它们的联系，从中对你有什么启示？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）提问：通过刚才的研究，起跑线的位置与什么因素有关？只要了解哪些信息就能知道起跑线位置？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）交流。根据学生的回答，教师进行引导并板书：<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">板书：相邻跑道间的距离差＝跑道宽&times;&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">归纳小结：当确定内圈起跑线以后，你能很快确定后面跑道的起跑线吗？需要知道什么条件？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．如果标准的<span lang="EN-US">400</span>米跑道的弯道是半圆形，且最内圈的弯道半径为<span lang="EN-US">36</span>米．每条跑道宽<span lang="EN-US">1.2</span>米，现有<span lang="EN-US">8</span>条跑道。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）那么最外圈的跑道半径为多少米<span lang="EN-US">? <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）相邻两条跑道的弯道部分相差多少米<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）若进行<span lang="EN-US">200</span>米赛跑，第<span lang="EN-US">8</span>跑道的运动员要比第<span lang="EN-US">1</span>跑道的运动员起跑点大约超前多少米？<span lang="EN-US">&nbsp; </span>学生独立完成后全班交流。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p><font face="Times New Roman" color="#000000">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p><font face="Times New Roman" color="#000000">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: center; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">营养配餐<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学内容：书第<span lang="EN-US">45</span>至<span lang="EN-US">46</span>页。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学目标：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span>1.</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">经历利用数学知识进行营养配餐的过程，能进行有关营养成分的简单计算。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 14pt; line-height: 20pt; text-align: left; mso-char-indent-count: 1.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp; </span>2.</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过营养配餐的活动，体会数学知识的应用，发展数学应用意识和学习数学的自信心。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学过程：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、激趣。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、展示学生课前收集到的有关营养成分和营养配餐的资料。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、说一说你看过这些资料后有什么收获。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、食品的营养成分很多，我们只是讨论蛋白质、脂肪、碳水化合物这三种成分，它们是人们获取热量的主要来源。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">4</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、出示我国运动员在积极备战<span lang="EN-US">2008</span>年奥运会的图片。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：运动员在训练中需要根据营养标准合理搭配食物。今天，我们一起来讨论有关营养配餐方面的问题。（出示课题）<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">二、设计与展示。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、根据书<span lang="EN-US">45</span>页提供的小资料，自己设计一份营养搭配科学合理的午饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、请四个学生（有代表性的）展示自己设计的午饭，并简要说明设计的理由。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、师小结。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">三、练习。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、完成&ldquo;试一试&rdquo;。请两到三名同学说明理由。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、完成&ldquo;算一算&rdquo;。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）学生根据小资料，计算并填到表上。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）对有困难的学生，教师做适当的提示。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）集体订正。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、帮小明重新设计一份午饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">四、总结。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">五、布置作业：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">查查有关资料，为爸爸妈妈设计一份营养丰富，美味可口的晚饭。有能力的同学还可以自己做一顿这样的晚饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;&nbsp;</p>
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</div></div>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教学感悟</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>2009-2010学年上期数学与体育（双份）</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<div style="line-height: 20pt; font-size: 12pt"><div style="font-size: 12pt; line-height: 20pt">
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<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: center; mso-line-height-rule: exactly"><span style="font-size: 15pt; font-family: 宋体; mso-bidi-font-size: 22.0pt; mso-bidi-font-weight: bold">数学与体育<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: center; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">比赛场次<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学内容：书第<span lang="EN-US">43</span>至<span lang="EN-US">44</span>页。</span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体"><span lang="EN-US"><o:p>教材分析：&ldquo;<span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">体育中的数学&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">是通过研究体育中</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"> &ldquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">比赛场次</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">的问题，将基本的数量关系与组合问题融合在一起，探索人数或队数与场次之间的数量关系，增强应用数学的意识，熟练运用图示、列表、连线，计算等不同的解决问题的办法，学会有序思考，突出表现为由画图到列表再到总结规律的方法解决实际问题；通过安排</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&ldquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">比赛场次</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">来研究组合问题。</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"><br />
</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">教材将知识点与学生接触较多的体育问题结合在一起，使学生在解决实际问题的过程中来获取新的解决问题的办法，充分体现数学的实际价值。本节为实践活动课，学生都会参加学校的体育运动，也经常观看电视里的体育节目，对于书中所提及的体育问题可以说经常接触，并在不同层面上有过思考。基于这一点，书中的问题，部分学生是可以解决的，但要将生活中的问题数学化，并要利用数学的方法进行解决，这就有一定的难度，需要帮助学生学会有序思维的方法。</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"><o:p></o:p></span></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学目标：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体">1.</span><span style="font-size: 14pt; font-family: 宋体">了解&ldquo;从简单的情形开始寻找规律&rdquo;的解决问题的策略，提高解决问题的能力。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28.5pt; line-height: 20pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体">2.</span><span style="font-size: 14pt; font-family: 宋体">会用列表、画图的方式寻找实际问题中蕴含的简单的规律，体会图、表的简洁性和有效性。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学重难点：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28.5pt; line-height: 20pt; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">从简单的情形中寻找出规律。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学过程：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、问题情景，引入新课。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、谈话导入主题。</span></p>
<span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><strong><font face="宋体">(</font></strong>1)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、引导学生从不同角度发现体育实际问题中所包含的丰富的数学信息，探索多种解决问题的方法。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(2)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、能对含有较大数学的信息作出合理的解决和推断。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(3)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、培养学生的数学素养和爱国热情。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第一板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">谈话导入，建立数学与生活的联系</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">同学们，你们喜欢运动吗？喜欢什么体育运动</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">乒乓球、游泳、篮球、足球&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">让我们先聊聊&ldquo;足球&rdquo;好吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（好</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">！</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你们知道</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2002</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">年第</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">17</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">届世界杯足球赛吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">谈谈你对这次比赛的了解吧</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">！</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、时间、地点</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp; </span>5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">31</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">日&mdash;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">30</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">日在韩国汉城揭开序幕，在日本横滨闭幕。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、举办地点首次来到亚洲地区，首次两个国家共同举办。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队参加了这次比赛，平均分成</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个小组分组循环预赛，每组前两名晋级</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">强再进行淘汰赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、特别值得一提的，中国队也参加了本届世界杯赛，这是被认为是世界足球发源国的中国，历史上第一次参加世界杯足球赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、中国队得了第</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">31</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">对中国的足球队，我们应抱宽容态度。与欧洲和南美的足球相比，我们差得太远，这是客观现实，我们必须得承认，而且一时半载不可能改变。中国队的小伙子们尽了他们最大的努力，中国的球迷必须有耐心，只能寄希望于将来。然而足球比赛决不会因为中国队的落马而失去原有的魅力，四年一度的世界杯赛便是极好的证明。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">韩国世界杯的硝烟已散去但&ldquo;世界杯&rdquo;却是永恒的话题。闫老师知道同学们当中有许多小球迷，不知你们想过没有其实世界杯也与许多有趣的数学问题相关。刚才你们谈到的哪些情况与数学问题有关呢</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（算积分排名次，计算比赛场次，这节课我们就来算一算世界杯足球赛一共进行了多少场比赛。）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（板书</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第二板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">自立探究</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">发现规律</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">刚才同学们谈到了世界杯赛分单循环赛和淘汰赛。第一阶段进行的就是单循环赛。什么是单循环赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">可举例加以说明。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：第一阶段</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">单循环比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支参赛球队平均分成</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个小组，每组有</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队。在同一小组中，每</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队之间都要进行一场比赛，这是单循环比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">以中国队所在的小组为例（中国、哥斯达黎加、土耳其、巴西）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">这个小组一共进行了多少场比赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（请你算一算）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、一共进行</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span>2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、每支球队都赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp; </span>4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队一共赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">12</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你认为谁的观点是正确的？为什么</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">投影出示图（下面用一个图来示这一个组的比赛场次）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><v:group id="_x0000_s1045" coordorigin="4477,3468" coordsize="1505,756" style="margin-top: 7.8pt; z-index: 3; left: 0px; margin-left: 133.85pt; width: 75.25pt; position: absolute; height: 37.8pt; text-align: left"><v:line id="_x0000_s1046" to="5205,4044" from="5205,3708" style="position: absolute"></v:line><v:line id="_x0000_s1047" to="5925,3600" from="5505,3468" style="position: absolute"></v:line><v:line id="_x0000_s1048" to="4890,3780" from="4477,3528" style="position: absolute; flip: x"></v:line><v:line id="_x0000_s1049" to="4890,4116" from="4477,3906" style="position: absolute"></v:line><v:line id="_x0000_s1050" to="5982,4224" from="5472,4092" style="position: absolute; flip: x"></v:line><v:line id="_x0000_s1051" to="5625,3828" from="4567,3828" style="position: absolute"></v:line></v:group><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">中国</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">哥斯达黎加</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">土耳其</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">巴西</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如果用点来表示球队，用两点之间的连线表示两支球队之间的一场比赛，请完成下表。（投影）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<div align="center">
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="430" border="0" style="margin: auto auto auto 5.25pt; width: 322.5pt; border-collapse: collapse; mso-padding-alt: 0cm 0cm 0cm 0cm; mso-yfti-tbllook: 1184">   <tbody>       <tr style="height: 14.25pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="bottom" nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><v:line id="_x0000_s1026" to="325.5pt,15.1pt" from="0,15.1pt" style="z-index: 1; left: 0px; position: absolute; text-align: left"></v:line><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">球队支数</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">示意图</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">各点之间连线条数</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="107" style="border-right: #ece9d8; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 80.2pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; 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border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="100%" border="0" style="width: 100%; mso-padding-alt: 0cm 0cm 0cm 0cm; mso-cellspacing: 0cm">                           <tbody>                               <tr style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">                                   <td style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: #ece9d8; background-color: transparent">                                   <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 12pt; color: #07519a; font-family: 宋体; mso-bidi-font-family: 宋体"><o:p>&nbsp;</o:p></span></p>                                   </td>                               </tr>                           </tbody>                       </table>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line><v:line id="_x0000_s1043" to="5870,8796" from="4190,8796" style="position: absolute"><v:textbox>           <table cellspacing="0" cellpadding="0" width="100%">               <tbody>                   <tr>                       <td style="border-right: #ece9d8; border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line><v:line id="_x0000_s1044" to="9125,8796" from="2720,8796" style="position: absolute"><v:textbox>           <table cellspacing="0" cellpadding="0" width="100%">               <tbody>                   <tr>                       <td style="border-right: #ece9d8; border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line></v:group><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 36pt; mso-yfti-irow: 2">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3=1+2</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 35.05pt; mso-yfti-irow: 3; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">4</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" rowspan="3" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6=1+2+3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 38.25pt; mso-yfti-irow: 4; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">5</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>       </tr>       <tr style="height: 36pt; mso-yfti-irow: 5; mso-yfti-lastrow: yes; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>       </tr>   </tbody>
</table>
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<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">从上表中你发现了什么规律</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">四支球队时，比赛场次为从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队时，比赛场次为从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，几支球队时，从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">n-1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><font face="Times New Roman"><span style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> </span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：练习</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">10</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队采用单循环比赛，一共要赛多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1+2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&mdash;&mdash;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3+</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">+9=45</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">第一阶段的比赛结束后哪些队能进入第二阶段的比赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">世界杯第一阶段各小组前</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名进入第二阶段比赛，共有</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队。如果</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队采取单循环制，共需比赛多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">120</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">但是第二阶段采用的是淘汰制。什么是淘汰赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（投影示出）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：结合投影说</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队依次编号为</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">我们用图表示了比赛场次过程，算一算第二阶段一共要赛几场就可以决出冠军和亚军来。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">8+4+2+1=15</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">整个世界杯赛一共进行了多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">48+15=63</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">刚才同学们介绍了本届世界杯赛共进行</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">64</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场，这是怎么回事</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">争夺</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名又进行了一场比赛。共</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">63+1=64</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如果</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队从始至终用单循环赛制</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）全部比赛一共需要多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）如果每天安排</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场比赛，全部比赛大约需要多少天</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1+2+3+4+5+</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">+31=496</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">496</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&divide;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&asymp;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">166</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（天）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个多月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">看来如果全部采用单循环赛制，所需时间太长。因此世界杯赛分为两个阶段，先分组采用单循环赛，再进行淘汰赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第三板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">回归生活</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">解决问题。</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">同学们，我们继红（新苗）小学将要举行第一届&ldquo;校园篮球赛&rdquo;，你能为这次参加比赛的五年级</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">20</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个球队设计一下比赛场次吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把你的设计方案交给体育组的老师，相信你的方案会被采纳的。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">总结</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">我们要留心观察生活，其实生活中有许多数学问题。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">板书</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">单循环赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">淘汰赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>3+2+1=6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&times;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8=48</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="color: black"><o:p><font face="Times New Roman" size="3">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan"><span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次教学反思</span></span><span lang="EN-US" style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan"><span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">本节课是通过比赛问题，渗透解决问题的策略，如图解、列表、排列、连接等方法，所以教师在教学中不要为了解决问题而解决问题。在解决比赛场次的问题前，要先让学生理解&ldquo;每两支球队比赛一场&rdquo;的意思，通过读一读、想一想、举一举例子使学生准确理解其含义，为后面的问题解决作好铺垫。在解决例</span><span lang="EN-US" style="font-size: 14pt; mso-font-kerning: 0pt">1</span><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">的教学中引导学生学会用符号表示各个球队，为后面探究问题提供方便，同时让学生学会这种方法，为以后学习作好铺垫。引导学生会用连线、计算等方法解决问题。培养了学生有序思考问题的能力。实践下来我班除了书上的方法外还想出了其他</span><span lang="EN-US" style="font-size: 14pt; mso-font-kerning: 0pt">3</span><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">中方法，班中的大部分学生都能理解利用计算方法解决比赛场次问题。</span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;</p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;</p>
<span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">课题：起跑线（数学与体育） <span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学目标】<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过问题情境，让学生发现，在环形跑道上进行<span lang="EN-US">200</span>米、<span lang="EN-US">400</span>米体育比赛，起跑线位置的不同的道理。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">能根据实际问题的需要，利用已有的知识和技能解决&ldquo;起跑线的位置设计&rdquo;问题。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过起跑线问题的解决，体会数学知识在体育中的应用，培养学生应用数学意识和解决问题的能力。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学重点、难点】探究起跑线位置的设置和什么有关系，能根据起跑线设置原理正确计算起跑线的位置。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学过程】<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、悬念导入<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．观看短片。请大家一起来看下面的一段短片（画面：学校运动会<span lang="EN-US">6</span>名运动员<span lang="EN-US">200</span>米竞赛起跑的场面）。（观看结束后）<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">告诉学生，这是前阶段校运会<span lang="EN-US">200</span>米比赛的录像，看了这段录象，你有什么问题要与大家一起研究吗？（此时老师组织学生小组讨论）<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">待讨论完毕，全班交流需要解决的问题。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">大部分学生提出的问题是：他们为什么不在同一起跑线上起跑。<span lang="EN-US">&nbsp; <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">接着，组织学生再看一次录像，看看他们是不是在同一起跑线上起跑。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．提问：<span lang="EN-US">200</span>米跑的起跑线位置是怎样安排的？站在外面起跑的同学在最前面，占便宜了吗？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 289.25pt 0pt 0cm; layout-grid-mode: char; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan; mso-para-margin-right: 27.55gd"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">二引导探究<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 289.25pt 0pt 0cm; layout-grid-mode: char; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan; mso-para-margin-right: 27.55gd"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1.</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">研究<span lang="EN-US">200</span>米起跑的位置为什么不同。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）每个学生拿出跑道示意图，小组合作，看图研究起跑位置在前的人是不是比起跑位置后的的人合算？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）交流各自想法。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：因为<span lang="EN-US">200</span>米跑要过弯道，弯道的大小不一样，所以起跑位置在前的人不一定占到便宜。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）思考：你觉得在设置起跑位置的时候应该注意什么？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">学生讨论后发表自己的看法。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：跑道的弯道部分，外圈要比内圈大，外圈要跑的弯道大，弯道路线就长，内圈跑的弯道小，弯道路线就短，所以在起跑的时候，外圈运动员的起跑的位置较内圈的要靠前一些，保证每个人都正好完成同样的距离。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">4</span>）媒体演示运动员弯道部分的运动轨迹，让学生再次直观的看到弯道部分是不一样长的。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">小结：由于弯道部分的长度不一样，为了保证每个人跑的距离相等，所以起跑线必须不同。内圈弯道小，距离短，起跑线靠后，外圈弯道大，距离长，起跑线靠前。板书课题<span lang="EN-US"> &nbsp; &nbsp; <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">弯道大<span lang="EN-US"> &nbsp; </span>起跑线前<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; </span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">弯道小<span lang="EN-US"> &nbsp; </span>起跑线后<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．研究起跑线的位置和什么因素有关？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）提问：外圈的起跑线具体应该设置在什么地方，又该超前多少呢？猜一猜，起跑线位置和哪些条件有关？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）小组讨论，并交流。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：主要看弯道的长度差多少，起跑部分就应该补多少。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．探究发现起跑线位置 <span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">呈现例题：<span lang="EN-US">6</span>名运动员进行<span lang="EN-US">200</span>米赛跑，每条跑道宽约<span lang="EN-US">1.2</span>米，弯道部分为半圆，且最内圈的弯道半径为<span lang="EN-US">31</span>米，怎样设置每条跑道的起跑线？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）<span lang="EN-US">4</span>人小组合作完成研究记录表。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">思考：①根据给出的条件，任选两条相邻的跑道，算一算在弯道部分相差多少米？②通过计算，你发现了什么？（<span lang="EN-US">2</span>）交流你的发现。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">①先让学生汇报各跑道弯道半径和弯道半圆的长度，教师板书。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">再让学生说说相邻跑道弯道的差，教师板书，填在表内。板书：第一跑道弯道长度：<span lang="EN-US">31</span>&times;&pi;＝<span lang="EN-US">31</span>&pi;<span lang="EN-US"> &nbsp; </span>第二跑道弯道长度：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.2</span>）&times;&pi;＝<span lang="EN-US">31</span>&pi;＋<span lang="EN-US">1.2</span>&pi;＝<span lang="EN-US">32.2</span>&pi;<span lang="EN-US">&nbsp; </span>第三跑道弯道长度：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.2</span>&times;<span lang="EN-US">2</span>）&times;&pi;＝<span lang="EN-US">31</span>&pi;＋<span lang="EN-US">2.4</span>&pi;＝<span lang="EN-US">33.4</span>&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">②观察上面表格中的数据，你发现了什么？生：任意相邻跑道弯道的差都相等。只要在第一跑道起跑线向前<span lang="EN-US"> 1.2</span>&pi;米，就是第二跑道起跑位置，再向前<span lang="EN-US">2</span>个<span lang="EN-US">1.2</span>&pi;米，就是第三跑道起跑位置&hellip;&hellip;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">思考：当确定内圈起跑线以后，你会确定后面跑道的起跑线吗？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">三、拓展研究<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1.</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">出示：我们学校操场的跑道宽<span lang="EN-US">1.1</span>米，且最内圈的弯道半径为<span lang="EN-US">31</span>米。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">①两条相邻的跑道的弯道部分相差多少米？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">②如果最内圈跑道的起跑线已经画好，那么以后每条跑道的起跑线应依次提前多少米？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）学生独立思考完成。交流汇报<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生<span lang="EN-US">1</span>：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.1</span>）&times;&pi;－<span lang="EN-US">31</span>&times;&pi;＝<span lang="EN-US">32.1</span>&pi;－<span lang="EN-US">31</span>&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生<span lang="EN-US">2</span>：<span lang="EN-US">1.1</span>&times;&pi;＝<span lang="EN-US">3.454m</span>比较这两种计算，说说它们的联系，从中对你有什么启示？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）提问：通过刚才的研究，起跑线的位置与什么因素有关？只要了解哪些信息就能知道起跑线位置？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）交流。根据学生的回答，教师进行引导并板书：<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">板书：相邻跑道间的距离差＝跑道宽&times;&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">归纳小结：当确定内圈起跑线以后，你能很快确定后面跑道的起跑线吗？需要知道什么条件？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．如果标准的<span lang="EN-US">400</span>米跑道的弯道是半圆形，且最内圈的弯道半径为<span lang="EN-US">36</span>米．每条跑道宽<span lang="EN-US">1.2</span>米，现有<span lang="EN-US">8</span>条跑道。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）那么最外圈的跑道半径为多少米<span lang="EN-US">? <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）相邻两条跑道的弯道部分相差多少米<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）若进行<span lang="EN-US">200</span>米赛跑，第<span lang="EN-US">8</span>跑道的运动员要比第<span lang="EN-US">1</span>跑道的运动员起跑点大约超前多少米？<span lang="EN-US">&nbsp; </span>学生独立完成后全班交流。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p><font face="Times New Roman" color="#000000">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p><font face="Times New Roman" color="#000000">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: center; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">营养配餐<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学内容：书第<span lang="EN-US">45</span>至<span lang="EN-US">46</span>页。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学目标：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span>1.</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">经历利用数学知识进行营养配餐的过程，能进行有关营养成分的简单计算。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 14pt; line-height: 20pt; text-align: left; mso-char-indent-count: 1.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp; </span>2.</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过营养配餐的活动，体会数学知识的应用，发展数学应用意识和学习数学的自信心。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学过程：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、激趣。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、展示学生课前收集到的有关营养成分和营养配餐的资料。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、说一说你看过这些资料后有什么收获。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、食品的营养成分很多，我们只是讨论蛋白质、脂肪、碳水化合物这三种成分，它们是人们获取热量的主要来源。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">4</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、出示我国运动员在积极备战<span lang="EN-US">2008</span>年奥运会的图片。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：运动员在训练中需要根据营养标准合理搭配食物。今天，我们一起来讨论有关营养配餐方面的问题。（出示课题）<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">二、设计与展示。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、根据书<span lang="EN-US">45</span>页提供的小资料，自己设计一份营养搭配科学合理的午饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、请四个学生（有代表性的）展示自己设计的午饭，并简要说明设计的理由。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、师小结。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">三、练习。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、完成&ldquo;试一试&rdquo;。请两到三名同学说明理由。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、完成&ldquo;算一算&rdquo;。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）学生根据小资料，计算并填到表上。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）对有困难的学生，教师做适当的提示。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）集体订正。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、帮小明重新设计一份午饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">四、总结。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">五、布置作业：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">查查有关资料，为爸爸妈妈设计一份营养丰富，美味可口的晚饭。有能力的同学还可以自己做一顿这样的晚饭。<span lang="EN-US"><o:p></o:p></span></span></p>
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</div></div>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教案中心</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>2009-2010学年上期数学与体育（双份）</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<div style="line-height: 20pt; font-size: 12pt"><div style="font-size: 12pt; line-height: 20pt">
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<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: center; mso-line-height-rule: exactly"><span style="font-size: 15pt; font-family: 宋体; mso-bidi-font-size: 22.0pt; mso-bidi-font-weight: bold">数学与体育<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: center; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">比赛场次<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学内容：书第<span lang="EN-US">43</span>至<span lang="EN-US">44</span>页。</span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体"><span lang="EN-US"><o:p>教材分析：&ldquo;<span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">体育中的数学&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">是通过研究体育中</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"> &ldquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">比赛场次</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">的问题，将基本的数量关系与组合问题融合在一起，探索人数或队数与场次之间的数量关系，增强应用数学的意识，熟练运用图示、列表、连线，计算等不同的解决问题的办法，学会有序思考，突出表现为由画图到列表再到总结规律的方法解决实际问题；通过安排</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&ldquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">比赛场次</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana">&rdquo;</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">来研究组合问题。</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"><br />
</span><span style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">教材将知识点与学生接触较多的体育问题结合在一起，使学生在解决实际问题的过程中来获取新的解决问题的办法，充分体现数学的实际价值。本节为实践活动课，学生都会参加学校的体育运动，也经常观看电视里的体育节目，对于书中所提及的体育问题可以说经常接触，并在不同层面上有过思考。基于这一点，书中的问题，部分学生是可以解决的，但要将生活中的问题数学化，并要利用数学的方法进行解决，这就有一定的难度，需要帮助学生学会有序思维的方法。</span><span lang="EN-US" style="font-size: 14pt; font-family: Verdana"><o:p></o:p></span></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学目标：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体">1.</span><span style="font-size: 14pt; font-family: 宋体">了解&ldquo;从简单的情形开始寻找规律&rdquo;的解决问题的策略，提高解决问题的能力。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28.5pt; line-height: 20pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体">2.</span><span style="font-size: 14pt; font-family: 宋体">会用列表、画图的方式寻找实际问题中蕴含的简单的规律，体会图、表的简洁性和有效性。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学重难点：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28.5pt; line-height: 20pt; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">从简单的情形中寻找出规律。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 28pt; line-height: 20pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span style="font-size: 14pt; font-family: 宋体">教学过程：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、问题情景，引入新课。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、谈话导入主题。</span></p>
<span style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><strong><font face="宋体">(</font></strong>1)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、引导学生从不同角度发现体育实际问题中所包含的丰富的数学信息，探索多种解决问题的方法。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(2)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、能对含有较大数学的信息作出合理的解决和推断。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(3)</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、培养学生的数学素养和爱国热情。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第一板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">谈话导入，建立数学与生活的联系</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">同学们，你们喜欢运动吗？喜欢什么体育运动</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">乒乓球、游泳、篮球、足球&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">让我们先聊聊&ldquo;足球&rdquo;好吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（好</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">！</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你们知道</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2002</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">年第</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">17</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">届世界杯足球赛吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">谈谈你对这次比赛的了解吧</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">！</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、时间、地点</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp; </span>5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">31</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">日&mdash;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">30</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">日在韩国汉城揭开序幕，在日本横滨闭幕。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、举办地点首次来到亚洲地区，首次两个国家共同举办。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队参加了这次比赛，平均分成</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个小组分组循环预赛，每组前两名晋级</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">强再进行淘汰赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、特别值得一提的，中国队也参加了本届世界杯赛，这是被认为是世界足球发源国的中国，历史上第一次参加世界杯足球赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、中国队得了第</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">31</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">对中国的足球队，我们应抱宽容态度。与欧洲和南美的足球相比，我们差得太远，这是客观现实，我们必须得承认，而且一时半载不可能改变。中国队的小伙子们尽了他们最大的努力，中国的球迷必须有耐心，只能寄希望于将来。然而足球比赛决不会因为中国队的落马而失去原有的魅力，四年一度的世界杯赛便是极好的证明。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">韩国世界杯的硝烟已散去但&ldquo;世界杯&rdquo;却是永恒的话题。闫老师知道同学们当中有许多小球迷，不知你们想过没有其实世界杯也与许多有趣的数学问题相关。刚才你们谈到的哪些情况与数学问题有关呢</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（算积分排名次，计算比赛场次，这节课我们就来算一算世界杯足球赛一共进行了多少场比赛。）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（板书</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第二板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">自立探究</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">发现规律</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">刚才同学们谈到了世界杯赛分单循环赛和淘汰赛。第一阶段进行的就是单循环赛。什么是单循环赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">可举例加以说明。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：第一阶段</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">单循环比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支参赛球队平均分成</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个小组，每组有</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队。在同一小组中，每</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队之间都要进行一场比赛，这是单循环比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">以中国队所在的小组为例（中国、哥斯达黎加、土耳其、巴西）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">这个小组一共进行了多少场比赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（请你算一算）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、一共进行</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场比赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span>2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、每支球队都赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp; </span>4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队一共赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">12</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你认为谁的观点是正确的？为什么</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">投影出示图（下面用一个图来示这一个组的比赛场次）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><v:group id="_x0000_s1045" coordorigin="4477,3468" coordsize="1505,756" style="margin-top: 7.8pt; z-index: 3; left: 0px; margin-left: 133.85pt; width: 75.25pt; position: absolute; height: 37.8pt; text-align: left"><v:line id="_x0000_s1046" to="5205,4044" from="5205,3708" style="position: absolute"></v:line><v:line id="_x0000_s1047" to="5925,3600" from="5505,3468" style="position: absolute"></v:line><v:line id="_x0000_s1048" to="4890,3780" from="4477,3528" style="position: absolute; flip: x"></v:line><v:line id="_x0000_s1049" to="4890,4116" from="4477,3906" style="position: absolute"></v:line><v:line id="_x0000_s1050" to="5982,4224" from="5472,4092" style="position: absolute; flip: x"></v:line><v:line id="_x0000_s1051" to="5625,3828" from="4567,3828" style="position: absolute"></v:line></v:group><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">中国</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">哥斯达黎加</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">土耳其</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">巴西</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如果用点来表示球队，用两点之间的连线表示两支球队之间的一场比赛，请完成下表。（投影）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<div align="center">
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="430" border="0" style="margin: auto auto auto 5.25pt; width: 322.5pt; border-collapse: collapse; mso-padding-alt: 0cm 0cm 0cm 0cm; mso-yfti-tbllook: 1184">   <tbody>       <tr style="height: 14.25pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="bottom" nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><v:line id="_x0000_s1026" to="325.5pt,15.1pt" from="0,15.1pt" style="z-index: 1; left: 0px; position: absolute; text-align: left"></v:line><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">球队支数</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">示意图</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">各点之间连线条数</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td valign="bottom" nowrap="nowrap" width="107" style="border-right: #ece9d8; padding-right: 0cm; border-top: windowtext 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 80.2pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 14.25pt; background-color: transparent; mso-border-top-alt: solid windowtext .5pt; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; 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border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="100%" border="0" style="width: 100%; mso-padding-alt: 0cm 0cm 0cm 0cm; mso-cellspacing: 0cm">                           <tbody>                               <tr style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">                                   <td style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: #ece9d8; background-color: transparent">                                   <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 12pt; color: #07519a; font-family: 宋体; mso-bidi-font-family: 宋体"><o:p>&nbsp;</o:p></span></p>                                   </td>                               </tr>                           </tbody>                       </table>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line><v:line id="_x0000_s1043" to="5870,8796" from="4190,8796" style="position: absolute"><v:textbox>           <table cellspacing="0" cellpadding="0" width="100%">               <tbody>                   <tr>                       <td style="border-right: #ece9d8; border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line><v:line id="_x0000_s1044" to="9125,8796" from="2720,8796" style="position: absolute"><v:textbox>           <table cellspacing="0" cellpadding="0" width="100%">               <tbody>                   <tr>                       <td style="border-right: #ece9d8; border-top: #ece9d8; border-left: #ece9d8; border-bottom: #ece9d8; background-color: transparent">                       <div>                       <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>                       </div>                       </td>                   </tr>               </tbody>           </table>           </v:textbox></v:line></v:group><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 36pt; mso-yfti-irow: 2">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3=1+2</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 35.05pt; mso-yfti-irow: 3; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">4</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="105" rowspan="3" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 79pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6=1+2+3</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 35.05pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>       </tr>       <tr style="height: 38.25pt; mso-yfti-irow: 4; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">5</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 38.25pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>       </tr>       <tr style="height: 36pt; mso-yfti-irow: 5; mso-yfti-lastrow: yes; page-break-inside: avoid">           <td nowrap="nowrap" width="100" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 74.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">6</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           </td>           <td nowrap="nowrap" width="118" style="border-right: windowtext 1pt solid; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; width: 88.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt; mso-border-right-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>           <td nowrap="nowrap" style="border-right: #ece9d8; padding-right: 0cm; border-top: #ece9d8; padding-left: 0cm; padding-bottom: 0cm; border-left: #ece9d8; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 36pt; background-color: transparent; mso-border-bottom-alt: solid windowtext .5pt">           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">　</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           </td>       </tr>   </tbody>
</table>
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<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">从上表中你发现了什么规律</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">四支球队时，比赛场次为从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队时，比赛场次为从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，几支球队时，从</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">加到（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">n-1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><font face="Times New Roman"><span style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> </span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：练习</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">10</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队采用单循环比赛，一共要赛多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">1+2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&mdash;&mdash;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3+</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">+9=45</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">第一阶段的比赛结束后哪些队能进入第二阶段的比赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">世界杯第一阶段各小组前</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名进入第二阶段比赛，共有</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队。如果</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队采取单循环制，共需比赛多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">120</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">但是第二阶段采用的是淘汰制。什么是淘汰赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（投影示出）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：结合投影说</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队依次编号为</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">，</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">16</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">我们用图表示了比赛场次过程，算一算第二阶段一共要赛几场就可以决出冠军和亚军来。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">8+4+2+1=15</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">整个世界杯赛一共进行了多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><font face="Times New Roman">48+15=63</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">刚才同学们介绍了本届世界杯赛共进行</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">64</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场，这是怎么回事</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">争夺</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">4</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">名又进行了一场比赛。共</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">63+1=64</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：投影出示</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如果</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">32</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">支球队从始至终用单循环赛制</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）全部比赛一共需要多少场</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）如果每天安排</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">场比赛，全部比赛大约需要多少天</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">1+2+3+4+5+</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&hellip;&hellip;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">+31=496</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">496</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&divide;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&asymp;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">166</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（天）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">5</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个多月</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">看来如果全部采用单循环赛制，所需时间太长。因此世界杯赛分为两个阶段，先分组采用单循环赛，再进行淘汰赛。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">第三板块</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-weight: normal; font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">回归生活</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span></b><b><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic">解决问题。</span></b><b><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-bidi-font-style: italic"><o:p></o:p></span></b></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">同学们，我们继红（新苗）小学将要举行第一届&ldquo;校园篮球赛&rdquo;，你能为这次参加比赛的五年级</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">20</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">个球队设计一下比赛场次吗</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">？</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">把你的设计方案交给体育组的老师，相信你的方案会被采纳的。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">总结</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">我们要留心观察生活，其实生活中有许多数学问题。</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">板书</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><a target="_blank" href="http://www.17xxw.com/"><span lang="EN-US" style="font-size: 9pt; color: black; font-family: 宋体; text-decoration: none; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 12.0pt; text-underline: none"><span lang="EN-US">：</span></span></a><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">单循环赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp; </font></span></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">淘汰赛</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>3+2+1=6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><font face="Times New Roman"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 18pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>6</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&times;</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">8=48</font></span><span style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（场）</span><span lang="EN-US" style="font-size: 12pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="color: black"><o:p><font face="Times New Roman" size="3">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan"><span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">比赛场次教学反思</span></span><span lang="EN-US" style="font-size: 14pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan"><span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">本节课是通过比赛问题，渗透解决问题的策略，如图解、列表、排列、连接等方法，所以教师在教学中不要为了解决问题而解决问题。在解决比赛场次的问题前，要先让学生理解&ldquo;每两支球队比赛一场&rdquo;的意思，通过读一读、想一想、举一举例子使学生准确理解其含义，为后面的问题解决作好铺垫。在解决例</span><span lang="EN-US" style="font-size: 14pt; mso-font-kerning: 0pt">1</span><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">的教学中引导学生学会用符号表示各个球队，为后面探究问题提供方便，同时让学生学会这种方法，为以后学习作好铺垫。引导学生会用连线、计算等方法解决问题。培养了学生有序思考问题的能力。实践下来我班除了书上的方法外还想出了其他</span><span lang="EN-US" style="font-size: 14pt; mso-font-kerning: 0pt">3</span><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">中方法，班中的大部分学生都能理解利用计算方法解决比赛场次问题。</span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;</p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;</p>
<span style="color: #ff0000"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">课题：起跑线（数学与体育） <span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学目标】<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过问题情境，让学生发现，在环形跑道上进行<span lang="EN-US">200</span>米、<span lang="EN-US">400</span>米体育比赛，起跑线位置的不同的道理。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">能根据实际问题的需要，利用已有的知识和技能解决&ldquo;起跑线的位置设计&rdquo;问题。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过起跑线问题的解决，体会数学知识在体育中的应用，培养学生应用数学意识和解决问题的能力。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学重点、难点】探究起跑线位置的设置和什么有关系，能根据起跑线设置原理正确计算起跑线的位置。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">【教学过程】<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、悬念导入<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．观看短片。请大家一起来看下面的一段短片（画面：学校运动会<span lang="EN-US">6</span>名运动员<span lang="EN-US">200</span>米竞赛起跑的场面）。（观看结束后）<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">告诉学生，这是前阶段校运会<span lang="EN-US">200</span>米比赛的录像，看了这段录象，你有什么问题要与大家一起研究吗？（此时老师组织学生小组讨论）<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">待讨论完毕，全班交流需要解决的问题。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">大部分学生提出的问题是：他们为什么不在同一起跑线上起跑。<span lang="EN-US">&nbsp; <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">接着，组织学生再看一次录像，看看他们是不是在同一起跑线上起跑。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．提问：<span lang="EN-US">200</span>米跑的起跑线位置是怎样安排的？站在外面起跑的同学在最前面，占便宜了吗？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 289.25pt 0pt 0cm; layout-grid-mode: char; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan; mso-para-margin-right: 27.55gd"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">二引导探究<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 289.25pt 0pt 0cm; layout-grid-mode: char; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan; mso-para-margin-right: 27.55gd"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1.</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">研究<span lang="EN-US">200</span>米起跑的位置为什么不同。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）每个学生拿出跑道示意图，小组合作，看图研究起跑位置在前的人是不是比起跑位置后的的人合算？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）交流各自想法。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：因为<span lang="EN-US">200</span>米跑要过弯道，弯道的大小不一样，所以起跑位置在前的人不一定占到便宜。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）思考：你觉得在设置起跑位置的时候应该注意什么？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">学生讨论后发表自己的看法。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：跑道的弯道部分，外圈要比内圈大，外圈要跑的弯道大，弯道路线就长，内圈跑的弯道小，弯道路线就短，所以在起跑的时候，外圈运动员的起跑的位置较内圈的要靠前一些，保证每个人都正好完成同样的距离。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">4</span>）媒体演示运动员弯道部分的运动轨迹，让学生再次直观的看到弯道部分是不一样长的。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">小结：由于弯道部分的长度不一样，为了保证每个人跑的距离相等，所以起跑线必须不同。内圈弯道小，距离短，起跑线靠后，外圈弯道大，距离长，起跑线靠前。板书课题<span lang="EN-US"> &nbsp; &nbsp; <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">弯道大<span lang="EN-US"> &nbsp; </span>起跑线前<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; </span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">弯道小<span lang="EN-US"> &nbsp; </span>起跑线后<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．研究起跑线的位置和什么因素有关？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）提问：外圈的起跑线具体应该设置在什么地方，又该超前多少呢？猜一猜，起跑线位置和哪些条件有关？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）小组讨论，并交流。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生：主要看弯道的长度差多少，起跑部分就应该补多少。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．探究发现起跑线位置 <span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">呈现例题：<span lang="EN-US">6</span>名运动员进行<span lang="EN-US">200</span>米赛跑，每条跑道宽约<span lang="EN-US">1.2</span>米，弯道部分为半圆，且最内圈的弯道半径为<span lang="EN-US">31</span>米，怎样设置每条跑道的起跑线？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）<span lang="EN-US">4</span>人小组合作完成研究记录表。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">思考：①根据给出的条件，任选两条相邻的跑道，算一算在弯道部分相差多少米？②通过计算，你发现了什么？（<span lang="EN-US">2</span>）交流你的发现。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">①先让学生汇报各跑道弯道半径和弯道半圆的长度，教师板书。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">再让学生说说相邻跑道弯道的差，教师板书，填在表内。板书：第一跑道弯道长度：<span lang="EN-US">31</span>&times;&pi;＝<span lang="EN-US">31</span>&pi;<span lang="EN-US"> &nbsp; </span>第二跑道弯道长度：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.2</span>）&times;&pi;＝<span lang="EN-US">31</span>&pi;＋<span lang="EN-US">1.2</span>&pi;＝<span lang="EN-US">32.2</span>&pi;<span lang="EN-US">&nbsp; </span>第三跑道弯道长度：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.2</span>&times;<span lang="EN-US">2</span>）&times;&pi;＝<span lang="EN-US">31</span>&pi;＋<span lang="EN-US">2.4</span>&pi;＝<span lang="EN-US">33.4</span>&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">②观察上面表格中的数据，你发现了什么？生：任意相邻跑道弯道的差都相等。只要在第一跑道起跑线向前<span lang="EN-US"> 1.2</span>&pi;米，就是第二跑道起跑位置，再向前<span lang="EN-US">2</span>个<span lang="EN-US">1.2</span>&pi;米，就是第三跑道起跑位置&hellip;&hellip;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">思考：当确定内圈起跑线以后，你会确定后面跑道的起跑线吗？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">三、拓展研究<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1.</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">出示：我们学校操场的跑道宽<span lang="EN-US">1.1</span>米，且最内圈的弯道半径为<span lang="EN-US">31</span>米。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">①两条相邻的跑道的弯道部分相差多少米？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">②如果最内圈跑道的起跑线已经画好，那么以后每条跑道的起跑线应依次提前多少米？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）学生独立思考完成。交流汇报<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生<span lang="EN-US">1</span>：（<span lang="EN-US">31</span>＋<span lang="EN-US">1.1</span>）&times;&pi;－<span lang="EN-US">31</span>&times;&pi;＝<span lang="EN-US">32.1</span>&pi;－<span lang="EN-US">31</span>&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">生<span lang="EN-US">2</span>：<span lang="EN-US">1.1</span>&times;&pi;＝<span lang="EN-US">3.454m</span>比较这两种计算，说说它们的联系，从中对你有什么启示？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）提问：通过刚才的研究，起跑线的位置与什么因素有关？只要了解哪些信息就能知道起跑线位置？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）交流。根据学生的回答，教师进行引导并板书：<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">板书：相邻跑道间的距离差＝跑道宽&times;&pi;<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">归纳小结：当确定内圈起跑线以后，你能很快确定后面跑道的起跑线吗？需要知道什么条件？<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">．如果标准的<span lang="EN-US">400</span>米跑道的弯道是半圆形，且最内圈的弯道半径为<span lang="EN-US">36</span>米．每条跑道宽<span lang="EN-US">1.2</span>米，现有<span lang="EN-US">8</span>条跑道。<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）那么最外圈的跑道半径为多少米<span lang="EN-US">? <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）相邻两条跑道的弯道部分相差多少米<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="background: white; margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 24pt; line-height: 200%; text-align: left; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; line-height: 200%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）若进行<span lang="EN-US">200</span>米赛跑，第<span lang="EN-US">8</span>跑道的运动员要比第<span lang="EN-US">1</span>跑道的运动员起跑点大约超前多少米？<span lang="EN-US">&nbsp; </span>学生独立完成后全班交流。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p><font face="Times New Roman" color="#000000">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt"><o:p><font face="Times New Roman" color="#000000">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: center; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">营养配餐<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学内容：书第<span lang="EN-US">45</span>至<span lang="EN-US">46</span>页。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学目标：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span>1.</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">经历利用数学知识进行营养配餐的过程，能进行有关营养成分的简单计算。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 14pt; line-height: 20pt; text-align: left; mso-char-indent-count: 1.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp; </span>2.</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">通过营养配餐的活动，体会数学知识的应用，发展数学应用意识和学习数学的自信心。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学过程：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">一、激趣。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、展示学生课前收集到的有关营养成分和营养配餐的资料。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、说一说你看过这些资料后有什么收获。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、食品的营养成分很多，我们只是讨论蛋白质、脂肪、碳水化合物这三种成分，它们是人们获取热量的主要来源。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">4</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、出示我国运动员在积极备战<span lang="EN-US">2008</span>年奥运会的图片。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：运动员在训练中需要根据营养标准合理搭配食物。今天，我们一起来讨论有关营养配餐方面的问题。（出示课题）<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">二、设计与展示。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、根据书<span lang="EN-US">45</span>页提供的小资料，自己设计一份营养搭配科学合理的午饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、请四个学生（有代表性的）展示自己设计的午饭，并简要说明设计的理由。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、师小结。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">三、练习。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、完成&ldquo;试一试&rdquo;。请两到三名同学说明理由。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、完成&ldquo;算一算&rdquo;。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">1</span>）学生根据小资料，计算并填到表上。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">2</span>）对有困难的学生，教师做适当的提示。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">（<span lang="EN-US">3</span>）集体订正。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 20pt; text-align: left; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、帮小明重新设计一份午饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">四、总结。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">五、布置作业：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">查查有关资料，为爸爸妈妈设计一份营养丰富，美味可口的晚饭。有能力的同学还可以自己做一顿这样的晚饭。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-align: left; mso-pagination: widow-orphan">&nbsp;&nbsp;</p>
<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 20pt; text-align: left; mso-line-height-rule: exactly; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span style="color: #ff0000">&nbsp;</span></p>
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</div></div>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>练习题</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>2009-2010学年上期第五单元统计图教案</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<div style="line-height: 20pt; font-size: 12pt"><div style="font-size: 12pt; line-height: 20pt">
<div style="font-size: 12pt; line-height: 20pt">
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 126pt; mso-char-indent-count: 6.0"><span style="font-size: 15pt; color: black; font-family: 黑体; letter-spacing: 3pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 16pt; font-family: 黑体"><o:p></o:p></span></b></p>
<p>
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="595" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 446.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="height: 7.15pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">北师大版小学数学第十一册第五单元</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P58 </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&ldquo;</span><span style="color: black; font-family: 宋体; letter-spacing: 3pt; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&rdquo;</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left; mso-line-height-alt: 0pt"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">认识复式条形统计图的特点，理解单式与复式统计图的异同，并能在有纵轴、横轴的图上用复式条形表示相应的数据。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">使学生能看懂复式条形统计图，并能根据复式条形统计图中的有关数据作简单的分析，判断和预测。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; text-align: left; mso-line-height-alt: 0pt; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教学重点】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">认识复式条形统计图的特点，能从复式条形统计图中获取尽可能多的信息。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt">CAI</span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">课件。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【学具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">画图纸。<b><span lang="EN-US"><o:p></o:p></span></b></span></p>           </td>       </tr>       <tr style="height: 22.75pt; mso-yfti-irow: 1">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学设计】</span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>       <tr style="height: 23.7pt; mso-yfti-irow: 2">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 115.9pt; mso-yfti-irow: 3; mso-yfti-lastrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">一、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></font></span></span><v:line id="_x0000_s1026" from="-18pt,-.05pt" to="432.3pt,.05pt" strokeweight="1.5pt" style="z-index: 1; left: 0px; position: absolute; text-align: left; mso-position-horizontal-relative: text; mso-position-vertical-relative: text"><v:stroke dashstyle="1 1"></v:stroke></v:line><b><span lang="EN-US" style="font-size: 7pt; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;</font></span></span></b><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">激趣引新，启迪探究</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">谈话引入：这儿有两个片段想给同学们看看。（出示有关刘翔和姚明的视频。）问：你看到了什么？你对刘翔和姚明了解多少？（学生叙述，教师概括。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">告诉大家一个好消息，再过几天我校一年一度的&ldquo;秋季运动会&rdquo;就要召开了。这次的运动会可与以往不同啊！为了提高我校&ldquo;秋季运动会&rdquo;的知名度，我们学校想以其中的一位做这次运动会的形象大使，你更希望谁代表我们学校担任这次运动会的形象大使？（学生各抒己见，产生意见。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">3</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">看来同学们各有想法，那么用什么方法来决定推荐谁比较好呢？（举手表决，统计）对！我们可以现场收集和整理大家的想法。那么我们班的情况到底怎样呢？（举手表决）支持刘翔的同学请举手；支持姚明的同学请举手。（现场了解统计情况，做到心中有数。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">4</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">刚才只是我们对本班的收集和整理，不能代表我们整个年级同学的意见。所以老师在课前收集和整理了六年级其他六个班同学们统计的情况。（出示六年级各班推荐刘翔、姚明情况的统计表），把刚才收集到的我们班的数据也填在表中，提问：从表中能比较出结果吗？</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">可以</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">但比较困难</span><font face="Times New Roman"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">.)</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">5</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">为了更清楚地反映大家的意见，你觉得我们用什么把这些数据表现出来会更好呢？（条形统计图）老师也觉得条形统计图很好，因为用直条图来表示可以直观的看清楚各班统计的情况。但怎样用条形统计图表示上面的两组数据呢？（学生各抒己见）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">6</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示根据本班统计情况制作的复式条形统计图，从图中你能看出什么？（标题、日期、单位、横纵轴、不同的直条图、图例以及纵轴表示的单位大小等），为何选用两种颜色的直条，这和我们以前学过的条形统计图有何不同？我们把这种条形统计图叫做&ldquo;复式条形统计图&rdquo;。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">7</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">你能根据其他几个班的统计情况来继续绘制我们刚才统计图吗？（学生补充完整统计图）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">8</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">评议：找三种类型的：（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）直条图少数字的；（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）画的直条不够规范的；（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）比较正确且美观的。让学生去评议。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">9</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">观察图，哪个班喜欢刘翔和姚明的相差比较大？哪个班喜欢刘翔和姚明的相差比较小？从图中你还能获得什么信息？你觉得从六年级调查统计的情况看，谁更有可能担任我们运动会的形象大使？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-line-height-alt: 0pt; mso-para-margin-left: 2.29gd"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 20pt; mso-char-indent-count: 2.0; mso-line-height-alt: 0pt; mso-para-margin-left: 2.29gd"><v:line id="_x0000_s1027" from="-18.15pt,5.05pt" to="432.15pt,5.15pt" strokeweight="1.5pt" style="z-index: 2; left: 0px; position: absolute; text-align: left"><v:stroke dashstyle="1 1"></v:stroke></v:line><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <br clear="all" style="mso-ignore: vglayout" />           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">二、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp; </font></span></font></span></span><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">合作互动，共同探究</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">我们的运动会就要召开了，大家想和刘翔、姚明一样，成为我们学校的体育明星吗？那么你们平时都开展了哪些体育活动啊？（学生叙说）想不到同学们这么热爱体育运动，老师为大家能够积极参加锻炼而感到十分高兴！</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">看图分析</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">球类比赛中，在边线发球时，有单手投球，也有双手投球，根据你的经验，你认为单手投球远还是双手投球远？（学生各抒己见）</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示课本</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">58</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">页的统计表和复式条形统计图</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">评价一下</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">哪一种更便于比较两种投球方式的投球距离</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">?<o:p></o:p></font></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">纵轴每格代表几米？最下面一格为何用折线？（引导学生仔细观察、思考后，相互交流。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">纵轴每个单位表示</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">0.5</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">米，最下面一格用折线表示省略。）</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">从上面的复式条形统计图中你得到了哪些信息</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">?(</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">学生根据统计图作出合理的结论</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">)<o:p></o:p></font></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><v:line id="_x0000_s1028" from="-18pt,11.05pt" to="432.3pt,11.15pt" strokeweight="1.5pt" style="z-index: 3; left: 0px; position: absolute; text-align: left"><v:stroke dashstyle="1 1"></v:stroke></v:line><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <br clear="all" style="mso-ignore: vglayout" />           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; text-indent: -21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 21.0pt; mso-line-height-rule: exactly"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">回顾总结，展示个性</span></b><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">今天这节课我们学习了什么内容？你有什么想法和体会？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">为了开展好这次运动会，有许多有关体育活动的数据需要收集和整理，刚才我们只是把体育活动中的一部分进行了统计，请同学们在课后、运动会中收集和整理相关的数据，绘制设计成统计图，看一看谁设计的既美观又正确。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; line-height: normal"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">创设便于统计的问题情境<span lang="EN-US">,</span>激发学生学习的兴趣，让学生经历收集数据、整理数据、分析数据的过程，逐步形成统计观念。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;</span><o:p></o:p></font></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">在运用统计图描述数据的过程中，引导学生讨论用什么统计图来描述这组数据比较合适，再思考能否在一幅条形统计图中表示两组数据，体会复式条形统计图的必要性。这样拓展了学生的思维和综合应用所学的知识解决实际问题的能力。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">鼓励学生从统计图中获取尽可能多的信息，体会数据是蕴涵信息的。同时养成严谨仔细的学习习惯，弄清统计图中的每个细节。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">综合运用所学知识解决实际问题。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">对统计的项目教师作适当的指导。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           </td>       </tr>   </tbody>
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<p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><font face="宋体"><b><span style="color: red">【</span></b><b><span style="color: red; mso-bidi-font-size: 10.5pt">教学反思】<span lang="EN-US"><o:p></o:p></span></span></b></font></p>
<p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; mso-para-margin-right: -1.04gd"><b><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span></b><span new="" times="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">通过创设轻松活泼的学习氛围，激发学生参与统计活动的兴趣。经历整理数据、描述数据的过程，并在相互的评议和交流中，不断改进和完善各自的统计图，逐步明确复式条形统计图的特点，引导学生从统计图中发现问题，表达自己的想法，验证猜想，体验到数据的作用。</span><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 126pt; mso-char-indent-count: 6.0"><span style="font-size: 15pt; color: black; font-family: 黑体; letter-spacing: 3pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图实践活动课</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 16pt; font-family: 黑体"><o:p></o:p></span></b></p>
<p>
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="595" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 446.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="height: 7.15pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">北师大版小学数学第十一册第五单元</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P5 </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&ldquo;</span><span style="color: black; font-family: 宋体; letter-spacing: 3pt; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">实践活动</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&rdquo;</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left; mso-line-height-alt: 0pt"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">认识复式条形统计图的特点，理解单式与复式统计图的异同的基础上，进一步巩固复式条形图的学习。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">能根据复式条形统计图中的有关数据作简单的分析，判断和预测。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; text-align: left; mso-line-height-alt: 0pt; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教学重点】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">复式条形统计图的实际运用。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">蓝球<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【学具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">表格。<b><span lang="EN-US"><o:p></o:p></span></b></span></p>           </td>       </tr>       <tr style="height: 22.75pt; mso-yfti-irow: 1">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学设计】</span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>       <tr style="height: 23.7pt; mso-yfti-irow: 2">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 115.9pt; mso-yfti-irow: 3">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">三、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp; </font></span></font></span></span><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">复习旧知，解决问题</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 41.25pt; text-indent: -20.25pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l1 level1 lfo2; tab-stops: list 41.25pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">1、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp;&nbsp; </font></span></font></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">答话引入：</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">上一节课，我们学习了什么统计知识？</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、复习复式条形统计图的特点。</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你能介绍一下复式统计图的特点吗？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、什么情况下使用复式条形统计图？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">4</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">、你能解决用这些知识解决一些问题吗？</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P59</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">的练习题</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">学生先独立完成，指名回答，并集体订正。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; mso-line-height-alt: 0pt"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">二、联系生活，实际运用</span></b><b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：在生活中，你需要用到期复式条形统计图吗？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">学生分组讨论，指名回答。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">出示<span lang="EN-US">P59</span>实践活动课题。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">说清要求，分组进行。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l2 level1 lfo3; tab-stops: list 18.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-list: Ignore">1、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">需要收集什么数据？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l2 level1 lfo3; tab-stops: list 18.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-list: Ignore">2、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如何绘制？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">分组进行实践活动<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; text-indent: -21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 21.0pt; mso-line-height-rule: exactly"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">回顾总结，展示个性</span></b><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">今天这节课我们学习了什么内容？你有什么想法和体会？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">、评一评，哪一组的统计图做得最好。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; mso-line-height-alt: 0pt; tab-stops: center 298.8pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; line-height: normal"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">通过复习旧知识，对复式条形统计图的特点进一步加强理解，并能掌握其的实用性。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">在运用统计图描述数据的过程中，引导学生讨论用什么统计图来描述这组数据比较合适，再思考能否在一幅条形统计图中表示两组数据，体会复式条形统计图的必要性。这样拓展了学生的思维和综合应用所学的知识解决实际问题的能力。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">综合运用所学知识解决实际问题。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>       </tr>       <tr style="height: 137.95pt; mso-yfti-irow: 4">           <td valign="top" width="595" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 446.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 137.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><b><span lang="EN-US"><o:p><font face="宋体">&nbsp;</font></o:p></span></b></p>           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><font face="宋体"><b><span style="color: red">【</span></b><b><span style="color: red; mso-bidi-font-size: 10.5pt">教学反思】<span lang="EN-US"><o:p></o:p></span></span></b></font></p>           <p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; mso-para-margin-right: -1.04gd"><b><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;</span></font></span></b><span new="" times="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">通过创设轻松活泼的学习氛围，激发学生参与统计活动的兴趣。经历整理数据、描述数据的过程，并在相互的评议和交流中，不断改进和完善各自的统计图，逐步明确复式条形统计图的特点，引导学生从统计图中发现问题，表达自己的想法，验证猜想，体验到数据的作用。</span><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; text-indent: 42pt; mso-char-indent-count: 4.0; mso-para-margin-right: -1.04gd"><span lang="EN-US" style="color: black; mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>       </tr>       <tr style="height: 3.95pt; mso-yfti-irow: 5; mso-yfti-lastrow: yes">           <td valign="top" width="595" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 446.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></b></p>           </td>       </tr>   </tbody>
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</div></div>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教育心语</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>2009-2010学年上期第五单元统计图教案</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<div style="line-height: 20pt; font-size: 12pt"><div style="font-size: 12pt; line-height: 20pt">
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 126pt; mso-char-indent-count: 6.0"><span style="font-size: 15pt; color: black; font-family: 黑体; letter-spacing: 3pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 16pt; font-family: 黑体"><o:p></o:p></span></b></p>
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<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="595" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 446.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="height: 7.15pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">北师大版小学数学第十一册第五单元</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P58 </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&ldquo;</span><span style="color: black; font-family: 宋体; letter-spacing: 3pt; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&rdquo;</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left; mso-line-height-alt: 0pt"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">认识复式条形统计图的特点，理解单式与复式统计图的异同，并能在有纵轴、横轴的图上用复式条形表示相应的数据。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">使学生能看懂复式条形统计图，并能根据复式条形统计图中的有关数据作简单的分析，判断和预测。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; text-align: left; mso-line-height-alt: 0pt; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教学重点】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">认识复式条形统计图的特点，能从复式条形统计图中获取尽可能多的信息。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt">CAI</span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">课件。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【学具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">画图纸。<b><span lang="EN-US"><o:p></o:p></span></b></span></p>           </td>       </tr>       <tr style="height: 22.75pt; mso-yfti-irow: 1">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学设计】</span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>       <tr style="height: 23.7pt; mso-yfti-irow: 2">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 115.9pt; mso-yfti-irow: 3; mso-yfti-lastrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">一、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></font></span></span><v:line id="_x0000_s1026" from="-18pt,-.05pt" to="432.3pt,.05pt" strokeweight="1.5pt" style="z-index: 1; left: 0px; position: absolute; text-align: left; mso-position-horizontal-relative: text; mso-position-vertical-relative: text"><v:stroke dashstyle="1 1"></v:stroke></v:line><b><span lang="EN-US" style="font-size: 7pt; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;</font></span></span></b><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">激趣引新，启迪探究</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">谈话引入：这儿有两个片段想给同学们看看。（出示有关刘翔和姚明的视频。）问：你看到了什么？你对刘翔和姚明了解多少？（学生叙述，教师概括。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">告诉大家一个好消息，再过几天我校一年一度的&ldquo;秋季运动会&rdquo;就要召开了。这次的运动会可与以往不同啊！为了提高我校&ldquo;秋季运动会&rdquo;的知名度，我们学校想以其中的一位做这次运动会的形象大使，你更希望谁代表我们学校担任这次运动会的形象大使？（学生各抒己见，产生意见。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">3</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">看来同学们各有想法，那么用什么方法来决定推荐谁比较好呢？（举手表决，统计）对！我们可以现场收集和整理大家的想法。那么我们班的情况到底怎样呢？（举手表决）支持刘翔的同学请举手；支持姚明的同学请举手。（现场了解统计情况，做到心中有数。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">4</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">刚才只是我们对本班的收集和整理，不能代表我们整个年级同学的意见。所以老师在课前收集和整理了六年级其他六个班同学们统计的情况。（出示六年级各班推荐刘翔、姚明情况的统计表），把刚才收集到的我们班的数据也填在表中，提问：从表中能比较出结果吗？</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">可以</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">但比较困难</span><font face="Times New Roman"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">.)</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">5</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">为了更清楚地反映大家的意见，你觉得我们用什么把这些数据表现出来会更好呢？（条形统计图）老师也觉得条形统计图很好，因为用直条图来表示可以直观的看清楚各班统计的情况。但怎样用条形统计图表示上面的两组数据呢？（学生各抒己见）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">6</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示根据本班统计情况制作的复式条形统计图，从图中你能看出什么？（标题、日期、单位、横纵轴、不同的直条图、图例以及纵轴表示的单位大小等），为何选用两种颜色的直条，这和我们以前学过的条形统计图有何不同？我们把这种条形统计图叫做&ldquo;复式条形统计图&rdquo;。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">7</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">你能根据其他几个班的统计情况来继续绘制我们刚才统计图吗？（学生补充完整统计图）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">8</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">评议：找三种类型的：（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）直条图少数字的；（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）画的直条不够规范的；（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）比较正确且美观的。让学生去评议。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">9</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">观察图，哪个班喜欢刘翔和姚明的相差比较大？哪个班喜欢刘翔和姚明的相差比较小？从图中你还能获得什么信息？你觉得从六年级调查统计的情况看，谁更有可能担任我们运动会的形象大使？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-line-height-alt: 0pt; mso-para-margin-left: 2.29gd"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 20pt; mso-char-indent-count: 2.0; mso-line-height-alt: 0pt; mso-para-margin-left: 2.29gd"><v:line id="_x0000_s1027" from="-18.15pt,5.05pt" to="432.15pt,5.15pt" strokeweight="1.5pt" style="z-index: 2; left: 0px; position: absolute; text-align: left"><v:stroke dashstyle="1 1"></v:stroke></v:line><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <br clear="all" style="mso-ignore: vglayout" />           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">二、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp; </font></span></font></span></span><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">合作互动，共同探究</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">我们的运动会就要召开了，大家想和刘翔、姚明一样，成为我们学校的体育明星吗？那么你们平时都开展了哪些体育活动啊？（学生叙说）想不到同学们这么热爱体育运动，老师为大家能够积极参加锻炼而感到十分高兴！</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">看图分析</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">球类比赛中，在边线发球时，有单手投球，也有双手投球，根据你的经验，你认为单手投球远还是双手投球远？（学生各抒己见）</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示课本</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">58</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">页的统计表和复式条形统计图</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">评价一下</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">哪一种更便于比较两种投球方式的投球距离</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">?<o:p></o:p></font></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">纵轴每格代表几米？最下面一格为何用折线？（引导学生仔细观察、思考后，相互交流。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">纵轴每个单位表示</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">0.5</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">米，最下面一格用折线表示省略。）</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">从上面的复式条形统计图中你得到了哪些信息</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">?(</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">学生根据统计图作出合理的结论</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">)<o:p></o:p></font></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><v:line id="_x0000_s1028" from="-18pt,11.05pt" to="432.3pt,11.15pt" strokeweight="1.5pt" style="z-index: 3; left: 0px; position: absolute; text-align: left"><v:stroke dashstyle="1 1"></v:stroke></v:line><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <br clear="all" style="mso-ignore: vglayout" />           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; text-indent: -21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 21.0pt; mso-line-height-rule: exactly"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">回顾总结，展示个性</span></b><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">今天这节课我们学习了什么内容？你有什么想法和体会？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">为了开展好这次运动会，有许多有关体育活动的数据需要收集和整理，刚才我们只是把体育活动中的一部分进行了统计，请同学们在课后、运动会中收集和整理相关的数据，绘制设计成统计图，看一看谁设计的既美观又正确。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; line-height: normal"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">创设便于统计的问题情境<span lang="EN-US">,</span>激发学生学习的兴趣，让学生经历收集数据、整理数据、分析数据的过程，逐步形成统计观念。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体; 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text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">在运用统计图描述数据的过程中，引导学生讨论用什么统计图来描述这组数据比较合适，再思考能否在一幅条形统计图中表示两组数据，体会复式条形统计图的必要性。这样拓展了学生的思维和综合应用所学的知识解决实际问题的能力。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">鼓励学生从统计图中获取尽可能多的信息，体会数据是蕴涵信息的。同时养成严谨仔细的学习习惯，弄清统计图中的每个细节。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">综合运用所学知识解决实际问题。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">对统计的项目教师作适当的指导。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           </td>       </tr>   </tbody>
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<p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><font face="宋体"><b><span style="color: red">【</span></b><b><span style="color: red; mso-bidi-font-size: 10.5pt">教学反思】<span lang="EN-US"><o:p></o:p></span></span></b></font></p>
<p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; mso-para-margin-right: -1.04gd"><b><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span></b><span new="" times="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">通过创设轻松活泼的学习氛围，激发学生参与统计活动的兴趣。经历整理数据、描述数据的过程，并在相互的评议和交流中，不断改进和完善各自的统计图，逐步明确复式条形统计图的特点，引导学生从统计图中发现问题，表达自己的想法，验证猜想，体验到数据的作用。</span><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 126pt; mso-char-indent-count: 6.0"><span style="font-size: 15pt; color: black; font-family: 黑体; letter-spacing: 3pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图实践活动课</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 16pt; font-family: 黑体"><o:p></o:p></span></b></p>
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<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="595" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 446.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="height: 7.15pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">北师大版小学数学第十一册第五单元</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P5 </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&ldquo;</span><span style="color: black; font-family: 宋体; letter-spacing: 3pt; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">实践活动</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&rdquo;</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left; mso-line-height-alt: 0pt"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">认识复式条形统计图的特点，理解单式与复式统计图的异同的基础上，进一步巩固复式条形图的学习。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">能根据复式条形统计图中的有关数据作简单的分析，判断和预测。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; text-align: left; mso-line-height-alt: 0pt; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教学重点】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">复式条形统计图的实际运用。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">蓝球<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【学具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">表格。<b><span lang="EN-US"><o:p></o:p></span></b></span></p>           </td>       </tr>       <tr style="height: 22.75pt; mso-yfti-irow: 1">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学设计】</span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>       <tr style="height: 23.7pt; mso-yfti-irow: 2">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 115.9pt; mso-yfti-irow: 3">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">三、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp; </font></span></font></span></span><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">复习旧知，解决问题</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 41.25pt; text-indent: -20.25pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l1 level1 lfo2; tab-stops: list 41.25pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">1、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp;&nbsp; </font></span></font></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">答话引入：</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">上一节课，我们学习了什么统计知识？</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、复习复式条形统计图的特点。</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你能介绍一下复式统计图的特点吗？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、什么情况下使用复式条形统计图？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">4</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">、你能解决用这些知识解决一些问题吗？</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P59</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">的练习题</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">学生先独立完成，指名回答，并集体订正。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; mso-line-height-alt: 0pt"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">二、联系生活，实际运用</span></b><b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：在生活中，你需要用到期复式条形统计图吗？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">学生分组讨论，指名回答。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">出示<span lang="EN-US">P59</span>实践活动课题。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">说清要求，分组进行。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l2 level1 lfo3; tab-stops: list 18.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-list: Ignore">1、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">需要收集什么数据？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l2 level1 lfo3; tab-stops: list 18.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-list: Ignore">2、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如何绘制？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">分组进行实践活动<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; text-indent: -21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 21.0pt; mso-line-height-rule: exactly"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">回顾总结，展示个性</span></b><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">今天这节课我们学习了什么内容？你有什么想法和体会？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">、评一评，哪一组的统计图做得最好。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; mso-line-height-alt: 0pt; tab-stops: center 298.8pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; line-height: normal"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">通过复习旧知识，对复式条形统计图的特点进一步加强理解，并能掌握其的实用性。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">在运用统计图描述数据的过程中，引导学生讨论用什么统计图来描述这组数据比较合适，再思考能否在一幅条形统计图中表示两组数据，体会复式条形统计图的必要性。这样拓展了学生的思维和综合应用所学的知识解决实际问题的能力。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">综合运用所学知识解决实际问题。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>       </tr>       <tr style="height: 137.95pt; mso-yfti-irow: 4">           <td valign="top" width="595" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 446.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 137.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><b><span lang="EN-US"><o:p><font face="宋体">&nbsp;</font></o:p></span></b></p>           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><font face="宋体"><b><span style="color: red">【</span></b><b><span style="color: red; mso-bidi-font-size: 10.5pt">教学反思】<span lang="EN-US"><o:p></o:p></span></span></b></font></p>           <p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; mso-para-margin-right: -1.04gd"><b><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;</span></font></span></b><span new="" times="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">通过创设轻松活泼的学习氛围，激发学生参与统计活动的兴趣。经历整理数据、描述数据的过程，并在相互的评议和交流中，不断改进和完善各自的统计图，逐步明确复式条形统计图的特点，引导学生从统计图中发现问题，表达自己的想法，验证猜想，体验到数据的作用。</span><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; text-indent: 42pt; mso-char-indent-count: 4.0; mso-para-margin-right: -1.04gd"><span lang="EN-US" style="color: black; mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>       </tr>       <tr style="height: 3.95pt; mso-yfti-irow: 5; mso-yfti-lastrow: yes">           <td valign="top" width="595" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 446.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></b></p>           </td>       </tr>   </tbody>
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</div></div>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>工作随笔</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>2009-2010学年上期第五单元统计图教案</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<div style="line-height: 20pt; font-size: 12pt"><div style="font-size: 12pt; line-height: 20pt">
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 126pt; mso-char-indent-count: 6.0"><span style="font-size: 15pt; color: black; font-family: 黑体; letter-spacing: 3pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 16pt; font-family: 黑体"><o:p></o:p></span></b></p>
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<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="595" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 446.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="height: 7.15pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">北师大版小学数学第十一册第五单元</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P58 </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&ldquo;</span><span style="color: black; font-family: 宋体; letter-spacing: 3pt; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&rdquo;</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left; mso-line-height-alt: 0pt"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">认识复式条形统计图的特点，理解单式与复式统计图的异同，并能在有纵轴、横轴的图上用复式条形表示相应的数据。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">使学生能看懂复式条形统计图，并能根据复式条形统计图中的有关数据作简单的分析，判断和预测。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; text-align: left; mso-line-height-alt: 0pt; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教学重点】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">认识复式条形统计图的特点，能从复式条形统计图中获取尽可能多的信息。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt">CAI</span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">课件。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【学具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">画图纸。<b><span lang="EN-US"><o:p></o:p></span></b></span></p>           </td>       </tr>       <tr style="height: 22.75pt; mso-yfti-irow: 1">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学设计】</span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>       <tr style="height: 23.7pt; mso-yfti-irow: 2">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 115.9pt; mso-yfti-irow: 3; mso-yfti-lastrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">一、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></font></span></span><v:line id="_x0000_s1026" from="-18pt,-.05pt" to="432.3pt,.05pt" strokeweight="1.5pt" style="z-index: 1; left: 0px; position: absolute; text-align: left; mso-position-horizontal-relative: text; mso-position-vertical-relative: text"><v:stroke dashstyle="1 1"></v:stroke></v:line><b><span lang="EN-US" style="font-size: 7pt; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;</font></span></span></b><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">激趣引新，启迪探究</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">谈话引入：这儿有两个片段想给同学们看看。（出示有关刘翔和姚明的视频。）问：你看到了什么？你对刘翔和姚明了解多少？（学生叙述，教师概括。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">告诉大家一个好消息，再过几天我校一年一度的&ldquo;秋季运动会&rdquo;就要召开了。这次的运动会可与以往不同啊！为了提高我校&ldquo;秋季运动会&rdquo;的知名度，我们学校想以其中的一位做这次运动会的形象大使，你更希望谁代表我们学校担任这次运动会的形象大使？（学生各抒己见，产生意见。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">3</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">看来同学们各有想法，那么用什么方法来决定推荐谁比较好呢？（举手表决，统计）对！我们可以现场收集和整理大家的想法。那么我们班的情况到底怎样呢？（举手表决）支持刘翔的同学请举手；支持姚明的同学请举手。（现场了解统计情况，做到心中有数。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">4</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">刚才只是我们对本班的收集和整理，不能代表我们整个年级同学的意见。所以老师在课前收集和整理了六年级其他六个班同学们统计的情况。（出示六年级各班推荐刘翔、姚明情况的统计表），把刚才收集到的我们班的数据也填在表中，提问：从表中能比较出结果吗？</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">可以</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">但比较困难</span><font face="Times New Roman"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">.)</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">5</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">为了更清楚地反映大家的意见，你觉得我们用什么把这些数据表现出来会更好呢？（条形统计图）老师也觉得条形统计图很好，因为用直条图来表示可以直观的看清楚各班统计的情况。但怎样用条形统计图表示上面的两组数据呢？（学生各抒己见）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">6</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示根据本班统计情况制作的复式条形统计图，从图中你能看出什么？（标题、日期、单位、横纵轴、不同的直条图、图例以及纵轴表示的单位大小等），为何选用两种颜色的直条，这和我们以前学过的条形统计图有何不同？我们把这种条形统计图叫做&ldquo;复式条形统计图&rdquo;。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">7</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">你能根据其他几个班的统计情况来继续绘制我们刚才统计图吗？（学生补充完整统计图）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">8</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">评议：找三种类型的：（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）直条图少数字的；（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）画的直条不够规范的；（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）比较正确且美观的。让学生去评议。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">9</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">观察图，哪个班喜欢刘翔和姚明的相差比较大？哪个班喜欢刘翔和姚明的相差比较小？从图中你还能获得什么信息？你觉得从六年级调查统计的情况看，谁更有可能担任我们运动会的形象大使？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-line-height-alt: 0pt; mso-para-margin-left: 2.29gd"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 20pt; mso-char-indent-count: 2.0; mso-line-height-alt: 0pt; mso-para-margin-left: 2.29gd"><v:line id="_x0000_s1027" from="-18.15pt,5.05pt" to="432.15pt,5.15pt" strokeweight="1.5pt" style="z-index: 2; left: 0px; position: absolute; text-align: left"><v:stroke dashstyle="1 1"></v:stroke></v:line><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <br clear="all" style="mso-ignore: vglayout" />           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">二、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp; </font></span></font></span></span><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">合作互动，共同探究</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">我们的运动会就要召开了，大家想和刘翔、姚明一样，成为我们学校的体育明星吗？那么你们平时都开展了哪些体育活动啊？（学生叙说）想不到同学们这么热爱体育运动，老师为大家能够积极参加锻炼而感到十分高兴！</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">看图分析</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">球类比赛中，在边线发球时，有单手投球，也有双手投球，根据你的经验，你认为单手投球远还是双手投球远？（学生各抒己见）</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示课本</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">58</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">页的统计表和复式条形统计图</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">评价一下</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">哪一种更便于比较两种投球方式的投球距离</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">?<o:p></o:p></font></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">纵轴每格代表几米？最下面一格为何用折线？（引导学生仔细观察、思考后，相互交流。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">纵轴每个单位表示</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">0.5</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">米，最下面一格用折线表示省略。）</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">从上面的复式条形统计图中你得到了哪些信息</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">?(</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">学生根据统计图作出合理的结论</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">)<o:p></o:p></font></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><v:line id="_x0000_s1028" from="-18pt,11.05pt" to="432.3pt,11.15pt" strokeweight="1.5pt" style="z-index: 3; left: 0px; position: absolute; text-align: left"><v:stroke dashstyle="1 1"></v:stroke></v:line><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <br clear="all" style="mso-ignore: vglayout" />           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; text-indent: -21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 21.0pt; mso-line-height-rule: exactly"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">回顾总结，展示个性</span></b><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">今天这节课我们学习了什么内容？你有什么想法和体会？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">为了开展好这次运动会，有许多有关体育活动的数据需要收集和整理，刚才我们只是把体育活动中的一部分进行了统计，请同学们在课后、运动会中收集和整理相关的数据，绘制设计成统计图，看一看谁设计的既美观又正确。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; 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padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">创设便于统计的问题情境<span lang="EN-US">,</span>激发学生学习的兴趣，让学生经历收集数据、整理数据、分析数据的过程，逐步形成统计观念。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; 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text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">在运用统计图描述数据的过程中，引导学生讨论用什么统计图来描述这组数据比较合适，再思考能否在一幅条形统计图中表示两组数据，体会复式条形统计图的必要性。这样拓展了学生的思维和综合应用所学的知识解决实际问题的能力。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; 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text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">鼓励学生从统计图中获取尽可能多的信息，体会数据是蕴涵信息的。同时养成严谨仔细的学习习惯，弄清统计图中的每个细节。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">综合运用所学知识解决实际问题。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">对统计的项目教师作适当的指导。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           </td>       </tr>   </tbody>
</table>
</p>
<p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><font face="宋体"><b><span style="color: red">【</span></b><b><span style="color: red; mso-bidi-font-size: 10.5pt">教学反思】<span lang="EN-US"><o:p></o:p></span></span></b></font></p>
<p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; mso-para-margin-right: -1.04gd"><b><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span></b><span new="" times="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">通过创设轻松活泼的学习氛围，激发学生参与统计活动的兴趣。经历整理数据、描述数据的过程，并在相互的评议和交流中，不断改进和完善各自的统计图，逐步明确复式条形统计图的特点，引导学生从统计图中发现问题，表达自己的想法，验证猜想，体验到数据的作用。</span><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 126pt; mso-char-indent-count: 6.0"><span style="font-size: 15pt; color: black; font-family: 黑体; letter-spacing: 3pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图实践活动课</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 16pt; font-family: 黑体"><o:p></o:p></span></b></p>
<p>
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="595" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 446.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="height: 7.15pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">北师大版小学数学第十一册第五单元</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P5 </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&ldquo;</span><span style="color: black; font-family: 宋体; letter-spacing: 3pt; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">实践活动</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&rdquo;</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left; mso-line-height-alt: 0pt"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">认识复式条形统计图的特点，理解单式与复式统计图的异同的基础上，进一步巩固复式条形图的学习。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">能根据复式条形统计图中的有关数据作简单的分析，判断和预测。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; text-align: left; mso-line-height-alt: 0pt; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教学重点】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">复式条形统计图的实际运用。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">蓝球<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【学具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">表格。<b><span lang="EN-US"><o:p></o:p></span></b></span></p>           </td>       </tr>       <tr style="height: 22.75pt; mso-yfti-irow: 1">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学设计】</span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>       <tr style="height: 23.7pt; mso-yfti-irow: 2">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 115.9pt; mso-yfti-irow: 3">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">三、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp; </font></span></font></span></span><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">复习旧知，解决问题</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 41.25pt; text-indent: -20.25pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l1 level1 lfo2; tab-stops: list 41.25pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">1、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp;&nbsp; </font></span></font></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">答话引入：</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">上一节课，我们学习了什么统计知识？</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、复习复式条形统计图的特点。</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你能介绍一下复式统计图的特点吗？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、什么情况下使用复式条形统计图？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">4</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">、你能解决用这些知识解决一些问题吗？</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P59</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">的练习题</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">学生先独立完成，指名回答，并集体订正。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; mso-line-height-alt: 0pt"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">二、联系生活，实际运用</span></b><b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：在生活中，你需要用到期复式条形统计图吗？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">学生分组讨论，指名回答。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">出示<span lang="EN-US">P59</span>实践活动课题。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">说清要求，分组进行。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l2 level1 lfo3; tab-stops: list 18.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-list: Ignore">1、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">需要收集什么数据？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l2 level1 lfo3; tab-stops: list 18.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-list: Ignore">2、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如何绘制？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">分组进行实践活动<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; text-indent: -21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 21.0pt; mso-line-height-rule: exactly"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">回顾总结，展示个性</span></b><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">今天这节课我们学习了什么内容？你有什么想法和体会？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">、评一评，哪一组的统计图做得最好。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; mso-line-height-alt: 0pt; tab-stops: center 298.8pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; line-height: normal"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">通过复习旧知识，对复式条形统计图的特点进一步加强理解，并能掌握其的实用性。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">在运用统计图描述数据的过程中，引导学生讨论用什么统计图来描述这组数据比较合适，再思考能否在一幅条形统计图中表示两组数据，体会复式条形统计图的必要性。这样拓展了学生的思维和综合应用所学的知识解决实际问题的能力。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">综合运用所学知识解决实际问题。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>       </tr>       <tr style="height: 137.95pt; mso-yfti-irow: 4">           <td valign="top" width="595" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 446.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 137.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><b><span lang="EN-US"><o:p><font face="宋体">&nbsp;</font></o:p></span></b></p>           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><font face="宋体"><b><span style="color: red">【</span></b><b><span style="color: red; mso-bidi-font-size: 10.5pt">教学反思】<span lang="EN-US"><o:p></o:p></span></span></b></font></p>           <p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; mso-para-margin-right: -1.04gd"><b><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;</span></font></span></b><span new="" times="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">通过创设轻松活泼的学习氛围，激发学生参与统计活动的兴趣。经历整理数据、描述数据的过程，并在相互的评议和交流中，不断改进和完善各自的统计图，逐步明确复式条形统计图的特点，引导学生从统计图中发现问题，表达自己的想法，验证猜想，体验到数据的作用。</span><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; text-indent: 42pt; mso-char-indent-count: 4.0; mso-para-margin-right: -1.04gd"><span lang="EN-US" style="color: black; mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>       </tr>       <tr style="height: 3.95pt; mso-yfti-irow: 5; mso-yfti-lastrow: yes">           <td valign="top" width="595" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 446.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></b></p>           </td>       </tr>   </tbody>
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</div></div>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>心语杂感</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>2009-2010学年上期第五单元统计图教案</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<div style="line-height: 20pt; font-size: 12pt"><div style="font-size: 12pt; line-height: 20pt">
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 126pt; mso-char-indent-count: 6.0"><span style="font-size: 15pt; color: black; font-family: 黑体; letter-spacing: 3pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 16pt; font-family: 黑体"><o:p></o:p></span></b></p>
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<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="595" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 446.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="height: 7.15pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">北师大版小学数学第十一册第五单元</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P58 </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&ldquo;</span><span style="color: black; font-family: 宋体; letter-spacing: 3pt; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&rdquo;</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left; mso-line-height-alt: 0pt"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">认识复式条形统计图的特点，理解单式与复式统计图的异同，并能在有纵轴、横轴的图上用复式条形表示相应的数据。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">使学生能看懂复式条形统计图，并能根据复式条形统计图中的有关数据作简单的分析，判断和预测。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; text-align: left; mso-line-height-alt: 0pt; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教学重点】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">认识复式条形统计图的特点，能从复式条形统计图中获取尽可能多的信息。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt">CAI</span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">课件。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【学具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">画图纸。<b><span lang="EN-US"><o:p></o:p></span></b></span></p>           </td>       </tr>       <tr style="height: 22.75pt; mso-yfti-irow: 1">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学设计】</span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>       <tr style="height: 23.7pt; mso-yfti-irow: 2">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 115.9pt; mso-yfti-irow: 3; mso-yfti-lastrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">一、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></font></span></span><v:line id="_x0000_s1026" from="-18pt,-.05pt" to="432.3pt,.05pt" strokeweight="1.5pt" style="z-index: 1; left: 0px; position: absolute; text-align: left; mso-position-horizontal-relative: text; mso-position-vertical-relative: text"><v:stroke dashstyle="1 1"></v:stroke></v:line><b><span lang="EN-US" style="font-size: 7pt; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;</font></span></span></b><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">激趣引新，启迪探究</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">谈话引入：这儿有两个片段想给同学们看看。（出示有关刘翔和姚明的视频。）问：你看到了什么？你对刘翔和姚明了解多少？（学生叙述，教师概括。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">告诉大家一个好消息，再过几天我校一年一度的&ldquo;秋季运动会&rdquo;就要召开了。这次的运动会可与以往不同啊！为了提高我校&ldquo;秋季运动会&rdquo;的知名度，我们学校想以其中的一位做这次运动会的形象大使，你更希望谁代表我们学校担任这次运动会的形象大使？（学生各抒己见，产生意见。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">3</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">看来同学们各有想法，那么用什么方法来决定推荐谁比较好呢？（举手表决，统计）对！我们可以现场收集和整理大家的想法。那么我们班的情况到底怎样呢？（举手表决）支持刘翔的同学请举手；支持姚明的同学请举手。（现场了解统计情况，做到心中有数。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">4</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">刚才只是我们对本班的收集和整理，不能代表我们整个年级同学的意见。所以老师在课前收集和整理了六年级其他六个班同学们统计的情况。（出示六年级各班推荐刘翔、姚明情况的统计表），把刚才收集到的我们班的数据也填在表中，提问：从表中能比较出结果吗？</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">可以</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">但比较困难</span><font face="Times New Roman"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">.)</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">5</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">为了更清楚地反映大家的意见，你觉得我们用什么把这些数据表现出来会更好呢？（条形统计图）老师也觉得条形统计图很好，因为用直条图来表示可以直观的看清楚各班统计的情况。但怎样用条形统计图表示上面的两组数据呢？（学生各抒己见）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">6</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示根据本班统计情况制作的复式条形统计图，从图中你能看出什么？（标题、日期、单位、横纵轴、不同的直条图、图例以及纵轴表示的单位大小等），为何选用两种颜色的直条，这和我们以前学过的条形统计图有何不同？我们把这种条形统计图叫做&ldquo;复式条形统计图&rdquo;。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">7</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">你能根据其他几个班的统计情况来继续绘制我们刚才统计图吗？（学生补充完整统计图）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">8</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">评议：找三种类型的：（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）直条图少数字的；（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）画的直条不够规范的；（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）比较正确且美观的。让学生去评议。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">9</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">观察图，哪个班喜欢刘翔和姚明的相差比较大？哪个班喜欢刘翔和姚明的相差比较小？从图中你还能获得什么信息？你觉得从六年级调查统计的情况看，谁更有可能担任我们运动会的形象大使？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-line-height-alt: 0pt; mso-para-margin-left: 2.29gd"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 20pt; mso-char-indent-count: 2.0; mso-line-height-alt: 0pt; mso-para-margin-left: 2.29gd"><v:line id="_x0000_s1027" from="-18.15pt,5.05pt" to="432.15pt,5.15pt" strokeweight="1.5pt" style="z-index: 2; left: 0px; position: absolute; text-align: left"><v:stroke dashstyle="1 1"></v:stroke></v:line><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <br clear="all" style="mso-ignore: vglayout" />           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">二、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp; </font></span></font></span></span><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">合作互动，共同探究</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">我们的运动会就要召开了，大家想和刘翔、姚明一样，成为我们学校的体育明星吗？那么你们平时都开展了哪些体育活动啊？（学生叙说）想不到同学们这么热爱体育运动，老师为大家能够积极参加锻炼而感到十分高兴！</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">看图分析</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">球类比赛中，在边线发球时，有单手投球，也有双手投球，根据你的经验，你认为单手投球远还是双手投球远？（学生各抒己见）</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示课本</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">58</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">页的统计表和复式条形统计图</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">评价一下</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">哪一种更便于比较两种投球方式的投球距离</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">?<o:p></o:p></font></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">纵轴每格代表几米？最下面一格为何用折线？（引导学生仔细观察、思考后，相互交流。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">纵轴每个单位表示</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">0.5</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">米，最下面一格用折线表示省略。）</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">从上面的复式条形统计图中你得到了哪些信息</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">?(</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">学生根据统计图作出合理的结论</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">)<o:p></o:p></font></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><v:line id="_x0000_s1028" from="-18pt,11.05pt" to="432.3pt,11.15pt" strokeweight="1.5pt" style="z-index: 3; left: 0px; position: absolute; text-align: left"><v:stroke dashstyle="1 1"></v:stroke></v:line><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <br clear="all" style="mso-ignore: vglayout" />           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; text-indent: -21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 21.0pt; mso-line-height-rule: exactly"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">回顾总结，展示个性</span></b><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">今天这节课我们学习了什么内容？你有什么想法和体会？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">为了开展好这次运动会，有许多有关体育活动的数据需要收集和整理，刚才我们只是把体育活动中的一部分进行了统计，请同学们在课后、运动会中收集和整理相关的数据，绘制设计成统计图，看一看谁设计的既美观又正确。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; line-height: normal"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">创设便于统计的问题情境<span lang="EN-US">,</span>激发学生学习的兴趣，让学生经历收集数据、整理数据、分析数据的过程，逐步形成统计观念。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;</span><o:p></o:p></font></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">在运用统计图描述数据的过程中，引导学生讨论用什么统计图来描述这组数据比较合适，再思考能否在一幅条形统计图中表示两组数据，体会复式条形统计图的必要性。这样拓展了学生的思维和综合应用所学的知识解决实际问题的能力。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">鼓励学生从统计图中获取尽可能多的信息，体会数据是蕴涵信息的。同时养成严谨仔细的学习习惯，弄清统计图中的每个细节。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">综合运用所学知识解决实际问题。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">对统计的项目教师作适当的指导。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           </td>       </tr>   </tbody>
</table>
</p>
<p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><font face="宋体"><b><span style="color: red">【</span></b><b><span style="color: red; mso-bidi-font-size: 10.5pt">教学反思】<span lang="EN-US"><o:p></o:p></span></span></b></font></p>
<p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; mso-para-margin-right: -1.04gd"><b><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span></b><span new="" times="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">通过创设轻松活泼的学习氛围，激发学生参与统计活动的兴趣。经历整理数据、描述数据的过程，并在相互的评议和交流中，不断改进和完善各自的统计图，逐步明确复式条形统计图的特点，引导学生从统计图中发现问题，表达自己的想法，验证猜想，体验到数据的作用。</span><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 126pt; mso-char-indent-count: 6.0"><span style="font-size: 15pt; color: black; font-family: 黑体; letter-spacing: 3pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图实践活动课</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 16pt; font-family: 黑体"><o:p></o:p></span></b></p>
<p>
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="595" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 446.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="height: 7.15pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">北师大版小学数学第十一册第五单元</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P5 </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&ldquo;</span><span style="color: black; font-family: 宋体; letter-spacing: 3pt; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">实践活动</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&rdquo;</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left; mso-line-height-alt: 0pt"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">认识复式条形统计图的特点，理解单式与复式统计图的异同的基础上，进一步巩固复式条形图的学习。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">能根据复式条形统计图中的有关数据作简单的分析，判断和预测。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; text-align: left; mso-line-height-alt: 0pt; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教学重点】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">复式条形统计图的实际运用。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">蓝球<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【学具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">表格。<b><span lang="EN-US"><o:p></o:p></span></b></span></p>           </td>       </tr>       <tr style="height: 22.75pt; mso-yfti-irow: 1">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学设计】</span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>       <tr style="height: 23.7pt; mso-yfti-irow: 2">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 115.9pt; mso-yfti-irow: 3">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">三、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp; </font></span></font></span></span><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">复习旧知，解决问题</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 41.25pt; text-indent: -20.25pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l1 level1 lfo2; tab-stops: list 41.25pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">1、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp;&nbsp; </font></span></font></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">答话引入：</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">上一节课，我们学习了什么统计知识？</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、复习复式条形统计图的特点。</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你能介绍一下复式统计图的特点吗？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、什么情况下使用复式条形统计图？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">4</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">、你能解决用这些知识解决一些问题吗？</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P59</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">的练习题</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">学生先独立完成，指名回答，并集体订正。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; mso-line-height-alt: 0pt"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">二、联系生活，实际运用</span></b><b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：在生活中，你需要用到期复式条形统计图吗？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">学生分组讨论，指名回答。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">出示<span lang="EN-US">P59</span>实践活动课题。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">说清要求，分组进行。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l2 level1 lfo3; tab-stops: list 18.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-list: Ignore">1、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">需要收集什么数据？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l2 level1 lfo3; tab-stops: list 18.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-list: Ignore">2、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如何绘制？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">分组进行实践活动<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; text-indent: -21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 21.0pt; mso-line-height-rule: exactly"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">回顾总结，展示个性</span></b><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">今天这节课我们学习了什么内容？你有什么想法和体会？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">、评一评，哪一组的统计图做得最好。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; mso-line-height-alt: 0pt; tab-stops: center 298.8pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; line-height: normal"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">通过复习旧知识，对复式条形统计图的特点进一步加强理解，并能掌握其的实用性。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">在运用统计图描述数据的过程中，引导学生讨论用什么统计图来描述这组数据比较合适，再思考能否在一幅条形统计图中表示两组数据，体会复式条形统计图的必要性。这样拓展了学生的思维和综合应用所学的知识解决实际问题的能力。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">综合运用所学知识解决实际问题。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>       </tr>       <tr style="height: 137.95pt; mso-yfti-irow: 4">           <td valign="top" width="595" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 446.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 137.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><b><span lang="EN-US"><o:p><font face="宋体">&nbsp;</font></o:p></span></b></p>           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><font face="宋体"><b><span style="color: red">【</span></b><b><span style="color: red; mso-bidi-font-size: 10.5pt">教学反思】<span lang="EN-US"><o:p></o:p></span></span></b></font></p>           <p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; mso-para-margin-right: -1.04gd"><b><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;</span></font></span></b><span new="" times="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">通过创设轻松活泼的学习氛围，激发学生参与统计活动的兴趣。经历整理数据、描述数据的过程，并在相互的评议和交流中，不断改进和完善各自的统计图，逐步明确复式条形统计图的特点，引导学生从统计图中发现问题，表达自己的想法，验证猜想，体验到数据的作用。</span><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; text-indent: 42pt; mso-char-indent-count: 4.0; mso-para-margin-right: -1.04gd"><span lang="EN-US" style="color: black; mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>       </tr>       <tr style="height: 3.95pt; mso-yfti-irow: 5; mso-yfti-lastrow: yes">           <td valign="top" width="595" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 446.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></b></p>           </td>       </tr>   </tbody>
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</div></div>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教学感悟</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>2009-2010学年上期第五单元统计图教案</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<div style="line-height: 20pt; font-size: 12pt"><div style="font-size: 12pt; line-height: 20pt">
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 126pt; mso-char-indent-count: 6.0"><span style="font-size: 15pt; color: black; font-family: 黑体; letter-spacing: 3pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 16pt; font-family: 黑体"><o:p></o:p></span></b></p>
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<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="595" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 446.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="height: 7.15pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">北师大版小学数学第十一册第五单元</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P58 </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&ldquo;</span><span style="color: black; font-family: 宋体; letter-spacing: 3pt; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&rdquo;</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left; mso-line-height-alt: 0pt"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">认识复式条形统计图的特点，理解单式与复式统计图的异同，并能在有纵轴、横轴的图上用复式条形表示相应的数据。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">使学生能看懂复式条形统计图，并能根据复式条形统计图中的有关数据作简单的分析，判断和预测。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; text-align: left; mso-line-height-alt: 0pt; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教学重点】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">认识复式条形统计图的特点，能从复式条形统计图中获取尽可能多的信息。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt">CAI</span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">课件。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【学具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">画图纸。<b><span lang="EN-US"><o:p></o:p></span></b></span></p>           </td>       </tr>       <tr style="height: 22.75pt; mso-yfti-irow: 1">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学设计】</span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>       <tr style="height: 23.7pt; mso-yfti-irow: 2">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 115.9pt; mso-yfti-irow: 3; mso-yfti-lastrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">一、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></font></span></span><v:line id="_x0000_s1026" from="-18pt,-.05pt" to="432.3pt,.05pt" strokeweight="1.5pt" style="z-index: 1; left: 0px; position: absolute; text-align: left; mso-position-horizontal-relative: text; mso-position-vertical-relative: text"><v:stroke dashstyle="1 1"></v:stroke></v:line><b><span lang="EN-US" style="font-size: 7pt; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;</font></span></span></b><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">激趣引新，启迪探究</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">谈话引入：这儿有两个片段想给同学们看看。（出示有关刘翔和姚明的视频。）问：你看到了什么？你对刘翔和姚明了解多少？（学生叙述，教师概括。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">告诉大家一个好消息，再过几天我校一年一度的&ldquo;秋季运动会&rdquo;就要召开了。这次的运动会可与以往不同啊！为了提高我校&ldquo;秋季运动会&rdquo;的知名度，我们学校想以其中的一位做这次运动会的形象大使，你更希望谁代表我们学校担任这次运动会的形象大使？（学生各抒己见，产生意见。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">3</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">看来同学们各有想法，那么用什么方法来决定推荐谁比较好呢？（举手表决，统计）对！我们可以现场收集和整理大家的想法。那么我们班的情况到底怎样呢？（举手表决）支持刘翔的同学请举手；支持姚明的同学请举手。（现场了解统计情况，做到心中有数。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">4</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">刚才只是我们对本班的收集和整理，不能代表我们整个年级同学的意见。所以老师在课前收集和整理了六年级其他六个班同学们统计的情况。（出示六年级各班推荐刘翔、姚明情况的统计表），把刚才收集到的我们班的数据也填在表中，提问：从表中能比较出结果吗？</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">可以</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">但比较困难</span><font face="Times New Roman"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">.)</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">5</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">为了更清楚地反映大家的意见，你觉得我们用什么把这些数据表现出来会更好呢？（条形统计图）老师也觉得条形统计图很好，因为用直条图来表示可以直观的看清楚各班统计的情况。但怎样用条形统计图表示上面的两组数据呢？（学生各抒己见）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">6</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示根据本班统计情况制作的复式条形统计图，从图中你能看出什么？（标题、日期、单位、横纵轴、不同的直条图、图例以及纵轴表示的单位大小等），为何选用两种颜色的直条，这和我们以前学过的条形统计图有何不同？我们把这种条形统计图叫做&ldquo;复式条形统计图&rdquo;。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">7</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">你能根据其他几个班的统计情况来继续绘制我们刚才统计图吗？（学生补充完整统计图）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">8</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">评议：找三种类型的：（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）直条图少数字的；（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）画的直条不够规范的；（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）比较正确且美观的。让学生去评议。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">9</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">观察图，哪个班喜欢刘翔和姚明的相差比较大？哪个班喜欢刘翔和姚明的相差比较小？从图中你还能获得什么信息？你觉得从六年级调查统计的情况看，谁更有可能担任我们运动会的形象大使？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-line-height-alt: 0pt; mso-para-margin-left: 2.29gd"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 20pt; mso-char-indent-count: 2.0; mso-line-height-alt: 0pt; mso-para-margin-left: 2.29gd"><v:line id="_x0000_s1027" from="-18.15pt,5.05pt" to="432.15pt,5.15pt" strokeweight="1.5pt" style="z-index: 2; left: 0px; position: absolute; text-align: left"><v:stroke dashstyle="1 1"></v:stroke></v:line><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <br clear="all" style="mso-ignore: vglayout" />           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">二、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp; </font></span></font></span></span><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">合作互动，共同探究</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">我们的运动会就要召开了，大家想和刘翔、姚明一样，成为我们学校的体育明星吗？那么你们平时都开展了哪些体育活动啊？（学生叙说）想不到同学们这么热爱体育运动，老师为大家能够积极参加锻炼而感到十分高兴！</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">看图分析</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">球类比赛中，在边线发球时，有单手投球，也有双手投球，根据你的经验，你认为单手投球远还是双手投球远？（学生各抒己见）</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示课本</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">58</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">页的统计表和复式条形统计图</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">评价一下</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">哪一种更便于比较两种投球方式的投球距离</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">?<o:p></o:p></font></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">纵轴每格代表几米？最下面一格为何用折线？（引导学生仔细观察、思考后，相互交流。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">纵轴每个单位表示</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">0.5</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">米，最下面一格用折线表示省略。）</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">从上面的复式条形统计图中你得到了哪些信息</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">?(</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">学生根据统计图作出合理的结论</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">)<o:p></o:p></font></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><v:line id="_x0000_s1028" from="-18pt,11.05pt" to="432.3pt,11.15pt" strokeweight="1.5pt" style="z-index: 3; left: 0px; position: absolute; text-align: left"><v:stroke dashstyle="1 1"></v:stroke></v:line><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <br clear="all" style="mso-ignore: vglayout" />           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; text-indent: -21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 21.0pt; mso-line-height-rule: exactly"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">回顾总结，展示个性</span></b><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">今天这节课我们学习了什么内容？你有什么想法和体会？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">为了开展好这次运动会，有许多有关体育活动的数据需要收集和整理，刚才我们只是把体育活动中的一部分进行了统计，请同学们在课后、运动会中收集和整理相关的数据，绘制设计成统计图，看一看谁设计的既美观又正确。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; line-height: normal"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">创设便于统计的问题情境<span lang="EN-US">,</span>激发学生学习的兴趣，让学生经历收集数据、整理数据、分析数据的过程，逐步形成统计观念。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体; 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text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">在运用统计图描述数据的过程中，引导学生讨论用什么统计图来描述这组数据比较合适，再思考能否在一幅条形统计图中表示两组数据，体会复式条形统计图的必要性。这样拓展了学生的思维和综合应用所学的知识解决实际问题的能力。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">鼓励学生从统计图中获取尽可能多的信息，体会数据是蕴涵信息的。同时养成严谨仔细的学习习惯，弄清统计图中的每个细节。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">综合运用所学知识解决实际问题。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">对统计的项目教师作适当的指导。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           </td>       </tr>   </tbody>
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<p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><font face="宋体"><b><span style="color: red">【</span></b><b><span style="color: red; mso-bidi-font-size: 10.5pt">教学反思】<span lang="EN-US"><o:p></o:p></span></span></b></font></p>
<p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; mso-para-margin-right: -1.04gd"><b><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span></b><span new="" times="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">通过创设轻松活泼的学习氛围，激发学生参与统计活动的兴趣。经历整理数据、描述数据的过程，并在相互的评议和交流中，不断改进和完善各自的统计图，逐步明确复式条形统计图的特点，引导学生从统计图中发现问题，表达自己的想法，验证猜想，体验到数据的作用。</span><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 126pt; mso-char-indent-count: 6.0"><span style="font-size: 15pt; color: black; font-family: 黑体; letter-spacing: 3pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图实践活动课</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 16pt; font-family: 黑体"><o:p></o:p></span></b></p>
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<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="595" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 446.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="height: 7.15pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">北师大版小学数学第十一册第五单元</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P5 </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&ldquo;</span><span style="color: black; font-family: 宋体; letter-spacing: 3pt; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">实践活动</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&rdquo;</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left; mso-line-height-alt: 0pt"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">认识复式条形统计图的特点，理解单式与复式统计图的异同的基础上，进一步巩固复式条形图的学习。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">能根据复式条形统计图中的有关数据作简单的分析，判断和预测。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; text-align: left; mso-line-height-alt: 0pt; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教学重点】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">复式条形统计图的实际运用。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">蓝球<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【学具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">表格。<b><span lang="EN-US"><o:p></o:p></span></b></span></p>           </td>       </tr>       <tr style="height: 22.75pt; mso-yfti-irow: 1">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学设计】</span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>       <tr style="height: 23.7pt; mso-yfti-irow: 2">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 115.9pt; mso-yfti-irow: 3">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">三、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp; </font></span></font></span></span><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">复习旧知，解决问题</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 41.25pt; text-indent: -20.25pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l1 level1 lfo2; tab-stops: list 41.25pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">1、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp;&nbsp; </font></span></font></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">答话引入：</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">上一节课，我们学习了什么统计知识？</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、复习复式条形统计图的特点。</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你能介绍一下复式统计图的特点吗？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、什么情况下使用复式条形统计图？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">4</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">、你能解决用这些知识解决一些问题吗？</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P59</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">的练习题</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">学生先独立完成，指名回答，并集体订正。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; mso-line-height-alt: 0pt"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">二、联系生活，实际运用</span></b><b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：在生活中，你需要用到期复式条形统计图吗？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">学生分组讨论，指名回答。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">出示<span lang="EN-US">P59</span>实践活动课题。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">说清要求，分组进行。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l2 level1 lfo3; tab-stops: list 18.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-list: Ignore">1、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">需要收集什么数据？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l2 level1 lfo3; tab-stops: list 18.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-list: Ignore">2、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如何绘制？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">分组进行实践活动<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; text-indent: -21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 21.0pt; mso-line-height-rule: exactly"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">回顾总结，展示个性</span></b><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">今天这节课我们学习了什么内容？你有什么想法和体会？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">、评一评，哪一组的统计图做得最好。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; mso-line-height-alt: 0pt; tab-stops: center 298.8pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; line-height: normal"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">通过复习旧知识，对复式条形统计图的特点进一步加强理解，并能掌握其的实用性。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">在运用统计图描述数据的过程中，引导学生讨论用什么统计图来描述这组数据比较合适，再思考能否在一幅条形统计图中表示两组数据，体会复式条形统计图的必要性。这样拓展了学生的思维和综合应用所学的知识解决实际问题的能力。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">综合运用所学知识解决实际问题。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>       </tr>       <tr style="height: 137.95pt; mso-yfti-irow: 4">           <td valign="top" width="595" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 446.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 137.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><b><span lang="EN-US"><o:p><font face="宋体">&nbsp;</font></o:p></span></b></p>           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><font face="宋体"><b><span style="color: red">【</span></b><b><span style="color: red; mso-bidi-font-size: 10.5pt">教学反思】<span lang="EN-US"><o:p></o:p></span></span></b></font></p>           <p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; mso-para-margin-right: -1.04gd"><b><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;</span></font></span></b><span new="" times="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">通过创设轻松活泼的学习氛围，激发学生参与统计活动的兴趣。经历整理数据、描述数据的过程，并在相互的评议和交流中，不断改进和完善各自的统计图，逐步明确复式条形统计图的特点，引导学生从统计图中发现问题，表达自己的想法，验证猜想，体验到数据的作用。</span><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; text-indent: 42pt; mso-char-indent-count: 4.0; mso-para-margin-right: -1.04gd"><span lang="EN-US" style="color: black; mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>       </tr>       <tr style="height: 3.95pt; mso-yfti-irow: 5; mso-yfti-lastrow: yes">           <td valign="top" width="595" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 446.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></b></p>           </td>       </tr>   </tbody>
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</div></div>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>教案中心</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>2009-2010学年上期第五单元统计图教案</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<div style="line-height: 20pt; font-size: 12pt"><div style="font-size: 12pt; line-height: 20pt">
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 126pt; mso-char-indent-count: 6.0"><span style="font-size: 15pt; color: black; font-family: 黑体; letter-spacing: 3pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 16pt; font-family: 黑体"><o:p></o:p></span></b></p>
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<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="595" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 446.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="height: 7.15pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">北师大版小学数学第十一册第五单元</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P58 </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&ldquo;</span><span style="color: black; font-family: 宋体; letter-spacing: 3pt; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&rdquo;</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left; mso-line-height-alt: 0pt"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">认识复式条形统计图的特点，理解单式与复式统计图的异同，并能在有纵轴、横轴的图上用复式条形表示相应的数据。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">使学生能看懂复式条形统计图，并能根据复式条形统计图中的有关数据作简单的分析，判断和预测。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; text-align: left; mso-line-height-alt: 0pt; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教学重点】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">认识复式条形统计图的特点，能从复式条形统计图中获取尽可能多的信息。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt">CAI</span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">课件。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【学具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">画图纸。<b><span lang="EN-US"><o:p></o:p></span></b></span></p>           </td>       </tr>       <tr style="height: 22.75pt; mso-yfti-irow: 1">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学设计】</span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>       <tr style="height: 23.7pt; mso-yfti-irow: 2">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 115.9pt; mso-yfti-irow: 3; mso-yfti-lastrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">一、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></font></span></span><v:line id="_x0000_s1026" from="-18pt,-.05pt" to="432.3pt,.05pt" strokeweight="1.5pt" style="z-index: 1; left: 0px; position: absolute; text-align: left; mso-position-horizontal-relative: text; mso-position-vertical-relative: text"><v:stroke dashstyle="1 1"></v:stroke></v:line><b><span lang="EN-US" style="font-size: 7pt; mso-font-kerning: 0pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;</font></span></span></b><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">激趣引新，启迪探究</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">谈话引入：这儿有两个片段想给同学们看看。（出示有关刘翔和姚明的视频。）问：你看到了什么？你对刘翔和姚明了解多少？（学生叙述，教师概括。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">告诉大家一个好消息，再过几天我校一年一度的&ldquo;秋季运动会&rdquo;就要召开了。这次的运动会可与以往不同啊！为了提高我校&ldquo;秋季运动会&rdquo;的知名度，我们学校想以其中的一位做这次运动会的形象大使，你更希望谁代表我们学校担任这次运动会的形象大使？（学生各抒己见，产生意见。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">3</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">看来同学们各有想法，那么用什么方法来决定推荐谁比较好呢？（举手表决，统计）对！我们可以现场收集和整理大家的想法。那么我们班的情况到底怎样呢？（举手表决）支持刘翔的同学请举手；支持姚明的同学请举手。（现场了解统计情况，做到心中有数。）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">4</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">刚才只是我们对本班的收集和整理，不能代表我们整个年级同学的意见。所以老师在课前收集和整理了六年级其他六个班同学们统计的情况。（出示六年级各班推荐刘翔、姚明情况的统计表），把刚才收集到的我们班的数据也填在表中，提问：从表中能比较出结果吗？</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">(</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">可以</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">但比较困难</span><font face="Times New Roman"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">.)</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></font></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">5</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">为了更清楚地反映大家的意见，你觉得我们用什么把这些数据表现出来会更好呢？（条形统计图）老师也觉得条形统计图很好，因为用直条图来表示可以直观的看清楚各班统计的情况。但怎样用条形统计图表示上面的两组数据呢？（学生各抒己见）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">6</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示根据本班统计情况制作的复式条形统计图，从图中你能看出什么？（标题、日期、单位、横纵轴、不同的直条图、图例以及纵轴表示的单位大小等），为何选用两种颜色的直条，这和我们以前学过的条形统计图有何不同？我们把这种条形统计图叫做&ldquo;复式条形统计图&rdquo;。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">7</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">你能根据其他几个班的统计情况来继续绘制我们刚才统计图吗？（学生补充完整统计图）</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">8</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">评议：找三种类型的：（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">1</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）直条图少数字的；（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）画的直条不够规范的；（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman">3</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">）比较正确且美观的。让学生去评议。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">9</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">观察图，哪个班喜欢刘翔和姚明的相差比较大？哪个班喜欢刘翔和姚明的相差比较小？从图中你还能获得什么信息？你觉得从六年级调查统计的情况看，谁更有可能担任我们运动会的形象大使？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-line-height-alt: 0pt; mso-para-margin-left: 2.29gd"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 20pt; mso-char-indent-count: 2.0; mso-line-height-alt: 0pt; mso-para-margin-left: 2.29gd"><v:line id="_x0000_s1027" from="-18.15pt,5.05pt" to="432.15pt,5.15pt" strokeweight="1.5pt" style="z-index: 2; left: 0px; position: absolute; text-align: left"><v:stroke dashstyle="1 1"></v:stroke></v:line><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <br clear="all" style="mso-ignore: vglayout" />           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">二、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp; </font></span></font></span></span><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">合作互动，共同探究</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">我们的运动会就要召开了，大家想和刘翔、姚明一样，成为我们学校的体育明星吗？那么你们平时都开展了哪些体育活动啊？（学生叙说）想不到同学们这么热爱体育运动，老师为大家能够积极参加锻炼而感到十分高兴！</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">看图分析</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">球类比赛中，在边线发球时，有单手投球，也有双手投球，根据你的经验，你认为单手投球远还是双手投球远？（学生各抒己见）</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示课本</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">58</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">页的统计表和复式条形统计图</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">评价一下</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">,</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">哪一种更便于比较两种投球方式的投球距离</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">?<o:p></o:p></font></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">纵轴每格代表几米？最下面一格为何用折线？（引导学生仔细观察、思考后，相互交流。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">纵轴每个单位表示</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">0.5</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">米，最下面一格用折线表示省略。）</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">从上面的复式条形统计图中你得到了哪些信息</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">?(</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">学生根据统计图作出合理的结论</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">)<o:p></o:p></font></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 38.95pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly; mso-para-margin-left: 3.71gd"><v:line id="_x0000_s1028" from="-18pt,11.05pt" to="432.3pt,11.15pt" strokeweight="1.5pt" style="z-index: 3; left: 0px; position: absolute; text-align: left"><v:stroke dashstyle="1 1"></v:stroke></v:line><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           <br clear="all" style="mso-ignore: vglayout" />           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; text-indent: -21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 21.0pt; mso-line-height-rule: exactly"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">回顾总结，展示个性</span></b><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">今天这节课我们学习了什么内容？你有什么想法和体会？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><font face="Times New Roman"> </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">为了开展好这次运动会，有许多有关体育活动的数据需要收集和整理，刚才我们只是把体育活动中的一部分进行了统计，请同学们在课后、运动会中收集和整理相关的数据，绘制设计成统计图，看一看谁设计的既美观又正确。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; 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padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">创设便于统计的问题情境<span lang="EN-US">,</span>激发学生学习的兴趣，让学生经历收集数据、整理数据、分析数据的过程，逐步形成统计观念。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; 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text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">在运用统计图描述数据的过程中，引导学生讨论用什么统计图来描述这组数据比较合适，再思考能否在一幅条形统计图中表示两组数据，体会复式条形统计图的必要性。这样拓展了学生的思维和综合应用所学的知识解决实际问题的能力。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; 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text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">鼓励学生从统计图中获取尽可能多的信息，体会数据是蕴涵信息的。同时养成严谨仔细的学习习惯，弄清统计图中的每个细节。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">综合运用所学知识解决实际问题。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">对统计的项目教师作适当的指导。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           </td>       </tr>   </tbody>
</table>
</p>
<p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><font face="宋体"><b><span style="color: red">【</span></b><b><span style="color: red; mso-bidi-font-size: 10.5pt">教学反思】<span lang="EN-US"><o:p></o:p></span></span></b></font></p>
<p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; mso-para-margin-right: -1.04gd"><b><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span></b><span new="" times="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">通过创设轻松活泼的学习氛围，激发学生参与统计活动的兴趣。经历整理数据、描述数据的过程，并在相互的评议和交流中，不断改进和完善各自的统计图，逐步明确复式条形统计图的特点，引导学生从统计图中发现问题，表达自己的想法，验证猜想，体验到数据的作用。</span><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 126pt; mso-char-indent-count: 6.0"><span style="font-size: 15pt; color: black; font-family: 黑体; letter-spacing: 3pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">复式条形统计图实践活动课</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 16pt; font-family: 黑体"><o:p></o:p></span></b></p>
<p>
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="595" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 446.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="height: 7.15pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">北师大版小学数学第十一册第五单元</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P5 </font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&ldquo;</span><span style="color: black; font-family: 宋体; letter-spacing: 3pt; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">实践活动</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">&rdquo;</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left; mso-line-height-alt: 0pt"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">1</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">认识复式条形统计图的特点，理解单式与复式统计图的异同的基础上，进一步巩固复式条形图的学习。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 20.45pt; text-align: left; mso-char-indent-count: 1.95; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">2</span><span style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">能根据复式条形统计图中的有关数据作简单的分析，判断和预测。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; text-align: left; mso-line-height-alt: 0pt; mso-pagination: widow-orphan"><span lang="EN-US" style="color: black; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 7.15pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教学重点】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">复式条形统计图的实际运用。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【教具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">蓝球<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">【学具准备】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">表格。<b><span lang="EN-US"><o:p></o:p></span></b></span></p>           </td>       </tr>       <tr style="height: 22.75pt; mso-yfti-irow: 1">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学设计】</span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.75pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>       <tr style="height: 23.7pt; mso-yfti-irow: 2">           <td width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 23.7pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 115.9pt; mso-yfti-irow: 3">           <td valign="top" width="346" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 259.25pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -24pt; mso-line-height-alt: 0pt; mso-list: l0 level1 lfo1; tab-stops: list 24.0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">三、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp; </font></span></font></span></span><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">复习旧知，解决问题</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 41.25pt; text-indent: -20.25pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l1 level1 lfo2; tab-stops: list 41.25pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">1、<span style="font: 7pt &quot;Times New Roman&quot;"><font size="3">&nbsp;&nbsp; </font></span></font></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">答话引入：</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">上一节课，我们学习了什么统计知识？</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">2</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、复习复式条形统计图的特点。</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">你能介绍一下复式统计图的特点吗？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、什么情况下使用复式条形统计图？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">4</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">、你能解决用这些知识解决一些问题吗？</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">出示</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><font face="Times New Roman">P59</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">的练习题</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">学生先独立完成，指名回答，并集体订正。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; mso-line-height-alt: 0pt"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">二、联系生活，实际运用</span></b><b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">师：在生活中，你需要用到期复式条形统计图吗？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">学生分组讨论，指名回答。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">出示<span lang="EN-US">P59</span>实践活动课题。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">说清要求，分组进行。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l2 level1 lfo3; tab-stops: list 18.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-list: Ignore">1、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">需要收集什么数据？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-list: l2 level1 lfo3; tab-stops: list 18.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><span style="mso-list: Ignore">2、<span style="font: 7pt &quot;Times New Roman&quot;">&nbsp; </span></span></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">如何绘制？<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">分组进行实践活动<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 21pt; text-indent: -21pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 21.0pt; mso-line-height-rule: exactly"><b><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">回顾总结，展示个性</span></b><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">1</font></span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、</span><span lang="EN-US" new="" times="" style="mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-fareast-font-family: "><font face="Times New Roman">&nbsp;</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">今天这节课我们学习了什么内容？你有什么想法和体会？</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 22pt; text-align: left; mso-pagination: widow-orphan; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><font face="Times New Roman">2</font></span><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">、评一评，哪一组的统计图做得最好。</span><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; mso-line-height-alt: 0pt; tab-stops: center 298.8pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="43" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 32.55pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; line-height: normal"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="206" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 154.6pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 115.9pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">通过复习旧知识，对复式条形统计图的特点进一步加强理解，并能掌握其的实用性。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">在运用统计图描述数据的过程中，引导学生讨论用什么统计图来描述这组数据比较合适，再思考能否在一幅条形统计图中表示两组数据，体会复式条形统计图的必要性。这样拓展了学生的思维和综合应用所学的知识解决实际问题的能力。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; mso-char-indent-count: 1.0"><span new="" times="" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">综合运用所学知识解决实际问题。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>       </tr>       <tr style="height: 137.95pt; mso-yfti-irow: 4">           <td valign="top" width="595" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 446.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 137.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><b><span lang="EN-US"><o:p><font face="宋体">&nbsp;</font></o:p></span></b></p>           <p class="MsoBodyTextIndent" style="margin: 0cm 0cm 0pt; text-indent: 0cm; line-height: normal; mso-char-indent-count: 0"><font face="宋体"><b><span style="color: red">【</span></b><b><span style="color: red; mso-bidi-font-size: 10.5pt">教学反思】<span lang="EN-US"><o:p></o:p></span></span></b></font></p>           <p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; mso-para-margin-right: -1.04gd"><b><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;</span></font></span></b><span new="" times="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: ">通过创设轻松活泼的学习氛围，激发学生参与统计活动的兴趣。经历整理数据、描述数据的过程，并在相互的评议和交流中，不断改进和完善各自的统计图，逐步明确复式条形统计图的特点，引导学生从统计图中发现问题，表达自己的想法，验证猜想，体验到数据的作用。</span><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm -10.9pt 0pt 0cm; text-indent: 42pt; mso-char-indent-count: 4.0; mso-para-margin-right: -1.04gd"><span lang="EN-US" style="color: black; mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>       </tr>       <tr style="height: 3.95pt; mso-yfti-irow: 5; mso-yfti-lastrow: yes">           <td valign="top" width="595" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 446.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></b></p>           </td>       </tr>   </tbody>
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</div></div>]]></description><pubdate>2009-8-16 6:56:27</pubdate><category>练习题</category><author>郝玲</author><guid>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</guid></item><item><title>2009-2010学年上期第五.六单元统计图教案</title><link>http://blog.cdjnjy.com/_u/yayu/htm/51868.html</link><description><![CDATA[<div style="line-height: 20pt; font-size: 12pt"><div style="font-size: 12pt; line-height: 20pt">
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<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span times="" new="" style="font-size: 18pt; font-family: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: ">复式折线统计图</span></b><b><span lang="EN-US" style="font-size: 18pt; mso-bidi-font-size: 12.0pt"><o:p></o:p></span></b></p>
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<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="583" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 437.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="371" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 278.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】</span></b><b style="mso-bidi-font-weight: normal"><span lang="EN-US" arial="" unicode="" style="font-size: 12pt; color: black; font-family: "><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">北师大版六年级上册</span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">第</span><span lang="EN-US" style="color: black"><font face="Times New Roman">60~61</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">页。</span><span lang="EN-US" style="font-size: 12pt; color: black; line-height: 150%; font-family: 宋体; mso-bidi-font-family: 宋体"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="GB231215" style="margin: 0cm 0cm 0pt; line-height: normal"><strong><font size="5"><font face="楷体_GB2312"><span lang="EN-US" style="color: black">1</span><span style="color: black">．</span></font></font></strong><span style="font-weight: normal; font-size: 10.5pt; font-family: 宋体">通过对两个城市月平均降水量的研究，认识复式折线统计图。了解折线统计图的特点。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><span lang="EN-US" times="" new="" style="mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">2、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3">&nbsp; </font></span></font></span></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从统计图中获取尽可能多的信息，体会数据的作用。</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 150%; tab-stops: list 18.0pt"><span lang="EN-US" style="line-height: 150%; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="line-height: 150%; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、初步学会制作复试折线统计图，培养学生动手操作能力，分析能力和合作能力。</span><span lang="EN-US" style="font-size: 12pt; color: black; line-height: 150%; font-family: 宋体"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 15.75pt; text-indent: -15.75pt; mso-char-indent-count: -1.5"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="37" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 27.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="175" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 130.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 15.8pt; text-indent: -15.8pt; mso-char-indent-count: -1.5"><b><span style="font-family: 宋体">【教学重点】</span></b><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">如何区分折线的不同和标清图例，正确确定竖线间隔。</span><b><span lang="EN-US" style="font-family: 宋体"><o:p></o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 5.25pt; mso-char-indent-count: .5"><b><span style="font-family: 宋体">【教学难点】</span></b><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">如何根据所提供数据的实际情况（有时并非每月、每年都有数据）来确定水平射线上每天竖线之间的间隔。</span><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></b></p>           </td>       </tr>       <tr style="height: 22.95pt; mso-yfti-irow: 1">           <td width="371" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 278.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体">教学设计</span></b></p>           </td>           <td valign="top" width="37" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 27.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="175" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 130.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 3.6pt; mso-yfti-irow: 2">           <td valign="top" width="371" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 278.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">一．问题情景，导入新课</span></b><font face="Times New Roman"><b style="mso-bidi-font-weight: normal"><span style="font-size: 12pt"> </span></b><b style="mso-bidi-font-weight: normal"><span lang="EN-US" unicode="" arial="" style="font-size: 12pt; font-family: "><o:p></o:p></span></b></font></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 42pt; text-indent: -18pt; line-height: 23pt; mso-list: l3 level1 lfo2; tab-stops: list 42.0pt; mso-line-height-rule: exactly"><span lang="EN-US" arial="" unicode="" style="font-family: "><font face="Times New Roman">1、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3"> </font></span></font></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">谈话导入</span><span lang="EN-US" unicode="" arial="" style="font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; line-height: 23pt; mso-line-height-rule: exactly"><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">师：你们回想近</span><span lang="EN-US" unicode="" arial="" style="font-family: "><font face="Times New Roman">3</font></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">个月深圳的下雨情况。</span><span lang="EN-US" unicode="" arial="" style="font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">生：</span><span lang="EN-US" unicode="" arial="" style="font-family: "><font face="Times New Roman">9</font></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">月只下过一、两场雨雨量不大。</span><span lang="EN-US" unicode="" arial="" style="font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">生：</span><span lang="EN-US" unicode="" arial="" style="font-family: "><font face="Times New Roman">7</font></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">、</span><span lang="EN-US" unicode="" arial="" style="font-family: "><font face="Times New Roman">8</font></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">月雨量较多，还有台风。</span><span lang="EN-US" unicode="" arial="" style="font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">师：同学们很注意观察事物。深圳的雨季集中在</span><span lang="EN-US" unicode="" arial="" style="font-family: "><font face="Times New Roman">7</font></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">、</span><span lang="EN-US" unicode="" arial="" style="font-family: "><font face="Times New Roman">8</font></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">月份，降水量也最大。</span><span lang="EN-US" unicode="" arial="" style="font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 42pt; text-indent: -18pt; line-height: 23pt; mso-list: l3 level1 lfo2; tab-stops: list 42.0pt; mso-line-height-rule: exactly"><span lang="EN-US" arial="" unicode="" style="font-family: "><font face="Times New Roman">2、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3"> </font></span></font></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">回顾旧知</span><span lang="EN-US" unicode="" arial="" style="font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; line-height: 23pt; mso-line-height-rule: exactly"><span lang="EN-US" unicode="" arial="" style="font-family: "><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;</font></span></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">出示</span><span lang="EN-US" unicode="" arial="" style="font-family: "><font face="Times New Roman">2005</font></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">年的甲市月平均降水量一些数据</span><span lang="EN-US" unicode="" arial="" style="font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; line-height: 23pt; mso-line-height-rule: exactly"><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">师问：</span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">从中你了解到了什么？你觉得可以用怎样的形式来清晰地表示出这些原始数据？</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; line-height: 23pt; mso-line-height-rule: exactly"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">生：统计表、条形统计图、折线统计图</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; line-height: 23pt; mso-line-height-rule: exactly"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">师：选用那种方法最好？</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">生：</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">折线统计图。</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">师：制成折线统计图有什么好处？</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">生：易于看清气温的变化情况。</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">师：怎样制作？</span><span lang="EN-US"><font face="Times New Roman"> </font></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">生：先描点，还应标数，数不会标错。</span><span lang="EN-US"><font face="Times New Roman"> </font></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">生：画线要用尺子。</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 42pt; text-indent: -18pt; line-height: 23pt; mso-list: l3 level1 lfo2; tab-stops: list 42.0pt; mso-line-height-rule: exactly"><span lang="EN-US" times="" new="" style="color: black; mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">3、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3">&nbsp; </font></span></font></span></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">引出新知</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-para-margin-left: 2.29gd"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">老师又提供了</span><span lang="EN-US" unicode="" arial="" style="font-family: "><font face="Times New Roman">2005</font></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">年的乙市月平均降水量一些数据</span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">？这时你们又会用怎样的形式来清晰地表示出两个城市的月平均降雨量呢？</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-para-margin-left: 2.29gd"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">好，同学们都有了自己的思考，现在到小组里将自己的想法说一说，形成共识。重要的一点是，为什么要选择这种统计方式。</span><span lang="EN-US" unicode="" arial="" style="font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">二．<span style="color: black">全班交流，形成方法</span></span></b><b style="mso-bidi-font-weight: normal"><span lang="EN-US" unicode="" arial="" style="font-size: 12pt; font-family: "><o:p></o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; text-indent: -18pt; line-height: 23pt; tab-stops: list 24.0pt; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span lang="EN-US" style="color: black"><font face="Times New Roman">1</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">、学生交流：（</span><span lang="EN-US" style="color: black"><font face="Times New Roman">1</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">）为什么要选择这种统计方式。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 78pt; line-height: 23pt; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">（</span><span lang="EN-US" style="color: black"><font face="Times New Roman">2</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">）这种统计方式有什么好处</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 78pt; line-height: 23pt; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">（</span><span lang="EN-US" style="color: black"><font face="Times New Roman">3</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">）通过举例的方式说明自己的想法。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">教师根据学生的回答，引导学生将复式条形统计图与复式的折线统计图进行比较。从中说明两者的关系与功能。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; line-height: 23pt; mso-char-indent-count: 1.0; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span lang="EN-US" style="color: black"><font face="Times New Roman">2</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">、学生将自己的想法制作成条形或折线统计图，并由两位学生板演并进行分析。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span lang="EN-US" style="color: black"><font face="Times New Roman">3</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">、教师对学生在黑板上的统计图进行讲解。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span lang="EN-US" style="color: black"><font face="Times New Roman">&nbsp;&nbsp;&nbsp; </font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">（</span><span lang="EN-US" style="color: black"><font face="Times New Roman">1</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">）应该注意些什么？教师主要要解决图例问题。为了能清晰的表示两个量，我们可以用实线与虚线来表示。也可以用两种不同颜色来表示。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 24pt; line-height: 23pt; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">（</span><span lang="EN-US" style="color: black"><font face="Times New Roman">2</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">）教师引导学生对统计图进行分析。从统计图中我们可以得出什么结论。（教师在这里给予学生一定的思考空间，想一想进一步分析条形统计图与折线统计图的不同的观察角度。）</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span lang="EN-US"><font face="Times New Roman">4</font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">、通过比较，形成共识。</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">通过比较大家都认为选用<span style="color: black">复式折线统计图更能反应这两个城市月平均降水量。</span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">三、联系实际</span></b><b><span style="font-size: 12pt"><font face="Times New Roman"> </font></span></b><b><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">激发兴趣</span></b><b><span lang="EN-US" style="font-size: 12pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 10.5pt; line-height: 23pt; mso-char-indent-count: 1.0; mso-line-height-rule: exactly"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">师：想想，生活中还从那儿见过这种复式折线统计图？</span><span lang="EN-US"><font face="Times New Roman"> </font></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">课前出示生活中的实物复式折线统计图。</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">生：报纸上、股市上、父母单位、电视里</span><span lang="EN-US"><font face="Times New Roman">&hellip;</font></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">四、巩固练习，复习小结：</span></b><b><span lang="EN-US" style="font-size: 12pt"><font face="Times New Roman"> <o:p></o:p></font></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span lang="EN-US"><font face="Times New Roman">1</font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">、完成课本第</span><span lang="EN-US"><font face="Times New Roman">62</font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">页的&ldquo;试一试&rdquo;。</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span lang="EN-US"><font face="Times New Roman">2</font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">、小结：</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">师：这节课我们研究的是复式折线统计图，它帮助我们便于看出事物发展的变化趋势。而且单式和复式两种折线统计图的制作方法和步骤是一样的，只是复式折线统计图要用两条或两条以上的折线表示。</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td valign="top" width="37" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 27.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 23pt; text-align: center; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="175" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 130.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 5.15pt; line-height: 23pt; mso-char-indent-count: .49; mso-line-height-rule: exactly"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">联系生活，激发学生参与统计活动的兴趣<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">通过自主交流与探索，比较，逐步明确复式折线统计图的特点，发现最佳的统计方法<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">数学来源于生活，让学生注意观察身边的数学知识<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>       <tr style="height: 3.6pt; mso-yfti-irow: 3; mso-yfti-lastrow: yes; page-break-inside: avoid">           <td valign="top" width="583" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 437.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 5.95pt"><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 12pt; color: red; font-family: 宋体; mso-ascii-font-family: ">教学后记：</span></b><span times="" new="" style="font-size: 12pt; color: red; font-family: 宋体; mso-hansi-font-family: ">我在教学本节课时，注重了以下几方面：<span lang="EN-US"><br />           </span></span><span lang="EN-US" style="font-size: 12pt; color: red; mso-font-kerning: 0pt"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</font></span><span times="" new="" style="font-size: 12pt; color: red; font-family: 宋体; mso-hansi-font-family: ">（一）从生活中引出折线统计图<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 5.95pt; text-align: left; mso-pagination: widow-orphan"><span times="" new="" style="font-size: 12pt; color: red; font-family: 宋体; mso-hansi-font-family: ">参加跳绳比赛是学生很熟悉的生活场景，每个学生几乎都经历过，因此，用这个作为载体，并且是<span lang="EN-US">5</span>个数据，学生无论是在数据呈现，还是制成单式的折线统计图和复式的折线统计图后，都是比较容易看出来的，所以学生很感兴趣，这样就更容易发现折线统计图的优点。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 5.95pt; text-align: left; mso-pagination: widow-orphan"><span times="" new="" style="font-size: 12pt; color: red; font-family: 宋体; mso-hansi-font-family: ">二、注意细节的处理：<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 5.95pt; text-align: left; mso-pagination: widow-orphan"><span times="" new="" style="font-size: 12pt; color: red; font-family: 宋体; mso-hansi-font-family: ">在学生意识到要把两张单式的直线统计图合并起来以后，我在课件上先出现了两条黑色的线，让学生来考虑有什么办法来区分这两条线，学生说出可以用颜色来区分，也可以用虚线和实线来区分，在说线的时候，学生自然而然地意识到要注意图例的说明。这样，在无意之中，就让学生对复式折线统计图的基本格式有了更精确的了解。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt 5.95pt; text-align: left; mso-pagination: widow-orphan"><span times="" new="" style="font-size: 12pt; color: red; font-family: 宋体; mso-hansi-font-family: ">三、让学到的知识回归生活<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 24pt; text-align: left; mso-char-indent-count: 2.0; mso-pagination: widow-orphan"><span times="" new="" style="font-size: 12pt; color: red; font-family: 宋体; mso-hansi-font-family: ">在这节课的练习设计中，我设计了王芳偏胖的体重，从单式到加上标准体重，让学生进一步体会复式折线统计图的优越性。接着又设计了让学生观察小学生身高情况的复式折线统计图，以及向经理推销<span lang="EN-US">A </span>、<span lang="EN-US">B</span>两种品牌的彩电的销售情况的折线统计图，让学生充分感觉到这种复式折线统计图在我们的生活中到处都有，最后我设计一个奥运金牌条形统计图，目的是让学生感受到条形统计图不能整体观察金牌的增减趋势，再次展现出折线统计图的魅力。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-indent: 24pt; text-align: left; mso-char-indent-count: 2.0; mso-pagination: widow-orphan"><span times="" new="" style="font-size: 12pt; color: red; font-family: 宋体; mso-bidi-font-size: 14.0pt; mso-ascii-font-family: ">通过这节课的教学，我觉得教师在备课之前，应该先读懂教材，思考你要教会学生些什么？用怎样的方法让学生容易接受你所教学的内容。然后确定你要完成的教学目标，教学的重点，难点。再多从学生的角度去思考问题，然后再来精心地设计你的教学过程，这样我们的数学课一定会更加精彩！</span><span lang="EN-US" style="font-size: 12pt; color: red; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>   </tbody>
</table>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 18pt; mso-bidi-font-size: 12.0pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span times="" new="" style="font-size: 18pt; font-family: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: ">复式折线统计图练习课</span></b><b><span lang="EN-US" style="font-size: 18pt; mso-bidi-font-size: 12.0pt"><o:p></o:p></span></b></p>
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<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="583" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 437.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="371" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 278.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【练习内容】</span></b><b style="mso-bidi-font-weight: normal"><span lang="EN-US" arial="" unicode="" style="font-size: 12pt; color: black; font-family: "><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">北师大版六年级上册</span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">第</span><span lang="EN-US" style="color: black"><font face="Times New Roman">62</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">页。自主学习天地</span><span lang="EN-US" style="color: black"><font face="Times New Roman">P55</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">的练习题。</span><span lang="EN-US" style="font-size: 12pt; color: black; line-height: 150%; font-family: 宋体; mso-bidi-font-family: 宋体"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><b><span style="font-family: 宋体">【练习目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="GB231215" style="margin: 0cm 0cm 0pt; line-height: normal"><strong><font size="5"><font face="楷体_GB2312"><span lang="EN-US" style="color: black">1</span><span style="color: black">、</span></font></font></strong><span style="font-weight: normal; font-size: 10.5pt; font-family: 宋体">通过练习，进一步认识复式折线统计图。了解折线统计图的特点。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><span lang="EN-US" times="" new="" style="mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">3、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3">&nbsp; </font></span></font></span></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从统计图中获取尽可能多的信息，体会数据的作用。</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 150%; tab-stops: list 18.0pt"><span lang="EN-US" style="line-height: 150%; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="line-height: 150%; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、进一步学习制作复试折线统计图，培养学生动手操作能力，分析能力和合作能力。</span><span lang="EN-US" style="font-size: 12pt; color: black; line-height: 150%; font-family: 宋体"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 15.75pt; text-indent: -15.75pt; mso-char-indent-count: -1.5"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="37" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 27.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="175" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 130.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 15.8pt; text-indent: -15.8pt; mso-char-indent-count: -1.5"><b><span style="font-family: 宋体">【练习重点】</span></b><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">进一步练习复式折线图的意义与统计图。</span><b><span lang="EN-US" style="font-family: 宋体"><o:p></o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 5.25pt; mso-char-indent-count: .5"><b><span style="font-family: 宋体">【练习难点】</span></b><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">如何根据所提供数据的实际情况（有时并非每月、每年都有数据）来确定水平射线上每天竖线之间的间隔。</span><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></b></p>           </td>       </tr>       <tr style="height: 22.95pt; mso-yfti-irow: 1">           <td width="371" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 278.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体">教学设计</span></b></p>           </td>           <td valign="top" width="37" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 27.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="175" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 130.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 3.6pt; mso-yfti-irow: 2; mso-yfti-lastrow: yes">           <td valign="top" width="371" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 278.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">一．课本练习</span></b><font face="Times New Roman"><b style="mso-bidi-font-weight: normal"><span style="font-size: 12pt"> </span></b><b style="mso-bidi-font-weight: normal"><span lang="EN-US" unicode="" arial="" style="font-size: 12pt; font-family: "><o:p></o:p></span></b></font></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 42pt; text-indent: -18pt; line-height: 23pt; mso-list: l3 level1 lfo2; tab-stops: list 42.0pt; mso-line-height-rule: exactly"><span lang="EN-US" arial="" unicode="" style="font-family: "><font face="Times New Roman">4、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3"> </font></span></font></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">谈话导入</span><span lang="EN-US" unicode="" arial="" style="font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24pt; line-height: 23pt; mso-line-height-rule: exactly"><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">师：</span><span lang="EN-US" unicode="" arial="" style="font-family: "><font face="Times New Roman">P62</font></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">中两个城市平均气温统计表，根据表里的数据，你了解了什么？。</span><span lang="EN-US" unicode="" arial="" style="font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">生：</span><span lang="EN-US" unicode="" arial="" style="font-family: "><font face="Times New Roman"> <o:p></o:p></font></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">师：同学们很注意观察事物。</span><span unicode="" arial="" style="font-family: "><font face="Times New Roman"> </font></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">这说明要从表里了解和收集数学信息。</span><span lang="EN-US" unicode="" arial="" style="font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 42pt; text-indent: -18pt; line-height: 23pt; mso-list: l3 level1 lfo2; tab-stops: list 42.0pt; mso-line-height-rule: exactly"><span lang="EN-US" arial="" unicode="" style="font-family: "><font face="Times New Roman">5、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3"> </font></span></font></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">回顾旧知</span><span lang="EN-US" unicode="" arial="" style="font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span lang="EN-US" unicode="" arial="" style="font-family: "><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span><span arial="" unicode="" style="font-family: 宋体; mso-ascii-font-family: ">复式折线统计图有什么特点？你能说一说一吗？</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 42pt; text-indent: -18pt; line-height: 23pt; mso-list: l3 level1 lfo2; tab-stops: list 42.0pt; mso-line-height-rule: exactly"><span lang="EN-US" times="" new="" style="color: black; mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">6、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3">&nbsp; </font></span></font></span></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">小结学习</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 24.05pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-para-margin-left: 2.29gd"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">同学们，现在到小组里将自己的想法说一说，形成共识。重要的一点是，为什么要选择这种统计方式。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly"><span lang="EN-US" style="color: black"><font face="Times New Roman">4</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">、集体订正</span><span lang="EN-US" unicode="" arial="" style="font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">二．<span style="color: black">自主学习天地</span></span></b><b style="mso-bidi-font-weight: normal"><span lang="EN-US" unicode="" arial="" style="font-size: 12pt; font-family: "><o:p></o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 28.5pt; text-indent: -18pt; line-height: 23pt; mso-list: l6 level1 lfo3; tab-stops: list 28.5pt; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><font face="Times New Roman"><span lang="EN-US" times="" new="" style="color: black; mso-fareast-font-family: "><span style="mso-list: Ignore">1、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3">&nbsp; </font></span></span></span><span lang="EN-US" style="color: black">P55</span></font><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">第</span><span lang="EN-US" style="color: black"><font face="Times New Roman">1</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">、</span><span lang="EN-US" style="color: black"><font face="Times New Roman">2</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">题</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 10.5pt; line-height: 23pt; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">下面的统计图是一个什么统计图？你从图中了解到了什么数学信息？</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 10.5pt; line-height: 23pt; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">学生回答，集体订正完成。</span><span lang="EN-US" style="color: black"><font face="Times New Roman"> <o:p></o:p></font></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 10.5pt; text-indent: 10.5pt; line-height: 23pt; mso-char-indent-count: 1.0; mso-line-height-rule: exactly; mso-para-margin-left: 1.0gd; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span lang="EN-US" style="color: black"><font face="Times New Roman">2</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">、智慧树第</span><span lang="EN-US" style="color: black"><font face="Times New Roman">1</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">题。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">实线表示的是什么？虚线呢？</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 10.5pt; line-height: 23pt; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span lang="EN-US" style="color: black"><font face="Times New Roman">3</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">、实践大本营</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 67.5pt; text-indent: -36pt; line-height: 23pt; mso-list: l6 level2 lfo3; tab-stops: list 67.5pt; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span lang="EN-US" style="color: black; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">（1）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></font></span></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">自主完成，思考一下，有什么需要一集体解决的。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 67.5pt; text-indent: -36pt; line-height: 23pt; mso-list: l6 level2 lfo3; tab-stops: list 67.5pt; mso-line-height-rule: exactly; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"><span lang="EN-US" style="color: black; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">（2）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></font></span></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">集体订正。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><b><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">三、拓展</span><span lang="EN-US"><o:p></o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">生活中有什么需要用到复式折线统计图的？</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">自由叙述。</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">四、小结：</span></b><b><span lang="EN-US" style="font-size: 12pt"><font face="Times New Roman"> <o:p></o:p></font></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span lang="EN-US"><font face="Times New Roman">1</font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">、完成自主学习天地</span><span lang="EN-US"><font face="Times New Roman">P55-56</font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">。</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span lang="EN-US"><font face="Times New Roman">2</font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">、小结：</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">与同学们一起说一说，你今天的收获和你的疑惑。</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></p>           </td>           <td valign="top" width="37" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 27.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 23pt; text-align: center; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="175" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 130.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 5.15pt; line-height: 23pt; mso-char-indent-count: .49; mso-line-height-rule: exactly"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">重点让学生就解题中的问题进行探讨！<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">数学来源于生活，让学生注意观察身边的数学知识<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">通过自主交流与探索，比较，进一步明确复式折线统计图的特点，并会作小结总结自己的收获与还需要进一步加强的方面。<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>   </tbody>
</table>
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<p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; word-break: break-all; text-indent: 28pt; line-height: 150%; text-align: left; mso-char-indent-count: 2.0; mso-pagination: widow-orphan"><span style="font-size: 14pt; color: red; line-height: 150%; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">教学反思：一节课的时间过去了，可是有太多的地方需要反思了，新教材与老教材不同，它需要老师去挖掘教材，创造性的使用教材，学会用教材教，不是简单地教教材，这对老师也提出了更高的要求，要做研究型的教师。想到这些，我又想到了苏晗老师的一句话，只要你坚持做了，你或多或少的都会有所收获，坚持是一种品格，我要拥有这种品格。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-size: 18pt; mso-bidi-font-size: 12.0pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></b></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span times="" new="" style="font-size: 18pt; font-family: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: ">练习四（一）</span></b><b><span lang="EN-US" style="font-size: 18pt; mso-bidi-font-size: 12.0pt"><o:p></o:p></span></b></p>
<p>
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="583" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 437.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="371" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 278.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】</span></b><b style="mso-bidi-font-weight: normal"><span lang="EN-US" arial="" unicode="" style="font-size: 12pt; color: black; font-family: "><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">北师大版六年级上册</span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">第</span><span lang="EN-US" style="color: black"><font face="Times New Roman">63</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">页及自主学习天地练习题</span><span lang="EN-US" style="font-size: 12pt; color: black; line-height: 150%; font-family: 宋体; mso-bidi-font-family: 宋体"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="GB231215" style="margin: 0cm 0cm 0pt; line-height: normal"><strong><font size="5"><font face="楷体_GB2312"><span lang="EN-US" style="color: black">1</span><span style="color: black">．</span></font></font></strong><span style="font-weight: normal; font-size: 10.5pt; font-family: 宋体">通过练习，进一步巩固复式条形统计图与复式折线统计图的知识。<span lang="EN-US"><o:p></o:p></span></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><span lang="EN-US" times="" new="" style="mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">4、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3">&nbsp; </font></span></font></span></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从统计图中获取尽可能多的信息，体会数据的作用。</span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 150%; tab-stops: list 18.0pt"><span lang="EN-US" style="line-height: 150%; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">3</span><span style="line-height: 150%; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">、进一步学习制作复试折线统计图，培养学生动手操作能力，分析能力和合作能力。</span><span lang="EN-US" style="font-size: 12pt; color: black; line-height: 150%; font-family: 宋体"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 15.75pt; text-indent: -15.75pt; mso-char-indent-count: -1.5"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="37" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 27.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="175" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 130.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 15.8pt; text-indent: -15.8pt; mso-char-indent-count: -1.5"><b><span style="font-family: 宋体">【教学重点】</span></b><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从统计表里收集信息，并能用这些信息分析问题。</span><b><span lang="EN-US" style="font-family: 宋体"><o:p></o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 5.25pt; mso-char-indent-count: .5"><b><span style="font-family: 宋体">【教学难点】</span></b><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">如何根据信息绘制统计图</span><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></b></p>           </td>       </tr>       <tr style="height: 22.95pt; mso-yfti-irow: 1">           <td width="371" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 278.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体">教学设计</span></b></p>           </td>           <td valign="top" width="37" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 27.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="175" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 130.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 3.6pt; mso-yfti-irow: 2">           <td valign="top" width="371" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 278.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 29.25pt; text-indent: -29.25pt; line-height: 23pt; mso-list: l9 level1 lfo4; tab-stops: list 29.25pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-size: 12pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">一．<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3">&nbsp;&nbsp; </font></span></font></span></span></b><b><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">基础练习，全班交流</span><span lang="EN-US" style="color: black"><o:p></o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 23pt; mso-list: l9 level2 lfo4; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><font face="Times New Roman"><span lang="EN-US" times="" new="" style="color: black; mso-fareast-font-family: "><span style="mso-list: Ignore">1、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3">&nbsp; </font></span></span></span><span lang="EN-US" style="color: black">P63</span></font><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">第</span><span lang="EN-US" style="color: black"><font face="Times New Roman">1</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">题</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 21pt; line-height: 23pt; mso-line-height-rule: exactly"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">鼓励学生看懂复式条形统计图，并从中获取尽可能多的信息。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 39pt; text-indent: -18pt; line-height: 23pt; mso-list: l9 level2 lfo4; tab-stops: list 39.0pt; mso-line-height-rule: exactly"><font face="Times New Roman"><span lang="EN-US" times="" new="" style="color: black; mso-fareast-font-family: "><span style="mso-list: Ignore">2、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3">&nbsp; </font></span></span></span><span lang="EN-US" style="color: black">P63</span></font><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">第</span><span lang="EN-US" style="color: black"><font face="Times New Roman">2</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">题</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 21pt; line-height: 23pt; mso-line-height-rule: exactly"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">这是一个比较有趣的问题，看看我们国家每天创造多少财富，又消耗多少财富。首先，让学生根据统计表中的数据完成统计图，根据数据的特点，应选择画复式折线统计图。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 21pt; line-height: 23pt; mso-line-height-rule: exactly"><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">鼓励学生从统计图中苑尽可能多的信息。比如每天创造的国内生产总值等。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 29.25pt; text-indent: -29.25pt; line-height: 23pt; mso-list: l9 level1 lfo4; tab-stops: list 29.25pt; mso-line-height-rule: exactly"><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 12pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">二．<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp; </span></font></span></span></b><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">自主学习天地</span></b><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 12pt; color: black"><o:p></o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp; </span>1</font></span><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">、练功房。</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp; </font></span></span><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">基础练习，了解统计图的种类。分辨什么数据用什么统计图描述更清楚更直观。</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp; </span>2</font></span><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">、智慧树</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 54pt; text-indent: -36pt; line-height: 23pt; mso-list: l11 level1 lfo5; tab-stops: list 54.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">（1）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp; </span></font></span></span><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">这是什么统计图？</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 54pt; text-indent: -36pt; line-height: 23pt; mso-list: l11 level1 lfo5; tab-stops: list 54.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">（2）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp; </span></font></span></span><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">分析图中的数据，回答问题。</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 54pt; text-indent: -36pt; line-height: 23pt; mso-list: l11 level1 lfo5; tab-stops: list 54.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">（3）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp; </span></font></span></span><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">第</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><font face="Times New Roman">3</font></span><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">题，你能知道哪些信息？</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 23pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt; mso-line-height-rule: exactly"><span lang="EN-US" times="" new="" style="font-size: 12pt; color: black; mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">5、</font></span></span><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">实践大本营</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 18pt; line-height: 23pt; mso-line-height-rule: exactly"><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">提高练习。</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 18pt; line-height: 23pt; mso-line-height-rule: exactly"><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">让学生选择一题来绘制统计图：</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 54pt; text-indent: -36pt; line-height: 23pt; mso-list: l1 level1 lfo6; tab-stops: list 54.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">（1）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp; </span></font></span></span><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">绘制统计图需要哪些数据？</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 54pt; text-indent: -36pt; line-height: 23pt; mso-list: l1 level1 lfo6; tab-stops: list 54.0pt; mso-line-height-rule: exactly"><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">（2）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp; </span></font></span></span><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">绘制统计图你需要注意什么？</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 18pt; line-height: 23pt; mso-line-height-rule: exactly"><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">学生独立完成后，集体订正。</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">三、小结：</span></b><b><span lang="EN-US" style="font-size: 12pt"><font face="Times New Roman"> <o:p></o:p></font></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">通过这次练习，你有什么收获？<span lang="EN-US"><o:p></o:p></span></span></p>           </td>           <td valign="top" width="37" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 27.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 23pt; text-align: center; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="175" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 130.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">通过练习，进一步巩固结复式统计图的理解与掌握<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">通过自主交流与探索， 让学生自主选择。<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>       </tr>       <tr style="height: 3.6pt; mso-yfti-irow: 3; mso-yfti-lastrow: yes; page-break-inside: avoid">           <td valign="top" width="583" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 437.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><span id="1261549117151S" style="display: none">&nbsp;</span><span style="font-size: larger"><span style="color: #ff0000"><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">教学后记：<span id="1261549107538S" style="display: none">&nbsp;</span>通过学习和</span></b><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: "><span style="font-weight: normal; font-family: 宋体">练习，进一步巩固复式条形统计图与复式折线统计图的知识。</span></span></b></span><span id="1261549119312S" style="display: none">&nbsp;</span><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: "><span style="color: #ff0000"><span lang="EN-US" times="" new="" style="mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman"><span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;</span></font></span></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从统计图中获取尽可能多的信息，体会数据的作用。</span></span><span style="color: #ff0000"><span style="line-height: 150%; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">制作复试折线统计图，培养学生动手操作能力，分析能力和合作能力。</span></span></span></b></span><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: "><span id="1261549107589E" style="display: none">&nbsp;</span><span id="1261549116963E" style="display: none">&nbsp;</span><span id="1261549119638E" style="display: none">&nbsp;</span><span lang="EN-US" style="font-size: 12pt; color: black; line-height: 150%; font-family: 宋体"><o:p></o:p></span></span></b><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></b></p>           </td>       </tr>   </tbody>
</table>
</p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 18pt; mso-bidi-font-size: 12.0pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span times="" new="" style="font-size: 18pt; font-family: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: ">练习四（二）</span></b><b><span lang="EN-US" style="font-size: 18pt; mso-bidi-font-size: 12.0pt"><o:p></o:p></span></b></p>
<p>
<table class="MsoNormalTable" cellspacing="0" cellpadding="0" width="583" border="1" style="border-right: medium none; border-top: medium none; border-left: medium none; width: 437.4pt; border-bottom: medium none; border-collapse: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">   <tbody>       <tr style="mso-yfti-irow: 0; mso-yfti-firstrow: yes">           <td valign="top" width="371" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 278.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; background-color: transparent; mso-border-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体">【教学内容】</span></b><b style="mso-bidi-font-weight: normal"><span lang="EN-US" arial="" unicode="" style="font-size: 12pt; color: black; font-family: "><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">北师大版六年级上册</span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">第</span><span lang="EN-US" style="color: black"><font face="Times New Roman">64</font></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">页的实践活动。</span><span lang="EN-US" style="font-size: 12pt; color: black; line-height: 150%; font-family: 宋体; mso-bidi-font-family: 宋体"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" align="left" style="margin: 0cm 0cm 0pt; text-align: left"><b><span style="font-family: 宋体">【教学目标】<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 150%; mso-list: l8 level1 lfo8; tab-stops: list 18.0pt"><span lang="EN-US" times="" new="" style="color: black; mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">1、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal"><font size="3">&nbsp; </font></span></font></span></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">通过实践活动，让学生进一步学习数据的收集与整理。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 18pt; text-indent: -18pt; line-height: 150%; mso-list: l8 level1 lfo8; tab-stops: list 18.0pt"><span lang="EN-US" style="font-size: 12pt; color: black; line-height: 150%; font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">2、</span></span><span times="" new="" style="color: black; font-family: 宋体; mso-ascii-font-family: ">通过实践，学生更进一步的整理数据信息，通过数据发现问题，从而决定用什么什么统计图来描述这些数据。</span><span lang="EN-US" style="font-size: 12pt; color: black; line-height: 150%; font-family: 宋体"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 15.75pt; text-indent: -15.75pt; mso-char-indent-count: -1.5"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>           </td>           <td valign="top" width="37" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 27.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="175" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 130.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 15.8pt; text-indent: -15.8pt; mso-char-indent-count: -1.5"><b><span style="font-family: 宋体">【教学重点】</span></b><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从统计表里收集信息，并能用这些信息分析问题。</span><b><span lang="EN-US" style="font-family: 宋体"><o:p></o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 5.25pt; mso-char-indent-count: .5"><b><span style="font-family: 宋体">【教学难点】</span></b><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">如何根据信息绘制统计图</span><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></b></p>           </td>       </tr>       <tr style="height: 22.95pt; mso-yfti-irow: 1">           <td width="371" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 278.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-family: 宋体">教学设计</span></b></p>           </td>           <td valign="top" width="37" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 27.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td valign="top" width="175" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 130.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 22.95pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">教 学 过 程 说 明<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 3.6pt; mso-yfti-irow: 2">           <td valign="top" width="371" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 278.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 29.25pt; text-indent: -29.25pt; line-height: 23pt; mso-list: l9 level1 lfo4; tab-stops: list 29.25pt; mso-line-height-rule: exactly"><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 12pt; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">三．<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp; </span></font></span></span></b><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">实践活动</span></b><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 12pt; color: black"><o:p></o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 29.25pt; line-height: 23pt; mso-line-height-rule: exactly"><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">统计学生的身高，为学习统计提供了很好的数</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">据资源。在测量身高的活动可以贯穿整个小学学习阶段，根据不同学段的学生特点，要示有所不同。</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 24pt; line-height: 23pt; mso-line-height-rule: exactly"><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">本次测量身高，旨在学生把每年测量身高的数据保留下来，养成保存资料的习惯。这个实践活动的目的是使学生经历收集数据、整理数据、分析数据的过程，运用学习的复式统计图来描述数据，从统计图中获取尽可能多的信息。</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly"><span lang="EN-US" times="" new="" style="font-size: 12pt; color: black; mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">1、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></font></span></span><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">课前布置学生测量自己的身高。上课时首先指导学生将全班同学的身高进行汇总，完成统计表。教材提供了一个身高段的划分，老师可以根据自己学生的实际选择合适的身高段。</span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly"><span lang="EN-US" arial="" unicode="" style="font-size: 12pt; font-family: "><font face="Times New Roman">2、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></font></span><span times="" new="" style="font-size: 12pt; color: black; font-family: 宋体; mso-ascii-font-family: ">根据统计表中的数据以及统计图的特点，选择用复式条形统计图来描述数据。（你选择什么统计图来表示？）</span><span lang="EN-US" unicode="" arial="" style="font-size: 12pt; font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly"><span lang="EN-US" arial="" unicode="" style="font-size: 12pt; font-family: "><font face="Times New Roman">3、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></font></span><span arial="" unicode="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">教师鼓励学生结合汇总后的数据和统计图发现信息，比较男女生身高分布的不同。让学生主动去探讨。让学生进行比较，从数据中比较信息。</span><span lang="EN-US" unicode="" arial="" style="font-size: 12pt; font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly"><span lang="EN-US" arial="" unicode="" style="font-size: 12pt; font-family: "><font face="Times New Roman">4、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></font></span><span arial="" unicode="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">让学生看书中提供的图片，以直观的形式表示各身高段学生的人数。喜欢学生将自己班级与这个班的身向的颁进行比较，还可以分析从总体上看哪个班的身高一些。如果学生感兴趣的话，老师也可以把自己班同学的身高拍成照片。</span><span lang="EN-US" unicode="" arial="" style="font-size: 12pt; font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly"><span lang="EN-US" arial="" unicode="" style="font-size: 12pt; font-family: "><font face="Times New Roman">5、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></font></span><span arial="" unicode="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">使学生体会到数据统计的作用，学生的回答只要合理都给予肯定。</span><span lang="EN-US" unicode="" arial="" style="font-size: 12pt; font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">二、巩固练习，复习小结</span></b><b><span lang="EN-US" style="font-size: 12pt"><font face="Times New Roman"> <o:p></o:p></font></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; line-height: 23pt; tab-stops: 32.75pt; mso-line-height-rule: exactly"><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">这节课你有什么收获？请与同学们一起交流一下你的收获吧。<span lang="EN-US"><o:p></o:p></span></span></p>           </td>           <td valign="top" width="37" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 27.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; line-height: 23pt; text-align: center; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           </td>           <td width="175" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 130.95pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">数学来源于生活，让学生注意观察身边的数学知识，就身高的问题中，进一步整理和学习统计的数据的收集与整理。<span lang="EN-US"><o:p></o:p></span></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p>&nbsp;</o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><b><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt">通过自主交流与探索，比较，逐步明确复式折线统计图的特点，发现最佳的统计方法<span lang="EN-US"><o:p></o:p></span></span></b></p>           </td>       </tr>       <tr style="height: 3.6pt; mso-yfti-irow: 3; mso-yfti-lastrow: yes; page-break-inside: avoid">           <td valign="top" width="583" colspan="3" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 437.4pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 3.6pt; background-color: transparent; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: 23pt; mso-line-height-rule: exactly"><span id="1261549244553S" style="display: none">&nbsp;</span><span style="color: #ff0000"><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">教学后记：在测量身高的活动可以贯穿整个小学学习阶段，根据不同学段的<span id="1261549269783S" style="display: none">&nbsp;</span></span></b></span><span style="color: #ff0000"><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">学生特点，要示有所不同。</span><span id="1261549253622S" style="display: none">&nbsp;</span></b></span><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: "><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></span></b><b><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></b></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 24pt; line-height: 23pt; mso-line-height-rule: exactly"><span style="color: #ff0000"><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">本次测量身高，旨在学生把每年测量身高的数据保留下来，养成保存资料的习惯。这个实践活动的目的是使学生经历收集数据、整理数据、分析数据的过程，运用学习的复式统计图来描述数据，从统计图中获取尽可能多的信息。</span></span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly"><span style="color: #ff0000"><span lang="EN-US" times="" new="" style="font-size: 12pt; mso-fareast-font-family: "><span style="mso-list: Ignore"><font face="Times New Roman">1、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></font></span></span><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">课前布置学生测量自己的身高。上课时首先指导学生将全班同学的身高进行汇总，完成统计表。教材提供了一个身高段的划分，老师可以根据自己学生的实际选择合适的身高段。</span></span><span lang="EN-US" style="font-size: 12pt; color: black; mso-bidi-font-weight: bold"><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly"><span style="color: #ff0000"><span lang="EN-US" arial="" unicode="" style="font-size: 12pt; font-family: "><font face="Times New Roman">2、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></font></span></span><span style="color: #ff0000"><span lang="EN-US" arial="" unicode="" style="font-size: 12pt; font-family: "><font face="Times New Roman"><span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp; </span></font></span><span times="" new="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">根据统计表中的数据以及统计图的特点，选择用复式条形统计图来描述数据。（你选择什么统计图来表示？）</span></span></p>           <span style="color: #ff0000">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly"><span lang="EN-US" unicode="" arial="" style="font-size: 12pt; font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly"><span lang="EN-US" arial="" unicode="" style="font-size: 12pt; font-family: "><font face="Times New Roman">3、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></font></span><span arial="" unicode="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">教师鼓励学生结合汇总后的数据和统计图发现信息，比较男女生身高分布的不同。让学生主动去探讨。让学生进行比较，从数据中比较信息。</span></p>           </span>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly">&nbsp;</p>           <span style="color: #ff0000">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly"><span lang="EN-US" unicode="" arial="" style="font-size: 12pt; font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly"><span lang="EN-US" arial="" unicode="" style="font-size: 12pt; font-family: "><font face="Times New Roman">4、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></font></span><span arial="" unicode="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">让学生看书中提供的图片，以直观的形式表示各身高段学生的人数。喜欢学生将自己班级与这个班的身向的颁进行比较，还可以分析从总体上看哪个班的身高一些。如果学生感兴趣的话，老师也可以把自己班同学的身高拍成照片。</span></p>           </span>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly">&nbsp;</p>           <span style="color: #ff0000">           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly"><span lang="EN-US" unicode="" arial="" style="font-size: 12pt; font-family: "><o:p></o:p></span></p>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly"><span lang="EN-US" arial="" unicode="" style="font-size: 12pt; font-family: "><font face="Times New Roman">5、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></font></span><span arial="" unicode="" style="font-size: 12pt; font-family: 宋体; mso-ascii-font-family: ">使学生体会到数据统计的作用，学生的回答只要合理都给予肯定。</span><span id="1261549245011E" style="display: none">&nbsp;</span><span id="1261549253428E" style="display: none">&nbsp;</span></p>           </span>           <p class="MsoNormal" style="margin: 0cm 0cm 0pt 64.5pt; text-indent: -40.5pt; line-height: 23pt; mso-list: l10 level1 lfo7; tab-stops: list 64.5pt; mso-line-height-rule: exactly"><span style="color: #ff0000"><span id="1261549270097E" style="display: none">&nbsp;</span></span><span lang="EN-US" unicode="" arial="" style="font-size: 12pt; font-family: "><o:p></o:p></span></p>           </td>       </tr>   </tbody>
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</p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 18pt; mso-bidi-font-size: 12.0pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 128pt; mso-char-indent-count: 8.0"><span style="font-size: 16pt; font-family: 宋体">观察物体：&ldquo;搭一搭&rdquo;<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 154pt; mso-char-indent-count: 11.0"><span lang="EN-US" style="font-size: 14pt; font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span lang="EN-US" style="font-size: 14pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">【</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">教学内容</span><span style="font-family: 宋体">】</span><span lang="EN-US"><font face="Times New Roman">:</font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">北师大版小学六年级数学上册</span><span lang="EN-US"><font face="Times New Roman">77</font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">页</span><span lang="EN-US"><font face="Times New Roman"> &ldquo;</font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">搭一搭</span><span lang="EN-US"><font face="Times New Roman">&rdquo;</font></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">【</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">教学目标</span><span style="font-family: 宋体">】</span><span lang="EN-US"><font face="Times New Roman">(1)</font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">能正确辨认从不同方向</span><span lang="EN-US"><font face="Times New Roman">(</font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">正面</span><span style="font-family: 宋体">、</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">側面</span><span style="font-family: 宋体">、上面<span lang="EN-US">)</span>观察到的立体图形<span lang="EN-US">(5</span>个小正方体组合<span lang="EN-US">)</span>的形状<span lang="EN-US">,</span>并画出草图。（<span lang="EN-US">2</span>）能根据从</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">正面</span><span style="font-family: 宋体">、</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">側面</span><span style="font-family: 宋体">、上面观察到的平面图形还原立体图形，进一步体会从三个方面观察就可以确定立体图形的形状，能根据给定的两个方向观察到的平面图形的形状，确定搭成这个立体图形所需要的正方体的数量范围。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">【</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">教学重难点</span><span style="font-family: 宋体">】</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">如何引导学生进行空间</span><span style="font-family: 宋体">图形的平面和立体想象找出被遮挡住的小立方块。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">【教具准备】小立方体（学生用）， 大立方体（教师用）， 比赛记录纸（每小组一张）。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">教学前</span><span style="font-family: 宋体">准备：（学生每四人一组）。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">【</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">教学</span><span style="font-family: 宋体">设计】<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 94.5pt; mso-char-indent-count: 9.0"><v:line id="_x0000_s1060" to="270pt,483.6pt" from="270pt,0" style="z-index: 6; left: 0px; position: absolute; text-align: left"></v:line><v:line id="_x0000_s1059" to="441pt,81.9pt" from="441pt,81.9pt" style="z-index: 5; left: 0px; position: absolute; text-align: left"></v:line><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">教学过程</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">教学过程说明</span><span lang="EN-US"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><v:line id="_x0000_s1064" to="423pt,7.8pt" from="-9pt,7.8pt" style="z-index: 10; left: 0px; position: absolute; text-align: left; flip: y"></v:line><v:line id="_x0000_s1063" to="3.05pt,11.7pt" from="3.05pt,11.7pt" style="z-index: 9; left: 0px; position: absolute; text-align: left"></v:line><span lang="EN-US"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 48pt; text-indent: -21pt; mso-list: l4 level1 lfo9; tab-stops: list 48.0pt"><span lang="EN-US" style="mso-bidi-font-family: 宋体"><span style="mso-list: Ignore"><font face="Times New Roman">一、</font></span></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从不同方向</span><span lang="EN-US"><font face="Times New Roman">(</font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">正面</span><span style="font-family: 宋体">、</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">側面</span><span style="font-family: 宋体">、上面<span lang="EN-US">)</span>观察立体<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">图形<span lang="EN-US">(5</span>个小正方体组合<span lang="EN-US">)</span>的形状。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 27pt; text-indent: -18pt; mso-list: l7 level1 lfo10; tab-stops: list 27.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">1、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp; </span></span></span><span style="font-family: 宋体">创设&ldquo;比赛&rdquo;情景一<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></span>开展比赛，激发学生<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 36pt; text-indent: -36pt; mso-list: l2 level1 lfo11; tab-stops: list 36.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">（1）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span style="font-family: 宋体">观察由<span lang="EN-US">5</span>个小正方体搭成的立体图形的形状<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>学习兴趣。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">（规则，无遮挡）<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><v:group id="_x0000_s1026" coordsize="7200,412" coordorigin="2662,4325" editas="canvas" style="width: 414pt; height: 23.65pt; mso-position-horizontal-relative: char; mso-position-vertical-relative: line"><o:lock aspectratio="t" v:ext="edit"></o:lock><v:shapetype id="_x0000_t75" coordsize="21600,21600" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" o:spt="75"><v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="prod @3 21600 pixelWidth"></v:f><v:f eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path o:connecttype="rect" gradientshapeok="t" o:extrusionok="f"></v:path><o:lock aspectratio="t" v:ext="edit"></o:lock></v:shapetype><v:shape id="_x0000_s1027" o:preferrelative="f" type="#_x0000_t75" style="left: 2662px; width: 7200px; position: absolute; top: 4325px; height: 412px"><v:fill o:detectmouseclick="t"></v:fill><v:path o:connecttype="none" o:extrusionok="t"></v:path><o:lock v:ext="edit" text="t"></o:lock></v:shape><v:shapetype id="_x0000_t16" coordsize="21600,21600" path="m@0,l0@0,,21600@1,21600,21600@2,21600,xem0@0nfl@1@0,21600,em@1@0nfl@1,21600e" o:spt="16" adj="5400"><v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="val #0"></v:f><v:f eqn="sum width 0 #0"></v:f><v:f eqn="sum height 0 #0"></v:f><v:f eqn="mid height #0"></v:f><v:f eqn="prod @1 1 2"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="mid width #0"></v:f></v:formulas><v:path o:connecttype="custom" gradientshapeok="t" o:extrusionok="f" textboxrect="0,@0,@1,21600" o:connectangles="270,270,180,90,0,0" o:connectlocs="@6,0;@4,@0;0,@3;@4,21600;@1,@3;21600,@5" limo="10800,10800"></v:path><v:handles><v:h yrange="0,21600" switch="" position="topLeft,#0"></v:h></v:handles><o:complex v:ext="view"></o:complex></v:shapetype><v:shape id="_x0000_s1028" type="#_x0000_t16" style="left: 3445px; width: 469px; position: absolute; top: 4325px; height: 409px"></v:shape><v:shape id="_x0000_s1029" type="#_x0000_t16" style="left: 3758px; width: 469px; position: absolute; top: 4325px; height: 409px"></v:shape><v:shape id="_x0000_s1030" type="#_x0000_t16" style="left: 4071px; width: 469px; position: absolute; top: 4325px; height: 412px"></v:shape><v:shape id="_x0000_s1031" type="#_x0000_t16" style="left: 4384px; width: 469px; position: absolute; top: 4325px; height: 412px"></v:shape><v:shape id="_x0000_s1032" type="#_x0000_t16" style="left: 4697px; width: 469px; position: absolute; top: 4325px; height: 412px"></v:shape><w:wrap type="none"></w:wrap><w:anchorlock></w:anchorlock></v:group></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 36pt; text-indent: -36pt; mso-list: l2 level1 lfo11; tab-stops: list 36.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">（2）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">想一想，从正面看是什么</span><span style="font-family: 宋体">形状，</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从側面</span><span style="font-family: 宋体">、<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从比较简单的无</span><span style="font-family: 宋体">遮挡实<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 304.5pt; text-indent: -304.5pt; mso-char-indent-count: -29.0"><span style="font-family: 宋体">上面看呢？又是</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">什么</span><span style="font-family: 宋体">形状？<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>物入手，发现实物与观察到的图形之间的联系，发展学生空间观念。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 36pt; text-indent: -36pt; mso-list: l2 level1 lfo11; tab-stops: list 36.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">（3）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span style="font-family: 宋体">画一画<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span style="font-family: 宋体">（生单独画出</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从正面</span><span style="font-family: 宋体">、</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">側面</span><span style="font-family: 宋体">、上面观察到的<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">和想象的立体图形）<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>创设生与生交流环境<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 36pt; text-indent: -36pt; mso-list: l2 level1 lfo11; tab-stops: list 36.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">（4）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span style="font-family: 宋体">同组同学交流对比，讨论修改后完成比赛记<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>再到师与生交流环境<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp; </span><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">录纸项目一 。<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></span>最终实现交流互动。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 36pt; text-indent: -36pt; mso-list: l2 level1 lfo11; tab-stops: list 36.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">（5）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span style="font-family: 宋体">各组代表上台投影展示本组比赛作品。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 36pt; text-indent: -36pt; mso-list: l2 level1 lfo11; tab-stops: list 36.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">（6）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span style="font-family: 宋体">师：你们画出的从三个不同方向看到的图形<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>充分体现学生个性，<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span style="font-family: 宋体">与看到的立体图形符合吗？说说理由。<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>强调学生的主体地位。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">生：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 36pt; text-indent: -36pt; mso-list: l2 level1 lfo11; tab-stops: list 36.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">（7）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span style="font-family: 宋体">师：这个立体图形是个长方体，</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从正面看和</span><span lang="EN-US" style="font-family: 宋体"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">从上面看或</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从側面看都没有被</span><span style="font-family: 宋体">遮挡小立方体，所以<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">就比较直观，容易观察和想象其不同方向的形状。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 27pt; text-indent: -18pt; mso-list: l7 level1 lfo10; tab-stops: list 27.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">2、<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp; </span></span></span><span style="font-family: 宋体">创设&ldquo;比赛&rdquo;情景二<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 45pt; text-indent: -36pt; mso-list: l5 level1 lfo12; tab-stops: list 45.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">（1）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span style="font-family: 宋体">变换成以下的形状，</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从不同方向再观察，</span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9pt"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">想象它的</span><span style="font-family: 宋体">形状，并画出来。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9pt"><span lang="EN-US"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9pt"><span lang="EN-US"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span><span lang="EN-US"><v:group id="_x0000_s1033" coordsize="7200,1091" coordorigin="2662,10548" editas="canvas" style="width: 414pt; height: 62.6pt; mso-position-horizontal-relative: char; mso-position-vertical-relative: line"><o:lock aspectratio="t" v:ext="edit"></o:lock><v:shape id="_x0000_s1034" o:preferrelative="f" type="#_x0000_t75" style="left: 2662px; width: 7200px; position: absolute; top: 10548px; height: 1091px"><font face="Times New Roman"><v:fill o:detectmouseclick="t"></v:fill><v:path o:connecttype="none" o:extrusionok="t"></v:path><o:lock v:ext="edit" text="t"></o:lock></font></v:shape><v:shape id="_x0000_s1035" type="#_x0000_t16" style="left: 3289px; width: 468px; position: absolute; top: 10820px; height: 407px"></v:shape><v:shape id="_x0000_s1036" type="#_x0000_t16" style="left: 3132px; width: 464px; position: absolute; top: 11091px; height: 412px"></v:shape><v:shape id="_x0000_s1037" type="#_x0000_t16" style="left: 3288px; width: 467px; position: absolute; top: 10684px; height: 406px"></v:shape><v:shape id="_x0000_s1038" type="#_x0000_t16" style="left: 3601px; width: 468px; position: absolute; top: 10956px; height: 414px"></v:shape><v:shape id="_x0000_s1039" type="#_x0000_t16" style="left: 2975px; width: 460px; position: absolute; top: 11228px; height: 411px"></v:shape><w:wrap type="none"></w:wrap><w:anchorlock></w:anchorlock></v:group></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 45pt; text-indent: -36pt; mso-list: l5 level1 lfo12; tab-stops: list 45.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">（2）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><v:line id="_x0000_s1061" to="270pt,616.2pt" from="270pt,-62.4pt" style="z-index: 7; left: 0px; position: absolute; text-align: left; flip: x"></v:line><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">画一画</span><span lang="EN-US"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从比较简单的无</span><span style="font-family: 宋体">遮挡实</span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp; </font></span></span><span style="font-family: 宋体">（生单独画出</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从正面</span><span style="font-family: 宋体">、</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">側面</span><span style="font-family: 宋体">、上面观察到的<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>物观察进入到有遮挡的<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9pt"><span style="font-family: 宋体">和想象的立体图形）<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>实物观察，培养学生空<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 45pt; text-indent: -36pt; mso-list: l5 level1 lfo12; tab-stops: list 45.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">（3）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span style="font-family: 宋体">同组同学交流对比，讨论修改后完成比赛记<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>间想象能力。由浅及深<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9pt"><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span></span><span style="font-family: 宋体">录纸项目二<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></span>由直观到抽象，很符合<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 45pt; text-indent: -36pt; mso-list: l5 level1 lfo12; tab-stops: list 45.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">（4）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span style="font-family: 宋体">各组代表上台投影展示本组比赛作品。<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>学生的认知规律。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 45pt; text-indent: -36pt; mso-list: l5 level1 lfo12; tab-stops: list 45.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">（5）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span style="font-family: 宋体">师：从三个不同方向观察，为什么只看到<span lang="EN-US">3<o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-para-margin-left: .86gd"><span style="font-family: 宋体">个正方形或<span lang="EN-US">4</span>个正方形？你想过为什么吗？这<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>实现生生互动和师生交流<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-para-margin-left: .86gd"><span style="font-family: 宋体">个物体不是由<span lang="EN-US">5</span>个小正方体搭成的吗？应该看<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>互动。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-para-margin-left: .86gd"><span style="font-family: 宋体">到<span lang="EN-US">5</span>个才对呀，还有一个到哪去了呢？<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 31.5pt; mso-char-indent-count: 3.0"><span style="font-family: 宋体">生：（很容易地指出来）被遮挡住了。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 45pt; text-indent: -36pt; mso-list: l5 level1 lfo12; tab-stops: list 45.0pt"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-family: 宋体"><span style="mso-list: Ignore">（6）<span new="" times="" style="font-weight: normal; font-size: 7pt; line-height: normal; font-style: normal; font-variant: normal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span style="font-family: 宋体">师：虽然看不见，但它仍然是组成这个立<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>通过设疑，激发学生思维<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 45pt"><span style="font-family: 宋体">体图形的一部分。请分别指出</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从</span><span style="font-family: 宋体">从三个不<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>的火花。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 47.25pt; mso-char-indent-count: 4.5"><span style="font-family: 宋体">同方向（</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">正面</span><span style="font-family: 宋体">、</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">側面</span><span style="font-family: 宋体">、上面）看不见的是<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 47.25pt; mso-char-indent-count: 4.5"><span style="font-family: 宋体">哪一个？<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 47.25pt; mso-char-indent-count: 4.5"><span style="font-family: 宋体">（让生上台指出是哪一个）<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">二<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span>根据</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从正面</span><span style="font-family: 宋体">、</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">側面</span><span style="font-family: 宋体">、上面观察到的平面图形<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 31.5pt; mso-char-indent-count: 3.0"><span style="font-family: 宋体">还原立体图形<span lang="EN-US">(5</span>个小正方体组合<span lang="EN-US">)<o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">（<span lang="EN-US">1</span>）屏幕出示，课本上</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从正面</span><span style="font-family: 宋体">和上面观察到的平<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 26.25pt; mso-char-indent-count: 2.5"><span style="font-family: 宋体">面图形的形状 。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 26.25pt; mso-char-indent-count: 2.5"><span lang="EN-US" style="font-family: 宋体"><v:group id="_x0000_s1040" coordsize="7200,679" coordorigin="2662,7687" editas="canvas" style="width: 414pt; height: 39pt; mso-position-horizontal-relative: char; mso-position-vertical-relative: line"><o:lock aspectratio="t" v:ext="edit"></o:lock><v:shape id="_x0000_s1041" o:preferrelative="f" type="#_x0000_t75" style="left: 2662px; width: 7200px; position: absolute; top: 7687px; height: 679px"><v:fill o:detectmouseclick="t"></v:fill><v:path o:connecttype="none" o:extrusionok="t"></v:path><o:lock v:ext="edit" text="t"></o:lock></v:shape><v:rect id="_x0000_s1042" style="left: 3132px; width: 313px; position: absolute; top: 7822px; height: 272px"></v:rect><v:rect id="_x0000_s1043" style="left: 3758px; width: 311px; position: absolute; top: 7822px; height: 272px"></v:rect><v:rect id="_x0000_s1044" style="left: 3445px; width: 310px; position: absolute; top: 7822px; height: 272px"></v:rect><v:rect id="_x0000_s1045" style="left: 3132px; width: 311px; position: absolute; top: 8094px; height: 272px"></v:rect><v:rect id="_x0000_s1046" style="left: 5166px; width: 313px; position: absolute; top: 7822px; height: 272px"></v:rect><v:rect id="_x0000_s1047" style="left: 5166px; width: 313px; position: absolute; top: 8094px; height: 272px"></v:rect><v:rect id="_x0000_s1048" style="left: 5479px; width: 313px; position: absolute; top: 8094px; height: 272px"></v:rect><v:rect id="_x0000_s1049" style="left: 5792px; width: 313px; position: absolute; top: 8094px; height: 272px"></v:rect><w:wrap type="none"></w:wrap><w:anchorlock></w:anchorlock></v:group></span><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></span><span style="font-family: 宋体">（上面）<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>（正面）<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">（<span lang="EN-US">2</span>）师：这是一个用<span lang="EN-US">5</span>个小正方体搭出的立体图形<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>根据</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">教学重难点，积极引</span><span lang="EN-US" style="font-family: 宋体"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">从</span><span style="font-family: 宋体">上面和</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">正面</span><span style="font-family: 宋体">观察所画下的形状。同学们，你<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>导学生的思维活动，再通<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 26.25pt; mso-char-indent-count: 2.5"><span style="font-family: 宋体">能不能用小正方体搭出这个立体图形？<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>过摆一摆，发展学生的空<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">（<span lang="EN-US">3</span>）学生小组合作操作<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>间观念，<span lang="EN-US"> <o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span style="font-family: 宋体">（根据上面两图形搭出立体图形）<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">（<span lang="EN-US">4</span>）各组展示本组搭好的作品。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">（<span lang="EN-US">5</span>）师：请说一说你搭过程中的想法和做法。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">生：<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9pt"><span style="font-family: 宋体">（<span lang="EN-US">6</span>）师：可以先根据</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">正面</span><span style="font-family: 宋体">图形搭出符合</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">正面的</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></font></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">发展</span><span style="font-family: 宋体">学生的推理能力。</span><font face="Times New Roman"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp; </span></span><span lang="EN-US" style="font-family: 宋体"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 52.5pt; mso-char-indent-count: 5.0"><span style="font-family: 宋体">立体图形，再根据上面观察到的图形搭<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 52.5pt; mso-char-indent-count: 5.0"><span style="font-family: 宋体">出符合上面的立体图形。也可以根据</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">上</span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 52.5pt; mso-char-indent-count: 5.0"><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">面的</span><span style="font-family: 宋体">形状，知道有一块是隐藏的，再根<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 52.5pt; mso-char-indent-count: 5.0"><span style="font-family: 宋体">据正面的形状确定隐藏在哪一块下面。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">三<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span></span>反馈练习，深化体会认识。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体">1</span><span style="font-family: 宋体">从二个方向观察，能不能确定立体图形形状。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><v:line id="_x0000_s1062" to="252pt,616.2pt" from="252pt,0" style="z-index: 8; left: 0px; position: absolute; text-align: left; flip: x"></v:line><span style="font-family: 宋体">（<span lang="EN-US">1</span>）出示课本<span lang="EN-US">78</span>页试一试第一题图<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体"><v:group id="_x0000_s1050" coordsize="7200,681" coordorigin="2662,11676" editas="canvas" style="width: 414pt; height: 39.1pt; mso-position-horizontal-relative: char; mso-position-vertical-relative: line"><o:lock aspectratio="t" v:ext="edit"></o:lock><v:shape id="_x0000_s1051" o:preferrelative="f" type="#_x0000_t75" style="left: 2662px; width: 7200px; position: absolute; top: 11676px; height: 681px"><v:fill o:detectmouseclick="t"></v:fill><v:path o:connecttype="none" o:extrusionok="t"></v:path><o:lock v:ext="edit" text="t"></o:lock></v:shape><v:rect id="_x0000_s1052" style="left: 3445px; width: 313px; position: absolute; top: 12083px; height: 272px"></v:rect><v:rect id="_x0000_s1053" style="left: 3758px; width: 313px; position: absolute; top: 12083px; height: 272px"></v:rect><v:rect id="_x0000_s1054" style="left: 4071px; width: 313px; position: absolute; top: 12083px; height: 272px"></v:rect><v:rect id="_x0000_s1055" style="left: 3445px; width: 313px; position: absolute; top: 11811px; height: 272px"></v:rect><v:rect id="_x0000_s1056" style="left: 5636px; width: 313px; position: absolute; top: 11811px; height: 272px"></v:rect><v:rect id="_x0000_s1057" style="left: 5636px; width: 313px; position: absolute; top: 12083px; height: 274px"></v:rect><v:rect id="_x0000_s1058" style="left: 5949px; width: 313px; position: absolute; top: 12083px; height: 274px"></v:rect><w:wrap type="none"></w:wrap><w:anchorlock></w:anchorlock></v:group></span><span lang="EN-US" style="font-family: 宋体"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span style="font-family: 宋体">（</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">正面）</span><span lang="EN-US"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">（</span><span style="font-family: 宋体">左面）<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">（<span lang="EN-US">2</span>）师：请用<span lang="EN-US">5</span>个小正方体搭出这个立体图形。<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>提供足够的交流空间，探<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">（<span lang="EN-US">3</span>）各组展示本组搭好的作品<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>索时空，让学生主动地去<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 299.25pt; text-indent: -299.25pt; mso-char-indent-count: -28.5"><span style="font-family: 宋体">（<span lang="EN-US">4</span>）师：注意到各组搭出的立体图形，形状都<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>发现，探索，创造，充分享受学习成功和乐趣。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span style="font-family: 宋体">不一样，你从中发现了什么？能说一说为<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span style="font-family: 宋体">什么搭的不一样吗？<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>让学生自己去感悟，去体<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 26.25pt; mso-char-indent-count: 2.5"><span style="font-family: 宋体">（让生认识到根据从二个方向看到的平面<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>会，充分尊重并利用学生<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 26.25pt; mso-char-indent-count: 2.5"><span style="font-family: 宋体">图形不能唯一确定一个物体立体形状 ）<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>个人的数学经验数学事实。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体">2<span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="font-family: 宋体">二个方向观察可确定搭成这个立体图形所<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 30pt"><span style="font-family: 宋体">需要的正方体数量范围。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">（<span lang="EN-US">1</span>）出示试一试第二题图<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">（<span lang="EN-US">2</span>）师：引导生先从上面看，哪个位置有正方<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>适时适度地进行引导学生<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span style="font-family: 宋体">体， 哪个位置没有正方体。再从左面看<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>更有利于学生的发展。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span style="font-family: 宋体">哪一排最多有几个？最少有几个？进行<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp; </span><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 31.5pt; mso-char-indent-count: 3.0"><span style="font-family: 宋体">充分想象。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span style="font-family: 宋体">（<span lang="EN-US">3</span>）学生小组合作操作<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 45pt"><span style="font-family: 宋体">（摆放实物搭出这样的立体图形，你<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>把生引入探索发现的新<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 45pt"><span style="font-family: 宋体">从中发现了什么？让学生体会从二个<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>境界，让学生以&ldquo;探究<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 45pt"><span style="font-family: 宋体">方向看到的平面图形虽不能唯一确定<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>者&rdquo;身份积极参加，充分<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 45pt"><span style="font-family: 宋体">一个物体立体图形，但可以确定搭成<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>体现以学生为主体，教师<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 45pt"><span style="font-family: 宋体">这个立体图形所需要的正方体的数量<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>为主导之</span><span times="" new="" style="font-family: 宋体; mso-ascii-font-family: ">教学理念。</span><span lang="EN-US" style="font-family: 宋体"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 45pt"><span style="font-family: 宋体">范围 ）<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9pt"><span style="font-family: 宋体">四<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp; </span></span>小结<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9pt"><span style="font-family: 宋体">（<span lang="EN-US">1</span>）让学生说一说感受。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9pt"><span style="font-family: 宋体">（<span lang="EN-US">2</span>）师：观察立体图形画平面图形或从平面<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>创设宽松，和谐，赏识的课<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-para-margin-left: .86gd"><span style="font-family: 宋体">图形还原立体图形都需要想象，要注意到<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>堂环境，相信学生，捕捉<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-para-margin-left: .86gd"><span style="font-family: 宋体">哪是暴露的看得见的，哪是被遮挡的看不<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>学生智慧的火花，启迪生思<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-para-margin-left: .86gd"><span style="font-family: 宋体">见，就找到了应当画什么和不能画出什么。<span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>维灵感。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-para-margin-left: .86gd"><span style="font-family: 宋体">从一个方向看到的画出的图形并不代表现<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-para-margin-left: .86gd"><span style="font-family: 宋体">实中存在的所有小立方块。只有从三个方<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-para-margin-left: .86gd"><span style="font-family: 宋体">向观察才可以确定立体图形的形状，从二<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-para-margin-left: .86gd"><span style="font-family: 宋体">个方向观察，是不能确定立体图形形状的，<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;</span></span><span style="font-family: 宋体">但可确定搭成这个立体图形所需要的正方<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 31.5pt; mso-char-indent-count: 3.0"><span style="font-family: 宋体">体数量范围。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 9.05pt; text-indent: 21pt; mso-char-indent-count: 2.0; mso-para-margin-left: .86gd"><span lang="EN-US" style="font-family: 宋体"><o:p>&nbsp;</o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><v:line id="_x0000_s1065" to="9pt,-471.9pt" from="9pt,-471.9pt" style="z-index: 11; left: 0px; position: absolute; text-align: left; mso-position-horizontal-relative: text; mso-position-vertical-relative: text"></v:line><span times="" new="" style="font-size: 16pt; color: red; font-family: 宋体; mso-ascii-font-family: ">教学反思：</span><span times="" new="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: ">这节课的成功</span><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><font face="Times New Roman">,</font></span><span times="" new="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: ">我认为注意空</span><span style="color: red; font-family: 宋体">间观念和推理能力的培养是关键，只有对事物多方面的认识才能从整体上把握事物属性<span lang="EN-US">,</span>抓住事物本质<span lang="EN-US">.<o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span style="color: red; font-family: 宋体">为达到培养学生的</span><span times="" new="" style="color: red; font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: ">空</span><span style="color: red; font-family: 宋体">间想象能力<span lang="EN-US">,</span>推理能力<span lang="EN-US">.</span>这一目的<span lang="EN-US">,</span>这节课通过提出&ldquo;从不同方向观察物体是什么形状&rdquo;这样的问题来进行设计<span lang="EN-US">,</span>构建问题<span lang="EN-US">---</span>探究<span lang="EN-US">----</span>解答<span lang="EN-US">---</span>结论<span lang="EN-US">---</span>问题<span lang="EN-US">---</span>探究的开放学习过程。<span lang="EN-US"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 21pt; mso-char-indent-count: 2.0"><span style="color: red; font-family: 宋体">在课一开始<span lang="EN-US">,</span>设计了两个比赛<span lang="EN-US">, </span>激发学生兴趣<span lang="EN-US">,</span>通过观察无遮挡和有遮挡的立体图形<span lang="EN-US">,</span>引导学生从不同方位进行观察<span lang="EN-US">,</span>想象。由浅到深<span lang="EN-US">,</span>由表及里<span lang="EN-US">,</span>从直观到抽象<span lang="EN-US">,</span>很符合小学生的认知规律<span lang="EN-US">, </span>通过摆一摆活动，引导学生的思维活动<span lang="EN-US">, </span>再通过学生自己和小组合作操作观察来印证自己的想象是否正确<span lang="EN-US">,</span>最后通过试一试练习进行学生思维能力和推理能力训练。经历这一过程<span lang="EN-US">,</span>学生自然地感知了二维与三维的关系<span lang="EN-US">,</span>埋下了看到表象猜测内里的种子<span lang="EN-US">,</span>有助于空间观念的形成<span lang="EN-US">, </span>感受到&ldquo;没看到并不代表没有&rdquo;这一重要的空间理念，由此类推到其它同样情况，这样也有助于学生应用意识的形成。最后感悟体会到了从两个不同方向不能确定立体图形的形状<span lang="EN-US">,</span>但可以确定搭成这个立体图形所需要正方体的数量范围这样的结论<span lang="EN-US">.<o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="color: red; font-family: 宋体"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="color: red; font-family: 宋体">总之，无论是观察，画图比赛还是动手操作，还是后面的试一试练习，无不是着重学生空间思维想象能力和推理能力的培养，让学生多角度思考，多层面推断，多策略探索，提供足够的交流空间，探索时空，让学生主动地去发现探索，创造，充分享受学习成功的乐趣，突出了学生的主体地位和教师为主导这一新课改理念。</span><span lang="EN-US" style="color: red; mso-bidi-font-size: 10.5pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 16pt; color: red; font-family: 宋体"><o:p>&nbsp;</o:p></span></p>
<p class="MsoNormal" align="center" style="margin: 0cm 0cm 0pt; text-align: center"><b><span style="font-size: 14pt; color: black; font-family: 宋体; mso-ascii-font-family: Tahoma; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt; mso-hansi-font-family: Tahoma">《观察的范围</span></b><b><span lang="EN-US" style="font-size: 14pt; color: black; font-family: Tahoma; mso-font-kerning: 0pt">&nbsp;&nbsp;</span></b><b><span style="font-size: 14pt; color: black; font-family: 宋体; mso-ascii-font-family: Tahoma; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt; mso-hansi-font-family: Tahoma">》教学设计</span></b><b><span lang="EN-US" style="font-size: 14pt; color: black; font-family: Tahoma; mso-font-kerning: 0pt"><o:p></o:p></span></b></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b><span lang="EN-US" style="font-size: 14pt; color: black; font-family: Tahoma; mso-font-kerning: 0pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></b></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ">教学目标</span></b><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ">：</span><span lang="EN-US" style="font-size: 14pt"><font face="Times New Roman">1</font></span><span times="" new="" style="font-size: 14pt; font-family: 宋体; mso-ascii-font-family: ">、</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-ascii-font-family: Tahoma; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt; mso-hansi-font-family: Tahoma">给合生活实际，</span><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">经历分别将眼睛、视线与观察的范围抽象为点、线、区域的过程，</span><span lang="EN-US" style="font-size: 14pt; color: #333333"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><span lang="EN-US" style="font-size: 14pt; color: #333333"><font face="Times New Roman"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;</span></font></span><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">感受观察范围所观察点，观察角度的变化而变化，并能利用所学的知识解释生活</span><span lang="EN-US" style="font-size: 14pt; color: #333333"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 70pt; mso-char-indent-count: 5.0"><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">中的一些现象。</span><span lang="EN-US" style="font-size: 14pt; color: #333333"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-indent: 70pt; mso-char-indent-count: 5.0"><span lang="EN-US" style="font-size: 14pt; color: #333333"><font face="Times New Roman">2</font></span><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">、</span><span style="font-size: 14pt; color: black; font-family: 宋体; mso-ascii-font-family: Tahoma; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt; mso-hansi-font-family: Tahoma">通过观察、操作、想象等活动，发展空间观念。</span><span lang="EN-US" style="font-size: 14pt; color: black; font-family: Tahoma; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b style="mso-bidi-font-weight: normal"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-ascii-font-family: Tahoma; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt; mso-hansi-font-family: Tahoma">教学重难点</span></b><span style="font-size: 14pt; color: black; font-family: 宋体; mso-ascii-font-family: Tahoma; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt; mso-hansi-font-family: Tahoma">：</span><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">发展学生的空间观念，能解决日常生活中的一些现象，</span><span lang="EN-US" style="font-size: 14pt; color: black; font-family: Tahoma; mso-font-kerning: 0pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 6pt 0cm 12pt; mso-para-margin-left: 0cm; mso-para-margin-top: .5gd; mso-para-margin-right: 0cm; mso-para-margin-bottom: 1.0gd"><b style="mso-bidi-font-weight: normal"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-ascii-font-family: Tahoma; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt; mso-hansi-font-family: Tahoma">教学过程：</span></b><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 14pt; color: black; font-family: Tahoma; mso-font-kerning: 0pt"><o:p></o:p></span></b></p>
<p class="MsoNormal" style="margin: 6pt 0cm 12pt; mso-para-margin-left: 0cm; mso-para-margin-top: .5gd; mso-para-margin-right: 0cm; mso-para-margin-bottom: 1.0gd"><b style="mso-bidi-font-weight: normal"><span style="font-size: 14pt; color: black; font-family: 宋体; mso-ascii-font-family: Tahoma; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt; mso-hansi-font-family: Tahoma">一、</span></b><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">创设情境：出示猴子爬上树张望墙里桃子的情境，这一具有趣味性的学习内容。启发学生将眼睛抽象成数学中的&ldquo;点&rdquo;，将视线抽象为数学中的&ldquo;线&rdquo;，需要学生有一定的抽象能力。教学时，要鼓励学生在想象的过程中，实际动手画一画，画出草图。在此过程中，学生也将体会到随着观察点的变化，观察范围也在发生变化，小猴爬得越高，看到的桃子越多，这正是运用了所学的数学知识解释了生活中的一些现象。</span><span lang="EN-US" style="font-size: 14pt; color: #333333"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 6pt 0cm 12pt; mso-para-margin-left: 0cm; mso-para-margin-top: .5gd; mso-para-margin-right: 0cm; mso-para-margin-bottom: 1.0gd"><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">二、通过试一试练习，</span><span lang="EN-US" style="font-size: 14pt; color: #333333"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt"><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">第</span></b><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 14pt; color: #333333"><font face="Times New Roman">1</font></span></b><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">题：</span></b><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">将电灯和杆子的上端看做两点，过这两点画线。同样高的杆子离路灯越近，影子就越短。可以让有兴趣的学生量一量，算一算，告诉他们影子的长短与杆离路灯的距离存在一定的数量关系，这一点要到初中学习了相似三角形以后才能学习到。通过这个问题，学生再次体会到可以运用所学的数学知识解释生活中的现象。</span><span lang="EN-US" style="font-size: 14pt; color: #333333"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 6pt 0cm 12pt; mso-para-margin-left: 0cm; mso-para-margin-top: .5gd; mso-para-margin-right: 0cm; mso-para-margin-bottom: 1.0gd"><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">第</span></b><b style="mso-bidi-font-weight: normal"><span lang="EN-US" style="font-size: 14pt; color: #333333"><font face="Times New Roman">2</font></span></b><b style="mso-bidi-font-weight: normal"><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">题：</span></b><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">如果客车继续向前行驶，那么他所能看到的建筑物</span><span lang="EN-US" style="font-size: 14pt; color: #333333"><font face="Times New Roman">B</font></span><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">的部分将逐步缩小。可以画出客车在不同的位置时司机能看到的建筑物</span><span lang="EN-US" style="font-size: 14pt; color: #333333"><font face="Times New Roman">B</font></span><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">的部分。</span><span lang="EN-US" style="font-size: 14pt; color: #333333"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 6pt 0cm 12pt; text-indent: 28pt; mso-char-indent-count: 2.0; mso-para-margin-left: 0cm; mso-para-margin-top: .5gd; mso-para-margin-right: 0cm; mso-para-margin-bottom: 1.0gd"><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">行驶到位置②时。司机看不到建筑物</span><span lang="EN-US" style="font-size: 14pt; color: #333333"><font face="Times New Roman">B</font></span><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">了，因为被建筑物</span><span lang="EN-US" style="font-size: 14pt; color: #333333"><font face="Times New Roman">A</font></span><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-ascii-font-family: ">挡住了。</span><span lang="EN-US" style="font-size: 14pt; color: #333333"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin: 6pt 0cm 12pt; text-indent: 28pt; mso-char-indent-count: 2.0; mso-para-margin-left: 0cm; mso-para-margin-top: .5gd; mso-para-margin-right: 0cm; mso-para-margin-bottom: 1.0gd"><span times="" new="" style="font-size: 14pt; color: #333333; font-family: 宋体; mso-a
