1、,6 比尾巴,绿色圃中小学教育网http:/ 绿色圃中学资源网http:/,动物尾巴的妙用,世界上大约生活着150余万种动物。动物身上大都长有一条尾巴，动物的尾巴形状各异，妙用多种。,绿色圃中小学教育网http:/ 绿色圃中学资源网http:/,鸟把尾巴当作飞行器。鸟的尾巴上，长着又长又宽的羽毛，这些羽毛展开时好像扇子，能够灵活转动，便于掌握飞行方向。鸟尾在飞行时起着舵的作用。,鱼把尾巴当作游泳器。鱼在水里靠尾巴的左右摆动，促使身体向前推进。鱼的尾巴还能控制方向，并随不同的摆动方向而转向游泳。,牛把尾巴当作平衡器。牛有长长的尾巴，末端长着丛生的毛。当它奔跑时，尾巴竖起，起着平衡身体的作用。,狐
2、猴把尾巴当作仓库。在食物丰富的雨季，狐猴就在尾巴里储存起大量营养品；在食源缺乏的旱季，狐猴靠消耗尾巴里储备的营养来度日。,绿色圃中小学教育网http:/ 绿色圃中学资源网http:/,草原上奔跑的骏马，尾巴向后飘逸，神气极了。在奔跑时，马的尾巴起了很好的平衡作用。平时马儿又将尾巴当作“苍蝇拍” 。,松鼠把尾巴当作交际工具，用尾巴来传递信息，它们还用尾巴的不同摆动状态，来表示敌人的种类、大小、距离和运动方向。,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才
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7、状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,长,比,巴,把,我会写,把,巴,扌,你见过哪些“扌”旁的字？,托 打 扫 拉 打 扔,重难点字书写指导,结构：,部首：,书写指导：,独体字,长横写在横中线上，竖提略靠左，在竖中线上收笔。,chn,长,长,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,
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10、合作： 1.读一读（把课文读熟） 2.说一说（你发现了什么？）,参赛选手,猴 子,兔子,鸭子,松鼠,公鸡,孔雀,谁的尾巴长？ 谁的尾巴短？ 谁的尾巴好像一把伞？ 的尾巴 ， 的尾巴 ， 的尾巴好像 。,猴子 长,兔子 短,松鼠 一把伞,比赛项目：,公鸡 弯,鸭子 扁,孔雀 最好看,孔雀尾巴的颜色真多啊， 有 、有 、 有 ，还有 。,孔雀的尾巴最好看。,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元
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15、 dun,兔子的尾巴短。,t zi de wi b dun,谁的尾巴好像一把伞？,shu de wi b ho xin y b sn,松鼠的尾巴好像一把伞。,sn sh de wi b ho xin y b sn,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状
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18、公鸡的尾巴弯。 鸭子的尾巴扁。 孔雀的尾巴最好看。,这些小动物都比了尾巴的什么？ 谁得到了什么冠军？,长,短,伞,弯,扁,好看,dun,bin,b,最,像,把,zu,森林王国“比尾巴”大赛 颁奖典礼,朗读比比看,谁的尾巴长？ 谁的尾巴短？ 谁的尾巴好像一把伞？,猴子的尾巴长。 兔子的尾巴短。 松鼠的尾巴好像一把伞。,谁的尾巴弯？ 谁的尾巴扁？ 谁的尾巴最好看？,公鸡的尾巴弯。 鸭子的尾巴扁。 孔雀的尾巴最好看。,比尾巴,说话比比看,燕子的尾巴像_。,大象的耳朵像_。,兔子的眼睛像_。,6、比尾巴 猴子 长 兔子 短 松鼠 一把伞 公鸡 弯 鸭子 扁 孔雀 最好看,比尾巴这首儿歌，共有四 个小节
19、，一、二节和三、四节在结构形式上是一样的，课文采用“三问三答”的形式介绍了六 种动物尾巴的特点。,儿歌抓住各种小动物尾巴的特点，以“比”的形式为主线，同时儿歌形式活泼，读起来朗朗上口。,这次比尾巴大赛不仅吸引了这些小动物，还有很多动物看到这些小动物比尾巴比得这么起劲也想来比比。那同学们能不能也为它们编首儿歌呢？,小朋友，今天我们很高兴认识了六种小动物，以及它们尾巴的特点。其实，有许许多多的动物，它们的尾巴都有各自的特点。请小朋友在课下收集有关动物尾巴的图片、知识等，让我们了解更多小动物的奥秘。,1、有几只小动物太淘气了，把尾巴不小心弄丢了，我们帮它们找回自己的尾巴好吗？ 2、大自然中还有许许多多的动物，它们的尾巴各式各样，各有各的特点。说一说生活中你还知道哪些动物的尾巴，有什么作用？,同学们， 再见！,
