部编版二年级语文下20-蜘蛛开店幻灯片.ppt

蜘蛛,绿色圃中小学教育http:/www.LSPJY.com,绿色圃中小学教育http:/www.LSPJY.com,1,绿色圃中小学教育http:/www.LSPJY.com,绿色圃中小学教育http:/www.LSPJY.com,2,蜘蛛：节肢动物，身体分为头胸部和腹部，腹部有纺器，内连丝腺，能吐丝结网。除南极洲以外，全世界均有分布。,3,蜘蛛为什么会吐丝：蜘蛛的腹部有六种腺体，称为吐丝器。各种腺体产生不同的蛛丝，腺体顶端有喷丝头，上面有小孔，喷出的液体一遇空气立即凝结成黏性强、张力大的蛛丝。,拓展延伸,4,第一课时,20蜘蛛开店,5,听朗读，自由读课文。借助拼音，读准字音，读通句子，不熟悉的生字词多读几遍！,绿色圃中小学教育http:/www.LSPJY.com,绿色圃中小学教育http:/www.LSPJY.com,6,蹲在网上好寂寞，蜘蛛决定开商店。开了口罩编织店，顾客河马来光顾。河马嘴巴那么长，蜘蛛花了大工夫。于是换成卖围巾，顾客来了长颈鹿。蜘蛛忙了一星期，终于织完长围巾。累得趴倒在地上，决定换成卖袜子。后来顾客来了谁？蜘蛛是否成功了？,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,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,商店蹲在寂寞口罩编织顾客付钱工夫交换长颈鹿袜子匆忙蜈蚣决定终于完成星期,商店蹲在寂寞口罩编织顾客付钱工夫交换长颈鹿袜子匆忙蜈蚣决定终于完成星期,din,dn,j,m,zho,bin,f,hun,jn,w,cn,w,n,f,8,店蹲寂寞罩编顾夫,dindnjmzhobingf,hunjnlpwcngwgng,换劲露趴袜匆蜈蚣,9,编,店,蹲,顾,夫,换,付,颈,袜,罩,寂,寞,匆,蜈,蚣,绿色圃中小学教育http:/www.LSPJY.com,绿色圃中小学教育http:/www.LSPJY.com,10,我会写,仔细观察田字格中的生字，找一找有相同特点的生字。,11,半包围结构：左右结构：上下结构：独体字结构：,店,决,定,商,夫,终,完,换,期,12,13,14,学写生字,商,终,围,组词：商店商量,组词：终于终点,组词：围巾围住,15,第二课时,20蜘蛛开店,16,店蹲寂寞罩编顾夫,dindnjmzhobingf,hunjnlpwcngwgng,换劲露趴袜匆蜈蚣,17,寂寞决定商店口罩招牌编织换了围巾长劲鹿星期终于完成趴倒匆忙蜈蚣,绿色圃中小学教育http:/www.LSPJY.com,绿色圃中小学教育http:/www.LSPJY.com,绿色圃中小学教育http:/www.LSPJY.com,18,自由朗读课文，想一想蜘蛛为什么要开店？店开了以后怎么样了？,19,课文解读,读课文，说说蜘蛛为什么要开店呢？找出相关语句读一读。,有一只蜘蛛，每天蹲在网上等着小飞虫落在上面，好寂寞，好无聊啊。,孤单冷清。,指由于清闲而烦闷。,20,蜘蛛决定开一家商店。卖什么呢？就卖口罩吧，因为口罩织起来很简单。,蜘蛛卖的第一件商品是什么呢？为什么？,21,蜘蛛的第一位顾客是谁呢？结果如何？,顾客来了，是一只河马。河马嘴巴那么大，口罩好难织啊，蜘蛛用了一整天的工夫，终于织完了。,22,河马：最大的淡水杂食性哺乳动物，体型巨大，体长4米左右，躯体粗圆，四肢短，头颅大，主要生活在非洲。,23,24,25,蜘蛛卖的第二件商品是什么呢？为什么？,晚上，蜘蛛想：还是卖围巾吧，因为围巾织起来很简单。第二天，蜘蛛的招牌换了，上面写着：“围巾编织店，每位顾客只需付一元钱。”,26,蜘蛛的第二位顾客是谁呢？结果如何？,顾客来了，只见身子不见头。蜘蛛向上一看，原来是一只长颈鹿，他的脖子和大树一样高，脑袋从树叶间露出来，正对着蜘蛛笑呢。,27,长颈鹿：是非洲的一种特有动物，是陆地上最高的动物。生活于非洲稀树草原地带，是草食动物，以树叶及小树枝为主食。,绿色圃中小学教育http:/www.LSPJY.com,绿色圃中小学教育http:/www.LSPJY.com,28,29,蜘蛛织啊织，足足忙了一个星期，才织完那条长长的围巾。蜘蛛累得趴倒在地上，心里想：还是卖袜子吧，因为袜子织起来很简单。,蜘蛛觉得袜子织起来简单，想改卖袜子。,30,蜘蛛的第三位顾客是谁呢？结果如何？,可是，蜘蛛看到顾客后，却吓得匆忙跑回网上。原来那位顾客竟是一条四十二只脚的蜈蚣！,31,32,蜈蚣,33,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,状元成才路,状元成才路,状元成才路,状元成才路,主旨概括,本文描写了一只_开店，可是她不管卖什么都觉得_，总想换个_来做，最后开店失败了。这件事告诉我们生活中不想_，总想_是行不通的。,蜘蛛,麻烦,简单的事,真心付出,投机取巧,34,自由读课文，完成下列表格，说一说蜘蛛为什么总换招牌呢？,35,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,状元成才路,状元成才路,状元成才路,状元成才路,河马,一整天,口罩好难织啊,长颈鹿,一个星期,袜子织起来简单,蜈蚣,吓得跑回网上,蜘蛛怕麻烦，怕吃苦，拣轻怕重。,36,板书设计,蜘蛛开店,卖口罩河马嘴巴大,投机取巧行不通脚踏实地是根本,卖围巾长颈鹿脖子长,卖袜子蜈蚣四十二只脚,37,一、看拼音，写词语。,shndinjudnzhwijn（）（）（）zhnywnchnxnq（）（）（）,随堂练习,商店,决定,织围巾,终于,完成,星期,38,1.春天在哪里？_2.是谁给了我们幸福的生活？_,二、照样子，写句子。,例：卖什么呢？就卖口罩吧，因为口罩织起来很简单。,春天在花园里。,小猫在干什么？它正在玩球呢！,是亲爱的祖国。,39,三、拓展阅读。,关于蜘蛛的歇后语蚕