英语人教版三年级下册《At the zoo》教案(A).doc

At the zoo教案(A)教学目标1、 能听、说、认读bigsmalllongshort四个形容词，了解short的另一含义，并知其反义词tall2、 激发学生充分动用已学过的知识，进行发散性认识。3、 学习句型look at the -,.it is -,并能进行创编，成一个新的chant教学重难点重点1、听、说、认读几个形容词 small, big, long, short 。2、运用所学过的知识，学说带有这些形容词的语句。难点1、单词small 中 l 的发音，舌头要上卷。2、运用bigsmalllongshort四个形容词进行创编，成一个新的chant教学工具多媒体教学过程1、Warm uplets chantLook at the cat,it is fat.Look at the pig ,it isbig.Look at the monkey,it is funny.Look at the mouse ,in my house.ahhh!2、呈现新课 (presentation)(1)教学bigT(出示一只大盒子): Today, I prepare a gift for you . Look, whats this? Ss: Its a box. T: Yes, its a box, its a big box, this box is big.出示单词卡，学习big. B b b bigCAI(出示许多大的物品，让学生练说)a big _Look at _.It is big._is big.(2)教学smallT: Look at the big box. There is something in it . Please, guess whats in it? Ss：. T: Look ,its a box, too. Its a small box. The box is small.出示单词卡，学习small sm all small操练： a small _Look at _.It is small._is small.(3)CAI: Can you say?_is big ,_is small(4)教学long and shortT: Whats in the small box .Let me open it ad see. Oh,its a ruler. Its a short ruler. The ruler is short.出示单词卡，学习short sh or t shortT: This ruler is a magic ruler. It can turn long, long, long. Let me say something to it” Long ,long, long, make yourself long. Long, long, long, make yourself long.”(边说边将尺子变长了) Look, the ruler is long, now.出示单词卡，学习long l ong long出示一对铅笔，两束头发让他们作出变化shortlong longshort(5)描述短的钢笔，长的铅笔，并编成一个chantshort, short pen ,the pen is short, look at the pen ,it is shortlong, long pencil ,the pencil is long, look at the pencil ,it is long(6)单词操练听录音，跟读用动作表演: 看教师做师生一起做Lets do (Big, big, big, make your eyes big. Small, small, small, make your eyes small. Long, long, long, make your arms long. Short ,short, short, short, make your arms long.) 教师说，学生做找出反义词:教师向学生介绍这两对反义词(结合板书)师生通过动作来表演反义词CAI连线3、拓展与延伸(1) 教学单词tallCAI：以short的一封信引入，学习tall,并在班级中找出Who is short? Who is tall?Let,s do (Tall, tall, tall, make yourself tall. Short, short, short, make yourself short.)(2)仿编chant4、Homework1、Read the dialogue 3 times.2、Share your picture to your friends.课后小结本堂课的教学内容选自PEP小学英语教材四年级上册Unit 6 Part A Lets learn 和 Lets do。通过本课时的学习，要求学生能够熟练掌握四个新授单词：long ,short,big,small。在此基础上要求学生能够听懂Lets do中的指令性语言，并做出相应的动作。本课的教学重点是四个单词的理解和掌握，以及让学生用句子“Its big/small/long/short. It has a long/short tail”对相应的人或物的大小长短做出正确的描述。为了达到以上教学目标，我把课堂分成两部分：long/short的学习以及，big 和small的学习。按照整体设计思路：实物呈现操练情景操练表演chant的过程，首先通过动物图片引出兔子玩偶，两个大小不同的兔子引出big 和small。并通过实物兔子玩偶引导学生用I have