英语人教版三年级下册unit3 At the Zoo B Lets learn.doc

PEP英语三年级下Unit 3 At the Zoo Part B第五课时（备课教师：李红格）教学时间：_40分钟_ 总第_17_课时教学目标：1. 能够听、说、认读单词big, small, long, short, 并能灵活运用这些词来描述所看到的事物。2. 能在语境中正确运用句型Look at that.It has.3. 培养学生热爱动物，保护动物的情感意识，去动物园不要随便投喂动物。教学重、难点：教学重点：能够听说、认读并能在实际的语境中运用句型：Look at that elephant. It has a long./ two big ears.教学难点：long的正确发音。正确运用形容词及主要句型描述动物和事物的主要特征。教学准备：1、教师准备鸵鸟的图片，准备皮筋和气球。2、教师准备教材 B Lets learn部分的教学课件。3、教师准备单词卡片。4、学生准备动物图片。 教学调整或生成记录学与教的主要过程Step 1 Warm up 1. （1）师生日常问候 （2）Lets do Touch your nose . Touch your head. Touch your legs. Touch your body. （3）Lets chant(自编) T：Lets chant together. Look at the elephant. It has a long, long nose Look at the elephant. It has a short, short tail. Look at the elephant. It has small, small eyes and big ,big, ears.（4）Free talk.T :Look at the _. Its fat.! It has two long ears.It hasI like it!T: Please take out your picture and describe the animals like this . Ask some students to show.Step 2 Presentation 1、（1）big T: Look at the body. ( 在黑板上贴上老师做的鸵鸟的身体) Its so (教师用手势比划“大”)然后出示单词卡 But how to read ? Look the word “pig”. 然后把”p”换成“ b”。 根据自然拼读法让学生读出S: big T: Good . b / b/ i / i/ g /g/ T:Lets check. (教师点点读机) 学生跟读 一排一排读，教师出示大气球读big. Look the ostrich. Wow! It has a big body.T: Lets do.Big, big . Make your eyes big.（2）small T: Now, this is its head. Its (教师做小的手势并出示单词) 利用自然拼读法：all/ l/ mall/ m l/ s / s/ （两遍） 找学生试读。 S: /sm l / T: I say small, you say 小的。I say 小的you say small. S：It has a small head.(出示课件，让学生说句子)T: Lets do.Small, small , small . Make your eyes small.（3）long T: Look at the leg. (教师出示鸵鸟的腿的图) Its . 教师出示单词 利用自然拼读法：l / l/ ong / / Who can read? S: / l / T:Lets check. (教师点点读机) 学生跟读 升降调读 橡皮筋拉长读long 用手势练习。 男生读、女生读 一组一组读。S：It has two long legs. (出示课件，让学生说句子)T: Lets do.Long, long , long. Make your arms long.（4）short T: Look at the tail. Its (教师做短的手势) 利用自然拼读法：sh / / or / :/ t / t / Who can read? S: / :t /T:Lets check. (教师点点读机) 学生跟读 T: Yes . Listen to the tape and follow it.学生由高到低声读，再找几组读。S：It has a short tail. (出示课件，让学生说句子)T: Lets do.Short, short ，short . Make your arms short.2、Listen to the tapeT: The first time, you just listen. The second time you should listen to and read after it.Step 3趣味操练(Practice) (1) Listen and number（2）Play a game: Sharp eyes.(找学生说出单词)游戏说明：在这个游戏里，老师将在电脑屏幕上快速的出现一些单词，如果你能很快的认出是什么请大声读出来，比一比哪组同学速度最快，认得最准。(3)Play a game again.When teacher say “big” you should blow the balloon, when teacher say “long” you will stretch the rubber bandAnd then do it in your group。 (当老师说big你们就吹气球，当老师说long 你们就抻橡皮筋。然后小组内做)(4) Lets do.Step 4 Consolidation1、 Group work1（四人一组描述动物）Describe the animals in your group. Eg.1A: Look at my elephant.B: It has a long nose.C： Its so big. It has two small eyes. D: It has two big ears and a short tail.Eg.2 Look at the bird.Its tall.It has a small head. It has a big body and a short tail . 2、Group work2（四人一组）Make a dialogue using big、 small 、long、 short、 fat 、thin or tall and I have It has She has He has. (用这些形容词 big、 small 、long、 short、 fat 、thin or tall以及句型 I have It has She has He has.编对话！)注：你可以任选一种情景编对话,一会展示。情景一：描述我自己, 如:Im short and strong.I have small eyes.I have long hair.I have a long pencil. Its white. 情景二：介绍班上同学、朋友或家人, 如:This is Mike(Tom/ my mother).He is from Canada.He has big eyes and small nose.He has short hair. He is cool.3. Should we feed them in the zoo?(在动物园我们应该投喂食物吗？)Talk about it.Step 4 Homework 1.Listen to the tape. Read after it. 2. Practice Group