英语人教版四年级下册Unit 4 Part A Let’s talk.doc

Unit 4 At the farm Part A Lets talk 教学设计北海市海城区第十五小学 包芳瑜教学内容分析：本课时的核心句型是涉及名词复数形式的特殊疑问句和一般疑问句，这一知识点在四年级上册第四单元的B部分Lets talk出现过一次，本册学生用书的前三个单元均未有涉及。教材通过Mike和Sarah参观农场并与农场主人对话的情景让学生感知本课时的核心句型：Are these carrots? Yes, they are. No, they arent.以及What are these? They are tomatoes.的语义及语用情景。教学目标：1.学生能够理解对话大意，能够用正确的语音、语调朗读对话；2.能够在情景中运用句型Are these .? Yes, they are. No, they arent.以及What are these? They are .询问物品名称并回答；3.能够在情景中恰当运用句型Theyre good/so big!描述物品特点；4.能够理解新词carrot和tomato的意思，并能正确发音。教学重点： 学生能够理解对话大意，能够用正确的语音、语调朗读对话。教学难点：1.能够在情景中运用句型Are these .? Yes, they are. No, they arent.以及What are these? They are .询问物品名称并回答；2.能够在情景中恰当运用句型Theyre good/so big!描述物品特点。教学过程：一、GreetingsGood afternoon boys and girls.How are you? Nice to meet you! Hello,Apple team.Hello,Orange team.二、Warming upSing the songOld MacDonald had a farm.三、Presentation1.Lead in the topic.T: In this song, what kinds of animals can you hear?T:Where are they? Theyre at the farm. Unit 4 At the farm2.ReviewT: What else are there on Old MacDonalds farm? Lets see together.What are these?Ss: Theyre apples/oranges/.3.Watch the video and answer.（1）Watch the video.T: Today Sarah and Mike go to the farm,too.What do they see on the farm? Watch the video and answer this question.（2）Answer the question.T: OK. Who can answer? What do they see on the farm? Ss: Tomatoes and carrots.4. New words and new sentences.（1）再次播放第二幅的对话。T: Look and say,please. What are these?(出示西红柿实物)Ss: Theyre tomatoes.T: Thats right. Theyre tomatoes. Read after me, “es”/z/,tomatoes.Show me your hands.Follow me,please.Theyre tomatoes,tomatoes,tomatoes,tomatoes.(拍手吟唱)（2）Ask and answer.What are these?Theyre tomatoes.Theyre red.（3）再次播放第一幅的对话。T: What are these?(出示胡萝卜实物)Ss: Theyre carrots.T：Theyre carrots.Read after me,“ts”/ts/, carrots. Show me your hands.Follow me,Theyre carrots,carrots, carrots, carrots. (拍手吟唱)（4）Ask and answer.What are these?Theyre carrots.Theyre so small. And theyre so big.（5）T：What are these?(出示葡萄实物)S1: Theyre grapes.T：Theyre good.Try some.（6）T：What are these?(出示香蕉实物)Ss: Theyre bananas.T: Theyre yummy.（7）T: Shh! Listen! Can you repeat?(播放Are these carrots?的录音)S1: Are these carrots?.T: Are these carrots?(拿出胡萝卜实物来询问)Ss: Yes,they are.T: Are these carrots?(拿出葡萄实物来询问)Ss: No,they arent.（8）Ask and answer.5.Practice(1) Piece together the broken key.(拼凑碎裂钥匙)T: Lets go to Old MacDonalds fruits and vegetables garden,ok?This way,please. Oh,no!I cant open the door.And Old MacDonalds key is broken. Do you want to help him？Ss: Yes.T: There is one kind of fruit behind each piece of the key.Guess. What are these? If you guess right,you can get the piece. Do you understand ？Ss:Yes.T: Lets piece together.T: What are these? Theyre.S1: Theyre.(2) Guess the plants.T: Oh, yes! Old MacDonald, we can come in now. Wow,so many plants! Look, what are these? Are these oranges? No,they arent. Can you guess?S1: Are these?T: No,they arent.（3） Hide and guess.四、Lets talk（1）Watch the video again.（2）Please follow the vedio one sentence by one sentence.（3）Read by yourselves.（4）Group work.（5）Show their performance? 五、ExtentionT: Old MacDonald prepares some presents for you.Choose it and introduce your present to us. At Least three sentences. 六、HomeworkT: Homework . 1.Make your own dialogue.2.I