小学英语四年级下册Unit 4 A Let’s talk.doc

PEP小学英语四年级下册Unit 4 A Lets talk 教学设计 一、教学内容分析 本课时为四年级下册Unit 4 (A) Lets talk的第一课时，是一段小朋友和农场叔叔之间的对话，展现了小朋友们到农场参观，对很多事物都感到新鲜和好奇的场景，同时也激发起课堂上学生的兴趣，本单元的内容和实际生活息息相关。 二、教学目标1、知识目标 理解对话大意，并用正确的语音、语调朗读对话。 能在情景中运用句型 Are these ? Yes, they are. What are these? They are询问物品名称并作答。运用 They are goodso big!描述物品特点。 2、技能目标 能在情景中运用句型 Are these ? Yes, they are. What are these? They are询问物品名称并作答。运用 They are goodso big!描述物品特点。 3、情感目标 (1)培养学生善于观察，勤于提问的习惯，激发学生的求知欲。 (2)鼓励学生多吃水果和蔬菜。 三、教学重点和难点 重点：1.掌握新单词carrots，tomatoes。 2. 能在情景中运用句型 Are these ? Yes, they are. What are these? They are询问物品名称并作答。 难点：能够理解事物的复数的概念；掌握these的发音。四、教学过程一、 Everyday EnglishT:(指名一位学生)How are you?S: Im fine, thank you. And you?T: Im fine, too. Thanks! (指名一位学生)Whats the weather like today?S: Its sunny/T: Its a sunny day. We will have a good time.二、Warm-up1、出示Lets chant 课件T: Now. Stand up, please! Lets chant. For example: Carrots, carrots, they are carrots.学生边拍手边读。2、出示课件： A: What is this? B: Its a/an A: Is this? B: Yes, it is. No, it isnt.学生One by one 拿着卡片说课件中的句子三、 Presentation1. T: What are these ?( 老师拿着黄色西红柿的卡片)S1：Oranges.S2: Pears.S3: Tomatoes.T: Yeah. They are tomatoes. Today Mike took us to visit Mr. MacDonalds farm.(出示课件)2. 板书：A: What are these?B: They are3. T: They are (yellow).拿着卡片问学生，让学生说出yellow。接着指着课件中的tomatoes指引学生说出They are yellow, too.老师拿出红色西红柿的卡片说：We often see the tomatoes are red.引出But theyre yellow.4. T: Try some! (指名一位学生)老师做递给学生的动作，了解Try some!的意思。学生做接过的动作说Thank you。并做吃的动作。5. T: Theyre good.S: They are good. Yum!6. Listen carefully.(听整段对话)7. Read after the tape.(学生跟着录音一小节一小节地读)8. Have a show.(让三组成员演示对话）9. T: Mike has taken a lot of pictures for us. Can you tell us: What are these? （出示课件）Look at the three pictures. You can choose the picture you like.a) 让三组学生分别说三幅图画。b) 全班读句子。c) 男扮演A。女扮演B。然后对换扮演。10. T: Look at these. Sarah wants to know: Are these carrots? (出示课件)S1: No.S2: Yes.S3: Yes, they are.T: (点击课件)Yes, they are.11. (板书)A: Are these?B: Yes, they are.12、(老师拿着洋葱的图片)T: Are these tomatoes?S1: No.S2: No, they arent.T: No, they arent. (板书)13、(老师拿着洋葱的图片)T: What are these ? (指名学生)S1: Small.T: Small?S2: Onions.S3: They are onions.S4: They are onions.T: Yeah. They are onions.14、T：The onions are (small).老师拿着卡片并做小的手势引导学生说出small。然后指向课件说：The carrots are big.做大的手势。引出句子Wow. They are so big.(全班学生做大的手势)15、Listen carefully.(听整段对话)16、Read after the tape.(学生跟着录音一小节一小节地读)17、分组扮演角色。18、(出示课件) Work in groups of four.四人一组，根据所给图片和提示创编对话A：Are these? B: Yes, they are. No, they arent.19、分别让四组人员进行演示。a) 让四组学生分别说四幅图画。b) 全班读句子。c) 男扮演A。女扮演B。然后互换角色。三、Practice 1、听音，选择最佳答案。1）、 A、Its an apple. B、Theyre oranges. 2）、A、Yes ,they are. B、No, it isnt. 3）、 A、Yes, they arent. B、No, they arent. 4）、A、They are carrots. B、Its a potato. 2、按要求作答。1）、What are these? 2）、They are carrots.(改为一般疑问句） 3）、Are these green beans? 4）、Are these potatoes?(作否定回答） 四、Summary T: What did we learn today? S: We learned some sentences about: A: What are these?B: They areA: Are these?B: Yes, they are.No, they arent.