1、教学内容：人教版四年级下册第四单元 A .lets talk &Lets learn 学情分析：能听说读写 知识目标：1.能听说读写 tomatoes green beans potatoes carrots 2.能理解并运用 what are these? Are these tomatoes? Yes ,they are. Try some. 3.能理解并运用复数 these ,they，some 和 复数名词 文化目标：能理解蔬菜水果都有很多品种，蔬菜的生长方式各异。 思维目标：1. 通过数量的递增能理解复数 these,they，some 的意义 1.通过吃能辨别是否同类品种 2.通过
2、生长方式能辨别是哪种蔬菜 3.勇敢用各种方式能发现蔬菜的特点 教学过程： Step1: lead in 导入 展出校本种植课程的照片，询问学生种植什么蔬菜？ 1. Do you remember these vegetables?你还记得这些蔬菜吗？ 2. What do you grow?你种了什么？ 3. Can you harvest now?你现在能收获了吗？ No. it doesnt matter. I invite you to eat now？ Step 2:presentation 呈现 4. 拿出一个红色大西红柿 what is this? Chinese. Tomato
3、5. 再拿出一个红色大西红柿 is this tomato? Yes .tomato 6. 两个合起来 what are these? Tomatoes.发音强调 es， 并在黑板写出 what are these? Tomatoes. 7. 再拿出一个红色大西红柿合起来？ Are these tomatoes? Yes ,they are. 在黑板上写出 Are these tomatoes? Yes ,they are. 8. 拿出一个红色小西红柿 what is this？tomato 9. 拿出一个黄色小西红柿 is this tomato？ 10. 拿出一些黄色小西红柿示意学生吃 t
4、ry some。Are these tomatoes? 11. 拿出一些黄皮土豆 what are these？Chinese。 potatoes 12. 拿出一些紫皮土豆 are these potatoes? 示意前排一个学生削皮看 看 Yes .they are potatoes. 在黑板上写出 potatoes. 13. 分组读 potatoes 14. Do you know where they grow? Lets go to find them. 15. Watch a video (A. lets talk) 一边播放一边暂停再回放 老师问 “what are these”学
5、生答“they are tomatoes”(若回答不出，用黄 番茄示意) 学生听完后角色扮演 now follow the video ,you are farmer, and you are Mike. 再继续观看， 老师问 “are these carrots?” 学生答“yes, they are”继续跟听视频进行角色扮演 16. The farm is so big. Lets go on to see more. 17. 展出图片 look at these. Are these carrots? Guess. 出示两张对比图， 示意对比叶子，点开机关显示答案。 No. they a
6、re not. They are potatoes. And the potatoes are big.(示意学生说) 点人说 potato 18. Are these bananas? Guess. Why?(引导学生看叶子并放近图) no. they are not. They are green beans. They are so long.(示意学生说) 示意学生举手说 green bean Step 3. Consolidation 巩固 1. now we play a game, who is good farmer? do you know what are these,an
7、d where they grow.先请同学将图片匹配，再到单词匹配,最后 有个小结，from this picture,we know tomatos and green beans grow in the tree.potatoes and carrots grow in the ground. 2.将蔬菜发下去, 找到拿洋葱的同学，再全班展示洋葱。Hey,look at these. What are these?chinese. onion. Are these onions? Now I want you to cut the onion to see who is fastest?
8、 Wow. onions make you cry. Lets chant to calm you.first we watch ,second we follow and act. 3.today we meet a lot vegetable, can you say them now? work in pairs you can say they are tomatoes. these tomatoes are yellow. Tomamtos grow in the tree. They are yum. Or you can also say these are potatoes.
9、I like potatoes. I will try carrot. I love to eat .but .在 PPT 上展示相关句型 和单词。 Step4. Summing up 1. after this lesson,I think you can grow tomatoes,potatoes,green beans,carrots in your planting class. But before you grow you should know what are they? If you want to grow these red tomatoes, you will not get these yellow tomatoes. When we meet some vegetable or something we dont know,we can use what are these? Are these and we can be “brave” to try some and try everything new. 2. Homework design a picture book about these vegetable. 3. 板书 4.
