人教精通版四下Unit 3 What subject do you like best -Lesson 17-ppt课件-(含教案)-市级优课-(编号：40a5d).zip

Unit 4 At the farm Part A Lets learn、Lets chant tomato tomatoes potato potatoes The potato is big. The potatoes are big. carrot carrots green bean green beans Eating more vegetables is good for our health. 多吃蔬菜水果有益健康。 Look at the green beans.Theyre so long. longshort short long 英汉配对 1.potato ( ) A:洋葱 2.Tomato ( ) B:土豆 3.Onion: ( ) C: 西红柿 4.carrot ( ) D:胡萝卜 B C A D A Lets learn、Lets chant 教学设计 一、教学目标 1、能够听、说和认读单词：tomato、potato、green beans, carrot 及其复数形式。 2、能够正确使用上述单词和 this/these 介绍农场各种蔬菜。 3、掌握句型：Are these carrots? Yes, they are./No, they arent. what are these? They are。 二、教学重点及难点 重点：掌握单词：tomato， green bean, potato, carrot 及其复 数形式。并掌握句型：Are these carrots? Yes, they are./No, they arent. What are these? They are。 难点：能够在情景中运用句型：What are these? They are询问 和回答各种蔬菜的名称。 三、教学准备 课本、PPT、教学小音响。 四、教学过程 1、Warm-up （1）日常口语交流： T：Whats the weather like today? Ss: Its warm. T: Yes, its warm, and its not so hot. So, lets go to the farm. 2、Presentation Lets learn (1)教师用 ppt 呈现 tomato 图片，T：whats this ? Ss: tomato, this is a tomato. 教师板书并带读以上词句。 教师继续继续呈现西红柿的图片，不同的是这张图片的西红柿 不再是一个。教师问：What are these? 引导学生说出：potato, they are potatoes. (2)教师继续呈现 potatoes，carrot ,green beans，让学生操练句 型：What are these？Theyre (3)让学生翻开 unit 4 Lets learn ，看 Lets talk 部分的图片 问和答。 (4)玩一个叫“快闪”和 Whats missing 的游戏，用来巩固和 练习本节课所学的单词。 (5) 教师用课件呈现相关练习让学生回答 Lets chant 教师用教学小音箱播放 Lets chant 部分的歌谣让学生跟着学、 唱，教师给以指正。 五Sumarry&homework （1）师生共同总结本课时所学习的单词和句型 （2）抄写单词 tomato， green bean, potato, carrot 和句子 Are these carrots? What are these？ （2）完成本课时配套对应习题。