1、Lesson21 Exercise! Do you want to be more healthy? Eat more vegetables and fruit. Have breakfast everyday. Always wash my hands. . Exercise 锻炼 minute 分钟 小时 hour Exercise helps make your body healthy and strong. What are they doing ? ride walk run play 课堂练习Lesson21 Exercise! 教材简析：本节课讲什么是锻炼。 学情简析：本单元讲
2、好习惯，学生已了解一些好习惯。 课时目标： 知识与能力：掌握四会单词，了解什么是锻炼。 过程与方法：互相交流探讨，了解更多的锻炼。 情感态度与价值观：培养学生自主锻炼的好习惯。 重难点：What do you do for exercise? 教学策略：讨论法 教学用具：课件 复习导入：Do you want to be more healthy?What shall we do? 生：Eat more vegetables and fruit. Have breakfast everyday. Always wash my hands. 师：今天我们学习更有效的一招，一定会使你变得更健康。
3、新授：学习新单词。 （本课单词少，当堂就能记住。 ） 讲单词，跟读，自读，齐读，背单词，提问。 （抢答或指名答） 师：What is exercise？ 举手回答。 Exercise helps make your body healthy and strong. 为什么 help 加 s？ Exercise 可以用 It 代替，所以是第三人称单数。 下面给大家 5 分钟时间自读第一部分，找出什么是锻炼。指名答。 出示课件，师：What is he doing ? 生：He is riding a bike. 师：What is he doing ? 生：He is walking. 师：Wh
4、at is she doing ? 生：She is running. 师：What are they doing ? 生：They are playing sports. 师：同桌之间互相对话，What is exercise？（3 分钟） 找一组代表上台展示。 师：How much exercise do you need? You need about an hour of exercise every day. 师：一小时多长时间？ 生：60 分钟。 Sixty minutes make an hour. 同桌之间相互交流，问对方一天锻炼多久？ 指名答 How much exercise do you need？ 课堂练习：现在分词。 课堂小结：What is exercise？ 生举手回答。 作业布置：熟读第一部分，掌握单词。
