1、Unit 13 We are trying to save the earth! Section A(2d-3c)【课前热身】短语起作用 听说 砍掉 在顶部实际上 到目前为止【学习目标】1.掌握重点单词及短语。2.复习语法，能正确区分和使用以下语法结构：现在进行时，被动语态，现在完成时，情态动词。. 【重难点】：1.能谈论环境污染和环境保护问题.2.能正确使用下列常用表达。二合作交流1、 预习交流1.）阅读 2d 的内容 2.)跟读录音，完成 2d2、 合作学习 1.)阅读 3a. 2.)完成 3b-3c 3.)小组活动三【知识点拨】：.Keep 的用法，keep doing sth. 意思是
2、继续不断的做某事，一直做某事.The baby _crying until his mother came back. Keep其他用法 keep+adj. 意思是保持某种状态You must _quiet in the library. keep+sb/sth +表地点的介词短语。意思是让某人一直在某地.youd better_ the chicken in the fridge.Keep sb,/sth.from doing sth.意思是防止某人/某物做某事.The policemen_ the children form crossing the road when it was da
3、ngerous.Keep on doing sth.意思是反复做某事.Dont _ on shouting at me.【夯实基础】选择1. ?-Shes quiet and little shyA. Whats she like B. What does she likeC. What does she look like D. What do you like her2.A hospital is a place .A. where animals and plans living B. in where animals and plans live C. which animals an
4、d plans live D. where animals and plants live3. Take this medicine ,then youll feel better.A. twice a day B.twice one day C.twice every dayD.two times each day提高题 1. Its very strange that he didnt feel (surprise) at all after hearing the (surprise) news.5. known to everyone that Beijing will hold the 2008 Olympic Games.A.It B.This is C.That is D.Its2.翻译句子1.这个城市的每个人都应该在清扫中发挥作用。_.2.他对健康有益，不需要花费任何东西。_.3.为了阻断空气污染，我们应该乘地铁，而不是开车。_.4.这种方法不仅是残酷的，而且对环境也是有害的。_.【课后作业】A 组：1.Copy new words2. Write two dialogues like 1cB 组：1. Copy new words2. Make up their own dialogues like 1c【教师反思】【学生反思】
