1、Unit 2 Topic 2 All these problems are very seriousSection B学案设计学习目标： 1. 能正确表达保护环境的建议：None of us likes pollution. Dont spit anywhere in public.Everyone should care for wild animals and plant more trees. We should do everything we can to protect the environment. 2.能听懂有关保护环境的短文，提高学生听懂大意，获取细节信息的能力。3.学会关
2、注身边环境，树立绿色环保意识。教学重难点：1.能正确表达保护环境的建议。自主学习一：听录音，选出最佳答。( ) 1. Whats the article about? A. water pollution B. Air pollution C. Noise pollution( ) 2. Who likes pollution? A. Everyone B. Someone C. No one( ) 3. What should we do to protect the environment? A. Leave rubbish here and there. B. Spit everywhe
3、re in public. C. Do everything we can. 自主学习二：1b再听录音 ，给下面图片排序。自主学习三:自读1a,理解意思并完成P371c表格。合作交流一：同桌合作分角色再读课文，并找出认为重要的短语及句子。短语： 句子： 质疑探究:对还不懂的地方进行质疑，先小组讨论，然后以小组为单位提出疑问。分辨No one 与none 的用法区别no one ： 1) _与of连用；2)谓语动词用_数；3)只能指_；4)一般用来回答_引起的疑问句。 None: 1)_与of连用；2)谓语动词用_数；3)具体指_4)一般用来回答_引起的疑问句。 习题练习：（巩固no one 与
4、none 的用法)( ) 1. -How many students are there in the lab? - _.They are all in the library. A. None B. No one C. Nothing D. Neither ( ) . -_of us likes to be alone during the Spring Festival? A. No one B. Someone C. None D. Anyone( ) 3. -who will go to a movie? -_.All of us are busy preparing for our
5、exam. A. No one B. None C. Someone D. everyone合作交流二:同桌合作根据1a 口头完成下列文章。（巩固练习）It says that air pollution _a serious problem in China. But I think _ likes pollution. The government is doing _ to_.What can we do? First, we shouldnt _. Second,_ in public. Third, dont _.Everyone should _wild animals and _
6、. We should _.合作交流三:小组合作，根据以下提示词仿照上述短文做一个关于怎样保护环境的演讲。You can choose the phrases to use:1. it says that 2.something useful 3.none of 4.here and there 5.in public 6.pick flowers 7 care for 8.in a word 9.do everything we can 10. better and better （1）小组成员合作交流，根据提示词口头做出演讲。（2）小组代表展示自己的演讲。课堂小结：学生先总结：本节课我们学会了 我们能够 _ 老师与学生一起总结：Homework： 将环保演讲稿写在作业本上。 How to protect our environment
