1、Unit 13 Were trying to save the earth!,Section A 1a2c,学习目标,一、听、说、读、写以下词汇及词组：litter, bottom, fisherman, coal, public, ugly, advantage, cost, wooden, plastic, the bottom of, make a difference 二、通过学习，口、笔头掌握下列句型： 1) The river used to be so clean. 2) People are throwing litter into the river. 3) It has a
2、lways been the nicest river in this town. 4) We should write to the government. 5) I think one problem is that the air is badly polluted. 三、1. 能听懂关于环境污染和环境保护的听力材料。2. 能正确运用现在进行时态，used to结构，现在完成时态， 被动语态和情态动词谈论环境污染和环境保护。 四、通过谈论环境污染，学生能培养自己的环保意识。做到：保护环境，从我做起，从小事做起。,What are these pictures about?,Polluti
3、on,How many kinds of pollution do these pictures show?,noise pollution,water pollution,air pollution,loud music planes building houses mobile phones,rubbish littering ships factories,cars factories smoking building houses,The air isnt clear There are more and more cars and factories We should ,Group
4、 work,There are all kinds of noises in our lives. People have more modern machines. We should ,While listening,Task 1,听1b录音一遍，回答下面的问题： What kind of pollution are Tony and Mark talking about? _,water pollution,Task 2,Listen and complete the sentences.,really dirty,rubbish,fish,litter,waste,government
5、,close down,clean up,E.g. Mark: The river was dirty. Even the bottom of the river was full of rubbish. Tony: But it used to be so clean! Mark: Yes, but people are throwing litter into the river. Tony: Everyone in this town should play a part in cleaning it up!,Pair work,根据1b的表格提示，和同伴分角色表演Tony和 Mark的
6、对话。结合1a的内容，再任选一种污染表演对话。,Listen again and complete the sentences.,The air is badly polluted because there are _ on the road these days. Factories that burn coal also _ the air with a lot of black smoke. There is also too much rubbish and waste. People _ things every day. People are also littering in
7、_ like parks. This is turning beautiful places into ugly ones.,more cars,pollute,are throwing away,public places,Jason thinks that the air is badly polluted. Susan used to see the mountains clearly. 3) People are also littering in public places. 4) They think that they can do nothing to help. 5) The
8、y are talking about the noise pollution.,观察上面的黑体字内容，它们分别对应了几种时态或语态？1. _ 2. _ 3. _ 4. _ 5. _。 你能归纳出这几种时态或语态的结构吗？ _ 2. _ 3. _ 4. _ 5. _。,观察与思考：,被动语态,一般过去时,现在进行时,一般现在时,现在完成时,be + done,used to do,be+ doing,do /does,have/has + done,跟读录音，注意模仿孩子们描述污染时气愤的语音与语调。,模仿秀,Pair work,Use the information in 2a and 2b
9、 to role-play conversations between Jason and Susan.,Jason: The air has become really polluted around here. Im getting very worried. Susan: Yes, I used to be able to see stars in the sky. Jason: The problem is that ,Group work,我们该如何做来减少污染？,Homework,必做：把课堂上练习的关于环境污染的对话写下来。 选做：小组分工合作，用课前准备的照片，选取一种或几种污
10、染做成海报，,我的收获,Words：(词),Listening skill:(听力技巧),Sentences: (句),根据问题预测听力关注点。,litter, bottom, fisherman, coal, public, ugly, advantage, cost, wooden, plastic, the bottom of, make a difference,1) The river used to be so clean. 2) People are throwing litter into the river. 3) It has always been the nicest river in this town. 4) We should write to the government. 5) I think one problem is that the air is badly polluted.,新的单元，新的起点 ！ 把你们这节课的收获 统统装进自己的学习成长记录袋里吧！ 认真记录下你点滴的 学习收获哦！本单元结束时， 和同学交流一下， 比比看谁的收获更大 ！,Thank you!,
