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1、Unit 13We are trying to save the earth！,Section A 1a-1c,九年级(全),Objectives,To talk about air pollution, water pollution and sound pollution.To think about ways of protecting the environment.,The earth is polluted.,air pollution,The factories that burn coal pollutethe air with a lot of black smoke.,n.
2、 煤炭,Factories put waste into the river.,water pollution,mobile phone pollution,litter v. 乱扔 n. 垃圾rubbish waste垃圾，废弃物,People should throw away litter in the bin.,n. 垃圾箱,noise pollution,There are more cars on the road.,Here are some words related to different kinds of pollution. Write them in the box
3、below. Then add more words.,1a,noise pollution _,air pollution _,water pollution _,loud music,planes,mobile phones,factories,cars,smoking,ships,factories,littering,rubbish,building houses,building houses,Listen and complete the sentences.,1b,really dirty,rubbish,fish,litter,waste,government,close do
4、wn,clean up,Watch and read,备注：见视频Section A 1b,Listen again and answer the following questions.,What does Tony want to do later this afternoon? He wants to go swimming with Mark in the river later this afternoon.,2. Why doesnt Mark want to go with Tony? Because the river was really dirty. Even the bo
5、ttom of the river was full of rubbish, and there were no more fish for fishermen to catch. 3. How was the river in the past? It used to be so clean. It has been the nicest river in this town.,Role-play the conversation. Then make your own conversations about the kinds of pollution in 1a.,1c,Practice
6、,Make conversations using the words in 1a.,The river has always been the nicest river in this town.,Yes, it used to be so clean.,What caused the problem?,But I was there last weekend and the river was really dirty.,Factories are also putting waste into the river.,People are throwing litter into the
7、river.,What should we do?,We should write to the government and ask them to close down the factories.,What else can we do?,Everyone should help to clean up the river.,Were trying to save the earth! 我们正在竭尽全力拯救地球!,try to do =try ones best to do 努力去做某事,Language points,Every student should try to study
8、hard in order to study in a university.为了进入大学学习，每个学生都应该努力学习。,2. Here are some words related to different kinds of pollution.,be related to 与有关,I am not related to him in any way. 我和他无任何关系。,3. Everyone in this town should play a part in cleaning it up!,lay a part in 在方面起作用,A good diet plays a large p
9、art in helping people live longer.健康的饮食在帮助人们长寿方面起着非常大的作用。,4. Even the bottom of the river was full of rubbish. Yes, but people are throwing litter into the river.,litter 和 rubbish “垃圾”，不可数名词rubbish 指“没用的东西(被扔或将要丢弃的无用的东西)”,不可回收litter 指“(室内或公共场所)乱扔的废物(纸屑、不要的包装纸、废瓶等)”,还可回收,Throw the rubbish out. Pick u
10、p your litter after a picnic.,Quiz,汉译英。你在努力做什么？ 他在工作中起到极其重要的作用。 这些问题都是密切相关的。,What are you trying to do?,He plays an important part in the work.,These problems are closely related.,1. Write a short passage about how to protect our environment.2. Preview the new words and expressions.,Homework,Thank You!,