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1、,Unit 13 Were trying to save the earth!,Section A 1a-2c,Lets watch a video about the fog and haze,(穹顶之下 柴静),雾霾,The earth is polluted.,Chai Jing A famous host, a reporter,What can you get from the video?,pollution,Preview detection (检查预习 未雨绸缪),bottom,n. 底部，最下面,fisherman,n. 渔民，钓鱼的人,fishermen,(pl),coal
2、,n. 煤块,ugly,adj.丑陋的， 难看的,advantage,n. 优点，有利条件,disadvantage,n. 缺点，不利条件,wooden,adj. 木制的，木头的,n. 木头，木材,wood,plastic,adj. 塑料的，n.塑料，塑胶,takeaway,n. 外卖,the bottom of the river,be full of,write to sb.,play a part in,throw litter into the river,turninto,cut down,在河的底部 充满 给某人写信 把垃圾扔到河里 发挥作用 把变成 砍倒,Translate th
3、em into English：,Because of pollution, the river isnt clean any more.,water pollution,Because of pollution, our sky isnt blue any more.,air pollution,Because of pollution, many animals were killed.,Because of pollution, more and more animals dont have places to live in.,land pollution,Because of pol
4、lution, more and more people suffer from headache.,noise pollution,water pollution,air pollution,serious pollution,noise pollution,land pollution,increase environmental awareness,环保意识,1b,Listen and complete the sentences.,really dirty,rubbish,fish,litter,waste,government,close down,clean up,2b,Liste
5、n again and complete the sentences.,1. The air is badly polluted because there are _ on the road these days. 2. Factories that burn coal also _ the air with a lot of black smoke.,more cars,pollute,3. There is also too much rubbish and waste. People _things every day. 4. People are also littering in
6、_ like parks. This is turning beautiful places into ugly ones.,are throwing away,public places,turn into 把变成,What should we do to save the earth?,Discuss in groups.,close down the polluted factories; help to clean up the river/parks; plant more and more trees. ride a bike; bring a cloth bag to go sh
7、opping; turn off the lights when you leave a room; Dont use plastic bags any more; recycle books and paper; Dont throw litter into the river;,Save the earth!,发出倡议书,Make a proposal,The air is fresh and the river is clean .,2c,Use the information in 2a and 2b to role-play conversations between Jason a
8、nd Susan.,A: The air/river/land has become really polluted round here. Im getting very worried/nervous. B: Yes, I used to. A: The problem is that ,therere more cars on the road these days. factories that burn coal also pollute the air with a lot of black smoke. there is also too much rubbish and was
9、te. people are throwing away things every day. ,Exercise:用动词的适当形式填空 1. Were trying _ (save) the earth. 2. There used to _ (be) clean and beautiful. 3. There are too many _ for _ to catch (fish). 4. Its bad for environment to use _ (wood) chopsticks.,to save,be,fish,wooden,fishermen,5. What are your ideas for _ (solve) these problems?,solving,Review the new words and useful expressions in Section(1a-2c). Write a short passage about how to protect our environment.,Homework,Thank you! Goodbye!,
