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1、Unit 13 Were trying to save the earth.Go for it Grade 9Section A 2a-2dThe earth is badly polluted.What should we do to save the earth?Lets enjoy an English song called Earth Song How do you feel?air pollutionn. 煤炭煤炭The factories that burn coalpollutethe air with a lot of black smoke. water pollution
2、Factories put waste into the river.noise pollutionThere are more cars on the road.litter v. 乱扔乱扔n. 垃圾垃圾rubbish waste垃圾，废弃物垃圾，废弃物People should throw away litter in the bin.n. 垃圾箱垃圾箱自主学自主学习习：Listen to the interview. Circle the 2akinds of pollution that Jason and Susan talk about.A. land pollution B. a
3、ir pollutionC. noise pollution D. water pollution1. Who is the interviewer talking to?Susan and Jason.2. What are they talking about?The environmental problems.3. What other problems do they see?Theres too much rubbish and waste in the streets.2dRead 2d and complete the chart.Problemsair pollutionSo
4、lving problemstake the bus, subway or ride a bike instead of driving. bring a bag to go shopping.use chopsticks or forks at home.waste pollutionwooden(木头木头的的) chopsticks or plastic forksrubbishthrow rubbish in the bins.What should we do to save the earth?Turn off the lights when you leave a room.关掉关
5、掉stop riding in carsstop using paper towels or napkins（餐巾，餐巾纸）（餐巾，餐巾纸）recycle books and paper回收利用回收利用How can we do to help save the earth?Dont use paper napkins .n.餐巾纸餐巾纸Turn off the shower while you are washing your hair.Lets take action (采取行动采取行动)Take buses instead of driving cars.Turn off the lig
6、hts when you leave a room.Recycle books and paper. According to the conversation weve learned among interviewer , Susan and Jason. Lets make up our own dialogues about how to protect our environment 合作探究：合作探究：Discuss in groups .减少减少一一. cut down, 意为意为_ ； 是是“_+_“结构的短语，后结构的短语，后动词动词副词副词面所带的宾语为名词时，宾语可以位于
7、面所带的宾语为名词时，宾语可以位于down 的的_前面前面或或_后面后面；为代词时只；为代词时只能位于能位于down_ 。前面前面Youd better cut the article down to about 2000 words.cut相关的短语有哪些？相关的短语有哪些？cut off , cut up, cut in, cut into _. We want to enjoy the good environment.Please discuss in your groups these problems:1.What are the problems in our city?2. W
8、hat or who is causing these problems?3. How to make our city more and more beautiful?What can we do ?当堂当堂检测检测：当堂检测：当堂检测：用动词的适当形式填空。用动词的适当形式填空。to save1. Were trying _ (save) the earth.be2. There used to _ (be) clean and beautiful.3. Its bad for environment to use wooden_ (wood) chopsticks.The earth is badly polluted. Please make a poster and think of what we can do.1.Make a poster and think of what we can do. 2.Write a passage about how to save our earth.Thank you for listening !
