新人教版英语九年级Unit13-Were-trying-to-save-the-earth!section-A-课件1.ppt

* Unit 13 We are trying to save the earth. air pollution water pollution noise pollution land pollution 1a Here are some words related to different kinds of pollution. Write them in the box below. Then add more words. noise pollution ____________ ____________ ____________ ____________ cars air pollution ___________ ___________ ___________ ___________ water pollution ____________ ____________ ____________ ____________ loud music planes mobile phones factories cars smoking ships factories littering rubbish building houses building houses loud music cars rubbish planes littering ships factories smoking building houses mobile phones close down the factories; help to clean up the river; take the bus or subway; ride a bike; bring a bag to go shopping,throw rubbish in the cans; turn off the lights when you leave a room; use paper or resusable bags; recycle books and paper; turn off the shower when you wash your hair; dont use napkins; 1b Listen and complete the sentences. The river was _____________. Even the bottom (底部) of the river was full of _________. There were no more ______ for fishermen (渔民) to catch. What was the problem? really dirty rubbish fish What caused the problem? People are throwing _______ into the river. Factories are putting ______ into the river. We should write to the ____________ and ask them to ___________ the factories. Everyone should help to __________ the river. How should the problem be solved? litter waste government close down clean up 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 littering in the river. Tony: Everyone in this town should play a part in cleaning it up! Role-play the conversation. Then make your own conversations about the kinds of pollution in 1a. 1c Mark: The sky is so ______ . We can hardly see the blue shy these days .