人教九年级全一册Unit13SectionA1a-1c课件(2)

The river is badly polluted. But it used to be clean and beautiful. The air is badly polluted. But we used to see the blue sky. The road is so noisy. But it used to be quiet. The land has been polluted badly. But there used to be many green trees and plants 1a Here are some words related to different kinds of pollution. Write them in the box below. Then add more words. noise pollution ____________ ____________ ____________ ____________ ____________ air pollution ___________ ___________ ___________ ___________ water pollution ____________ ____________ ____________ ____________ factories cars smoking … ships factories… littering rubbishbuilding houses loud music cars rubbish planes littering ships factories smoking building houses mobile phones loud music planes mobilephones building houses cars … 1b Listen and complete the sentences. What was the problem? The river was _____________. Even the bottom (底部) of the river was full of _________. There were no more ______ for fishermen (渔民) to catch. really dirty rubbish fish What caused the problem? People are throwing _______ into the river. Factories are putting ______ into the river. How should the problem be solved? We should write to the ____________ and ask them to ___________ the factories. Everyone should help to __________ the river. litter waste government close down clean up Please make a similar conversation according to the example? A:The river is badly polluted.Even the bottom of the river was full of rubbish. B:But it used to be clean! A:Yes,but people are throwing litter into the river. B:Everyone in this town should play a part in cleaning it up. l close down the factories; l help to clean up the river; l take the bus or subway; l ride a bike; l bring a bag to go shopping, l throw rubbish in the bins; l turn off the lights when you leave a room; l recycle books and paper; l turn off the shower when you wash your hair; l don't use napkins; l don't use plastic bags; l don't use paper bowls or cups…… Competitors : Team A ＆ Team B. Subject(主题) : About protecting the environment . Ways(方式) : The team members in each team can rush to answer--give suggestions about protecting the environment .(学生抢答--- 给出关于环保的小建议) Rules : 1.The one who hands up first can get a (规则) chance to answer. 2.Only one member on each team can get the chance at a time.(每组一次只能一人抢答) 3.The stop time between the last one and the next one must be in 5 seconds. . (两组队员抢答间隔时间不能超过5秒） Time(时间） : 5 minutes Behavior Yes No Recycle the cans（易拉罐）. Recycle the old books and newspapers. Take a shopping bag while shopping. Write on both sides of the paper. Go to school on foot. Turn off the lights while leaving the room. Save every drop of water. Protect the animals. Seldom use paper bowls or cups. Throw the rubbish in the bins. 0—3 not green at all 4—7 green 8—10 greener Ending Style