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课件网) Unit 13 We’re trying to save the earth ! Section A (1a-2c) Do you like these beautiful places Lead in Lead in But now, the earth is polluted. Lead in What kind of pollution do you know pollution What can you see in the pictures in 1a 2 3 1 4 Here are some words related to different kinds of pollution. Write them in the box below. Then add more words. 1a loud music cars rubbish planes littering ships factories smoking building houses mobile phones nois llution loud m planes litterin ships factories mobile phones building houses (machines, crowds) smoking factories building houses (burning, power plants) (sewage, pesticides) What kinds of pollution are they talking about Susan Jason kinds of lk about. 2a What caused these problems r pollution C. noise pollution D. water pollution What caused these problems Let’s think air pollution Some factories burn coal and There are more and more cars they pollute the air with a lot of on the road. They put the waste black smoke. into the air. What caused these problems Let’s think There is too m rubbish and wa People use too many plastic bags. 2b Listen again and complete the sentences. 1. The air is badly polluted because there are _____ on the road these days. more cars pollute 2. Factories that burn coal also _____ the air with a lot of black smoke. 3. There is also too much rubbish and waste. People _a_r_e_t_h_r_o_w_i_n_g_a_w__a_y_ things every day. public places 4. People are also littering in _____ like parks. This is turning beautiful places into ugly ones. 2c Work in groups. Each group choose a topic in 2a. Say the words or phrases related to the word or phrase that the previous (前一个的) person said. farm burn … Lead-in: watch a video What caused these problems Let’s think water pollution People throw litter into the river Some factories put the waste directly. water into the river. 1b Listen and complete the sentences. The river was __r_e_a_ll_y_d_i_r_ty_. Even the bottom of the What was the problem river was full of _____. There were no more rubbish _____for fishermen to catch. what fish People are throwing _____ into the river. litter What caused the Factories are putting _____ into the river. waste why problem We should write to the __g_o_v_e_r_n_m__en__t _ and ask them How should the problem be solved to _____ the factories. Everyone should close down help to _____the river. clean up how Discussion: What can we do to save the earth in our lives stop riding in turn off the lights when we leave a room cars/ride a bike turn off the shower while we are recycle books and paper washing our hair Don’t use paper napkins. throw the rubbish into the bins Post-listening: imagine that you are an ambassador of environmental protection in your community. Please give a report on an environmental problem and its causes and solutions. Checklist ①Tell what kind of pollution is What Why ②Tell the phenomenon of the pollution ③Tell what caused ... ...
