(课件网) Unit 13 We're trying to save the earth section A 1a-1c 1. We’re trying to save the earth! 我们正在竭尽全力拯救地球! try to do =try one’s best to do 尽力去做某事 e.g. We’ll try to finish the work in a week. 我们将努力在一周内完成这项工作。 Language points try doing sth. 试着做某事 try on 试穿 try out 尝试；试验；试试 try短语 Warming up The earth is polluted. mobile phone pollution People should throw away litter in the bin. noise pollution There are more cars on the road. air pollution The factories that burn coal pollute the air with a lot of black smoke. water pollution Factories put waste into the river. Here are some words related to different kinds of pollution. Write them in the box below. Then add more words. 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 1.What does Tony want to do later this afternoon He wants to _____ in the river later this afternoon. 2. How was the river in the past It used to be so _____. It has been the _____ in this town. Listen again and answer the following questions go swimming with Mark clean nicest river The river was dirty. Even the bottom of the river was full of rubbish. But it used to be so clean! People are throwing litter into the river. What should we do Factories are also putting waste into the river. Translation 1.拯救地球 2.在...底部 3.充满了 4.在...起作用 5.把... 扔入... 6.关闭 save the earth at the bottom of be full of play a part in throw...into close down 1. Copy the new words and remember them. 2. Read the listening materials of 1b. Homework
