(
课件网) Section A 1a~2c We’re trying to save the earth. Unit 13 1 2 3 To learn to protect environment; To talk about different kinds of pollution; To master the key words and phrases: litter, bottom, fisherman, environmental protection, coal, advantage… Learning objectives What happened in the picture The earth is polluted. Lead in What is pollution What kind of pollution are they land pollution air pollution water pollution noise pollution What can you see in the pictures in 1a 1 2 3 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 air pollution litter v. 乱扔 n. 垃圾；废弃物 cars factories smoking building houses (burning, power plants) noise pollution water pollution loud music planes building houses mobile phones (machines, crowds) rubbish littering ships factories (sewage, pesticides) Let’s know more about water pollution. Read and try to predict the answers. What was the problem The river was _____. Even the bottom of the river was full of _____. There were no more _____for fishermen to catch. 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. 系动词后 + 形容词 后加名词 请认真阅读句子，分析每空应填词性，预测所填内容 n. 底部；最下部 反义词是top (顶端；顶部) fisherman n.渔民；钓鱼的人 1b Listen and complete the sentences. 1b What was the problem The river was _____. Even the bottom of the river was full of _____. There were no more _____for fishermen to catch. 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. really dirty rubbish fish litter waste government close down clean up 听力原文 Check the answers! play a part in doing sth. 参与做某事; 在做某事上起作用 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. used to do sth. “过去常常……” 表示过去习惯性的动作但如今已不存在 play a part in doing sth. “参与做某事; 在做某事上起作用” 1c What causes the water pollution People throw rubbish into the river. Factories put the waste into the river. What can we do to solve it We can help to clean the river. The government should close down the factories. The government should make serious laws about water protection. We should save water. Listen to the interview. Circle the ... ...
