(
课件网) Section A 1a~2c We’re trying to save the earth. Unit 13 1 2 3 Learning objectives 学习一些与环境污染、环境保护相关的词汇和短语：litter, bottom, fisherman, environmental, protection, coal, advantage…了解不同种类的污染，为保护环境做出努力；能够通过学习树立起保护环境、爱护地球的意识。（学习理解） 结合所学知识描述图片以及视频中呈现的与环保相关的信息；能够理清听力中说话人描述的环境问题，导致问题的原因，以及相应的措施。（应用实践） 以小组为单位讨论目前最为严重的环境问题，并分析原因，提出可行的解决措施，并设想一条环保标语来呼吁大家保护环境， 在实际生活中尽自己的努力去保护环境。（迁移创新） 通过本课时学习，我们能够： 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 ... ...
