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1、Unit 13 Were trying to save the earth 第一课时第一课时(Section A)1a-2d展标（1） 1、通过观察图片了解各种污染方式2、通过听力训练及2d掌握环境保护作文 的写法 攻标(8)：1、通过观察图片了解各种污染方式2、课本1aproblemsnoise pollution noise/air pollutionair pollutionwater pollutionHere are some words related to different kinds of pollution. Write them in the box below. The
2、n add more words.1aloud music cars rubbish planeslittering ships factories smokingbuilding houses mobile phoneslitter v. 乱扔 n. 垃圾；废弃物rubbish n. 垃圾；废弃物litter 作作不可数名词不可数名词，意为，意为“垃圾；垃圾；废弃物废弃物”。litter和和rubbish都可指都可指“垃圾垃圾”，用作不可数名词。，用作不可数名词。rubbish指指“没用的东西没用的东西(被扔或将要丢弃的无用被扔或将要丢弃的无用的东西的东西)”不可回收。不可回收。litter
3、指指“(室内或公共场所室内或公共场所)乱扔的废物乱扔的废物(纸屑、不纸屑、不要的包装纸、废瓶等要的包装纸、废瓶等)”还可回收。还可回收。eg: There will be fines for people who drop litter . 乱扔垃圾的人将被罚款。乱扔垃圾的人将被罚款。The room is full of rubbish. 房间里堆满了垃圾。房间里堆满了垃圾。noise pollution _air pollution _water pollution _loud musicplanesmobile phonesfactoriescarssmokingshipsfactori
4、eslitteringrubbishbuilding housesbuilding housesloud music cars rubbish planes littering ships factories smoking building houses mobile phones machines/crowdsburning/chemical materialsindustrial waste 2、通过听力训练掌握环境保护作文 的写法Predict what Tony and Mark are talking about according to the chart.Predict the
5、 answers before listening.Pre-listeningWhat 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
6、 should write to the _ and ask them to _ the factories. Everyone should help to _the river.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Listen and complete the sentences.1bWhat was the problem?The river was _. Even the bottom of the river was full of _. There were no more _for
7、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 clo
8、se down clean upTony wants to go _ in the river with Mark this afternoon. But Mark doesnt want to go, _ he went there last weekend and the river was really _. Even the _of the river was full of _, and there were no more fish for fishermen to _. Tony thinks the river used to be so _. It has always be
9、en the _(nice) river in this town. Mark tells Tony that people are throwing _ (垃圾）垃圾）into the river. Factories are also putting _(废气物废气物) into the river. They decide to write to the _ (政府）政府）and hope that it could _ (关闭）关闭）the factories. They also think that everyone should help to _ (清理清理 )the rive
10、r and _ (发挥作发挥作用）用） in protecting the environment.Retell the conversation. swimmingbecausedirtybottomrubbishcatchcleannicestlitterwastegovernmentclose downclean upplay a part现象-原因-解决措施Role-play the conversation. Then make your own conversations about the kinds of pollution in 1a. 1cMark: The river w
11、as dirty. Even the bottom of the river was full of rubbish.Tony: But it used to be so clean!Mark: Yes, but people are throwing litter into the river.Tony: Everyone in this town should play a part in cleaning it up!参与；在方面起作用；在中扮演角色problemsolutioncauseListen to the interview. Circle the kinds of pollu
12、tion that Jason and Susan talk about.2a A. land pollution B. air pollution C. noise pollution D. water pollution 2b Listen again and complete the sentences.1. The air is badly polluted because there are _ on the road these days.2. Factories that burn coal also _ the air with a lot of black smoke.3.
13、There is also too much rubbish and waste. People _ things every day.4. People are also littering in _ like parks. This is turning beautiful parks into ugly ones. more cars pollute are throwing away public placesUse the information in 2a and 2b to role-play conversations between Jason and Susan.The a
14、ir has become really polluted around here. Im getting very worried.Yes, I used to be able to see stars in the sky.The problem is that .2c2d解决措施 air pollution-we should take the bus or subway instead of driving. waste pollution-we can bring a bag to go shopping/ we never take wooden chopsticks or pla
15、stic forks when we buy takeway food. we should throw rubbish in the bins and keep public places clean and beautiful ending-our actions can make a differences and lead to a better future!Key expressions:Words:litter, bottom, fisherman, coal, public, ugly, advantage, cost, wooden, plastic, the bottom
16、of, make a differenceSentences:1) The river used to be so clean.2) People are throwing litter into the river.3) It has always been the nicest river in this town.4) We should write to the government.5) I think one problem is that the air is badly polluted.及时小结及时小结才能巩固才能巩固所学知识所学知识SummaryWe love the earth. It is our planet.We love the earth. It is our home.Earth is our mother. Without earth,without life.We can do it from little things,for ourselves and for our “mother”.Homework1、熟背课本2d2、写一篇关于环境保护的作文