九级Unit13 SectionA课件1(1a-2d)讲述

1、The earth is polluted.the earth song by Michael Jackson !We are harming our planet in so many ways.air pollutionwater pollutionsoil pollutionserious pollutionair pollution!The weather is always foggy.We cant see the blue sky. We cant breathe the fresh air. Do you know why? air pollution Factories pr

2、oduce too much dangerous smoke. Factories pour dangerous gases into the air. The traffic produces too many fumes. Some people smoke in public places. Factories put waste into the river.water pollutionPeople are throwing litter into the river.noise pollutionThere are more cars on the road.mobile phon

3、e pollutionsoil pollutionHelp save the earth We must think of better way to treat our planet in future.1aHere are some words related to different kinds of pollution. Write them in the box below. Then add more words.loud music cars rubbish planes littering ships factories smokingbuilding houses mobil

4、e phones 与与有关有关noise pollution _ air pollution _ water pollution _ loud music; planes; ships; building house; mobile phonessmoking; factoriesfactories; rubbish; litteringfactoriescarsbuilding houses1. We could go fishing in the river.2. The river was really dirty.3. The river has always been the nic

5、est river in this town.4. We should ask the teachers for help.1bListen and check () the sentences you hear.What was the problem?The river was _. Even the bottom (底部底部) of the river was full of _. These were no more _ for fishermen (渔民渔民) to catch.What caused the problem?People are throwing _ into th

6、e 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. Listen and complete the sentences.1breally dirtyrubbishfishlitterwastegovernmentclose downclean up充满充满把垃圾扔到河里把垃圾扔到河里关闭工厂关闭工厂T

7、ony: Hey, Mark, maybe we could go swimming in the river later this afternoon.Mark: I dont think I want to go, Tony.Tony: Why not?Mark: I was there last weekend and the river was really dirty. Even the bottom of the river was full of rubbish, and there were no more fish for fishermen to catch.Tony: N

8、o way! It used to be so clean. In fact, it has always been the nicest river in this town.Mark: Not anymore. I think people are throwing litter into the river. Factories are also putting waste into the river.Tony: Thats terrible! We should write to the government. They should close down the factories

9、.Mark: Good idea! But I think everyone in this town should help to clean up the river, too. Everyone should play a part, not just the government.不可能不可能!关闭关闭清理河流清理河流把垃圾扔进河里把垃圾扔进河里把废物倒进河里把废物倒进河里Mark: The river was dirty. Even the bottom of the river was full of rubbish.Tony: But it used to be so clean

10、!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.1c在在方面起作用方面起作用 Check if you know these phrases.努力做某事努力做某事与与有关有关河底河底充满充满把垃圾扔到河里把垃圾扔到河里关闭工

11、厂关闭工厂打扫打扫多去常常多去常常在在中扮演角色中扮演角色 参与参与 try to do =try ones best to dobe related to the bottom of the riverbe full of throw litter into the riverclose down the factoriesclean upused toPlay a part in 1. Were trying to save the earth! 我们正在竭尽全力拯救地球我们正在竭尽全力拯救地球! try to do =try ones best to do努力去做某事。努力去做某事。 e

12、.g. Every student should try to study hard in order to study in a university. 为了进入大学学习为了进入大学学习,每个学生都应该努力学习。每个学生都应该努力学习。2.Here are some words related to different kinds of pollution. be related to 与与有关有关 e.g. I am not related to him in any way. 我和他无任何关系。我和他无任何关系。3. Everyone in this town should play a

13、 part in cleaning it up! play a part in 在在方面起作用方面起作用e.g. A good diet plays a large part in helping people live longer. 健康的饮食在帮助人们长寿方面起着非常大的作用。健康的饮食在帮助人们长寿方面起着非常大的作用。play a part 在在中扮演角色中扮演角色 e.g. He was invited to play a part in this TV play. 他被邀请参加这个电视剧的演出。他被邀请参加这个电视剧的演出。4. Even the bottom of the ri

14、ver was full of rubbish. Yes, but people are throwing litter into the river. litter和和rubbish都可指都可指“垃圾垃圾”，用作不可数名，用作不可数名词词。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、纸屑、不不 要的包装纸、废瓶等要的包装纸、废瓶等)”还可回收还可回收。e.g. Throw the rubbish out.把垃圾扔出去。把垃圾扔出去。The r

15、oom is full of rubbish.房间里堆满了垃圾。房间里堆满了垃圾。Pick up your litter after a picnic. 野餐后将废弃物收拾好。野餐后将废弃物收拾好。 There were piles of litter on the streets. 街上有一堆一堆的废弃物。街上有一堆一堆的废弃物。 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。litter 作作及物动词及物动词，意为，意为“把把.弄得乱七八糟弄得乱七八糟”。e.g. Dont litter up

16、the floor with scraps of paper. 别往地上乱丢纸屑。别往地上乱丢纸屑。 It is antisocial to leave ones litter in public place. 在公共场所遗弃杂物是妨害公共利益的。在公共场所遗弃杂物是妨害公共利益的。litter 还可作还可作不及物动词不及物动词，意为，意为“ 乱扔废弃物乱扔废弃物”。e.g. Please dont litter. 请勿乱扔纸屑杂物。请勿乱扔纸屑杂物。 Why do you always litter up the table with all these newspapers? 你为什么总是

17、将报纸乱丢，把桌子弄得乱糟你为什么总是将报纸乱丢，把桌子弄得乱糟 糟呢？糟呢？1. The street _ _ _ (充满了充满了) rubbish.2. _ (litter) causes pollution.3. Factories are putting _ (pollute) water into the river.4. The city _ _ (过去过去) be so clean.5. We should play a part in _ (clean) the city up.6. There _ _ _ (过去有过去有) so many trees on the hills

18、.7. 不要将房间弄得乱糟糟的。不要将房间弄得乱糟糟的。 _ _ _ the room.8. She painted herself thick and _. A. ugly B. uglify C. uglily D. uglinessis full ofLitteringpollutedused to cleaningused to beDont litter upAListen to the interview. Circle the kinds of pollution that Jason andSusan talk about.2a A. land pollution B. air

19、 pollution C. noise pollution D. water pollution1.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. There is also too much rubbish and waste. People _things away every day.4. People are also littering in_ like

20、parks. The is turns beautiful parks into ugly (丑陋丑陋) places.more carpolluteare throwing awaypublic places2b烧煤的工厂烧煤的工厂排放的大量黑烟排放的大量黑烟扔掉扔掉在公共场合扔垃圾在公共场合扔垃圾把把变成变成 Listen again and complete the sentences. 听力巩固训练听力巩固训练1. I _ _ _ able to see stars in the sky, but now I cant see them clearly.2. The air _ _ r

21、eally _ around there.3. People are also _ in public places.4. The factories that burn _ also _ the air with a lot of black smoke.used to behas become pullutedlitteringcoal polluteInterviewer: Today were talking to Jason and Susan about environmental problems. Jason and Susan, can you tell us about s

22、ome of the problems youve seen?Jason: I think one problem is that the air is badly polluted. I hardly ever see blue skies anymore.Susan: Yes, and I used to see the stars clearly.Interviewer: What do you think has caused this problem?Susan: Well, there are more cars on the road these days.Jason: And

23、factories that burn coal also pollute the air with a lot of black smoke.烧煤的工厂烧煤的工厂排放的大量黑烟排放的大量黑烟Interviewer: What other problems do you see?Susan: I guess theres too much rubbish and waste in the streets.Jason: Yes! Every day people are throwing away things like wooden chopsticks, plastic bowls and

24、plastic bags.Susan: Theyre also littering in public places, for example, during picnics in parks. This is turning beautiful places into ugly ones.Interviewer: Youre right. These are serious problems for our environment. Next, lets talk about the things we can do to help.垃圾和废物垃圾和废物扔掉扔掉在公共场合扔垃圾在公共场合扔垃

25、圾把把变成变成Jason: The air has become really polluted around here. Im really getting worried.Susan: Yes, I used to be able to see stars in the sky.Jason: The problem is that . Use the information in 2a and 2b to role-play conversations between Jason and Susan.2cInterviewer: Jason and Susan, what are your

26、 ideas for solving these problems?Jason: Well, to cut down air pollution, we should take the bus or subway instead of driving.Susan: Yeah, or ride a bike. Other advantages of bike riding are that its good for health and it doesnt cost anything!Interviewer: Great ideas! What about waste pollution?Sus

27、an: Mmm, I think simple things like bringing a bag to go shopping can help. I started doing that a year ago.Role-play the conversation.2d(优点优点)(花费花费)减少减少减少空气污染减少空气污染代替开车代替开车骑自行车骑自行车Jason: Me, too. Also, I never take wooden chopsticks or plastic forks when I buy takeaway food. I use the ones at home.

28、Susan: And remember to throw rubbish in the cans and keep public places clean and beautiful for everyone.Interviewer: So together, our actions can make a difference and lead to a better future!(外卖食品外卖食品)(塑料塑料)把垃圾扔进垃圾箱把垃圾扔进垃圾箱对对有影响有影响/作用作用导致，导致，通向通向通向美好的未来通向美好的未来Read 2d and complete the chart.Problem

29、sSolving problemsair pollutionwaste pollutionwooden (木头木头的的) chopsticks or plastic forksrubbishtake the bus, subway or ride a bike instead of driving. bring a bag to go shopping.use chopsticks or forks at home.throw rubbish in the bins.2dJason and Susan, what are your ideas for solving these problem

30、s? Check if you know these phrases.公共场所公共场所把把变成变成减少空气污染减少空气污染乘公共汽车或地铁乘公共汽车或地铁代替代替/而不是开车而不是开车骑自行车骑自行车骑自行车的好处骑自行车的好处把垃圾扔进垃圾箱把垃圾扔进垃圾箱对对有影响有影响通向美好的未来通向美好的未来解决问题解决问题throw awayturn intocut down air pollutiontake the bus or subwayinstead of drivingRide a bikethe advantages of bike ridingthrow rubbish in th

31、e cansmake a difference to sblead to a better futuresolve a/the problem1.This is turning beautiful places into ugly ones. turn into 把把变成变成e.g. The icy rain seemed like to turn into snow. 渐渐地冻雨又变成雪花的模样。渐渐地冻雨又变成雪花的模样。(1)become 多指身份，职位等的变化多指身份，职位等的变化,它强调变它强调变 化过程已经完成，后面可以接名词或者形容词。化过程已经完成，后面可以接名词或者形容词。

32、He becomes a teacher.(2) get多用于口语，表示一种变化过程多用于口语，表示一种变化过程,强调的强调的 是是“渐渐变化渐渐变化”后常接形容词的比较级形式。后常接形容词的比较级形式。 In winter the days get shorter.冬天白天渐渐变短。冬天白天渐渐变短。 (3) turn 指的是在颜色和性质等方面与以前的完全不指的是在颜色和性质等方面与以前的完全不 同，强调变化的结果。同，强调变化的结果。 leaves turned brown in the mountains. 山里的树叶已经变成了棕色。山里的树叶已经变成了棕色。2. cut down, 意

33、为意为减少减少； 是是“动词动词+副词副词”结结构的短语，后面所带的宾语为名词时，宾语构的短语，后面所带的宾语为名词时，宾语可以位于可以位于down的前面或后面；为代词时只能的前面或后面；为代词时只能位于位于down前面。前面。 Youd better cut the article down to about 2000 words. cut 后接后接off, into,up, in 的不同：的不同：cut off切断；切除切断；切除cut into把把.切成切成.cut up切碎切碎cut in 插队插队3. There are other advantages of bike riding

34、. advantage作作名词名词，意为，意为“有利条件有利条件,优点优点,优势优势”反义词反义词为为disadvantage。如：如：He had the advantage of a good education. 他具备受过良好教育的优势。他具备受过良好教育的优势。 What is the advantage of using nuclear power? 使用核能有何好处使用核能有何好处?advantage还可作还可作及物动词及物动词，意为，意为“有利于；使有利于；使处于优势处于优势”。如：如：It would advantage him to go abroad. 出国会对他有好处。

35、出国会对他有好处。 It would advantage you to work hard. 努力工作对你会有益。努力工作对你会有益。4. Its good for health and it doesnt cost anything! be good for“有益于；适于有益于；适于”后接后接名词名词或或动词动词-inge.g. Do it up. Itll be good for you. 把它喝完，它对你有益。把它喝完，它对你有益。 cost v. 花费；指花费金钱，主语通常是物。花费；指花费金钱，主语通常是物。cost的过去式和过去分词均为的过去式和过去分词均为cost。e.g. Th

36、e new shirt cost Mr Wang 200 yuan. 王先生花了王先生花了200元买了新衬衫。元买了新衬衫。take, spend, pay & cost1)take多表示花费时间多表示花费时间，常用于常用于It takes sb. some time to do sth.句型中句型中 e.g. It usually takes me 40 minutes to cook the dinner.2) spend多表示花费时间和金钱多表示花费时间和金钱,主语通常是人主语通常是人，常用于常用于sb. spend(s) some time / money on sth. sb. sp

37、end(s) some time / money (in) doing sth. e.g. David spent 2,000 yuan on the new machine. My father spends an hour (in) watching the news on TV every day.3) pay多表示花费金钱，主语通常是人多表示花费金钱，主语通常是人， 常用于常用于sb. pay(s) some money for sth.句型。句型。 e.g. Tom paid 20 ￥ for his breakfast yesterday.4) cost多表示花费金钱，主语通常是物

38、多表示花费金钱，主语通常是物，常用于，常用于 sth. cost(s) (sb.) some money.句型。句型。 e.g. The new dress cost Linda 88 yuan.How much does the new computer cost? 新电脑花了多少钱？新电脑花了多少钱？用用take, spend, pay或或cost的适当形式填空。的适当形式填空。1. That new car _ them lots of money.2. Mona _ 50 yuan on the books just now.3. It usually _ me an hour to

39、do my homework.4. You should _ some time practicing your pronunciation.5. My brother _ 6, 000 yuan for the new computer yesterday.cost spent takesspendpaid5. So together, our actions can make a difference and lead to a better future! make a difference (to) 表示表示(对对)产生影响或作用产生影响或作用 e.g. Do you think his words would make any difference to the final decision? 你认为他的话会对最后的决定产生影响吗？你认为他的话会对最后的决定产生影响吗？ The new teacher always encourages little Tom. This has made a big difference to him. 新来的老师总是鼓励小汤姆，这对他影响很大。新来的老师总是鼓励小汤姆，这对他影响很大。把下面的短语与汉语意思连起来