Unit 13 Section A 1a 2d(人教版九下英语课件).pptx(课件中不含音视频素材)

1、uTo talk about air pollution,water pollution and noise pollution.uTo think about ways of protecting the environment.uTo learn to use the sentence patterns used to.but now should do sth.Here are some words related to different kinds of pollution.Write them in the box below.Then add more words.1anoise

2、 pollution _air pollution _water pollution _loud musicplanesmobile phonesfactoriescarssmokingshipsfactorieslitteringrubbishbuilding housesbuilding housesloud music cars rubbish planeslittering ships factories smokingbuilding houses mobile phonescarsListen and complete the sentences.What was the prob

3、lem?The river was _.Even the bottom of the river was full of _.There were no more _ for fishermen to catch.really dirtyrubbishfish1bWhat 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 th

4、em to _ the factories.Everyone should help to _ the river.litterwastegovernmentclose downclean upListen again and answer the following questions.1.What does Tony want to do later this afternoon?He wants to go swimming with Mark in the river later this afternoon.2.Why doesnt Mark want to go with Tony

5、?Because 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.3.How was the river in the past?It used to be so clean.It has been the nicest river in this town.Role-play the conversation.Then make your own conversations about t

6、he kinds of pollution in 1a.1cMark: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!Listen to the interview.Circle the kinds of pollution

7、 that Jason and Susan talk about.A.land pollution B.air pollutionC.noise pollution D.water pollution2aListen 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.more carspollute2b3

8、.There is also too much rubbish and waste.People _ things every day.4.People are also littering in _ like parks.This is turning beautiful places into ugly ones.are throwing awaypublic placesUse the information in 2a and 2b to role-play conversations between Jason and Susan.2cJason:The air has become

9、 really polluted around here.Im getting very worried.Susan:Yes,I used to be able to see stars in the sky.Jason:The problem is that.What should we do to save the earth?Turn off the lights when you leave a room.Stop riding in cars.Stop using paper towels or napkins.n.餐巾餐巾,餐巾纸餐巾纸Recycle books and paper

10、.v.回收利用回收利用;再利用再利用Interviewer:Jason and Susan,what are your 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.There are other advantages of bike riding.Its good for health and it doesnt cost anything!Ro

11、le-play the conversation.2dInterviewer:Great ideas!What about waste pollution?Susan:Mmm,I think simple things like bringing a bag to go shopping can help.I started doing that a year ago.Jason:Me,too.Also,I never take wooden chopsticks or plastic forks when I buy takeaway food.I use the ones at home.

12、Susan:And remember to throw rubbish in the bins and keep public places clean and beautiful for everyone.Interviewer:So together,our actions can make a difference and lead to better future!Complete the chart.ProblemsSolving problemsair pollutionwaste pollutiontake the bus,subway or ride a bike instea

13、d of drivingbring a bag to go shoppinguse chopsticks or forks at homehrow rubbish in the bins1.Were trying to save the earth!我我们正在竭尽全力拯救地球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.g.Well try to finish the work in a week.我们将努力在一周内完成这项工作。我们将努力在一周内完成这项工作。2.Here are some words related to d

14、ifferent kinds of pollution.be related to 与与有关有关 e.g.Is the driver related to the accident?司机和这起事故有关吗？司机和这起事故有关吗？3.Even the bottom of the river 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”，用作不可数名词。，用作不可数名词。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、

15、（纸屑、不要的包装纸、废瓶等）不要的包装纸、废瓶等）”还可回收还可回收。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。e.g.Throw the rubbish out.把垃圾扔出去。把垃圾扔出去。The room 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。4.Everyone in this town should play a part in cleaning it up!

16、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健康的饮食在帮助人们长寿方面起着非常 大的作用。大的作用。5.Its good for health and it doesnt cost anything!cost v.花费；使付出花费；使付出，指花费金钱，主语通常是，指花费金钱，主语通常是物物。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.The new shirt cost Mr Wang 200

17、 yuan.王先生花了王先生花了200元买了新衬衫。元买了新衬衫。How much does the new computer cost?新电脑花了多少钱？新电脑花了多少钱？take,spend,pay&costtake，spend，pay和和cost都可以表示都可以表示“花费花费”，但它们的用法各有不同。但它们的用法各有不同。1)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，其中其中it作形式主语作形式主语。e.g.It usually takes me 40 minutes to cook the dinne

18、r.spend多表示多表示花费时间和金钱花费时间和金钱，主语常是，主语常是人人，常用于常用于sb.spend(s)some time/money on sth.sb.spend(s)some time/money(in)doing sth.两种句型。两种句型。e.g.David spent 2,000 yuan on the new machine.My father spends an hour(in)watching the news on TV every day.pay多表示多表示花费金钱花费金钱，主语通常是，主语通常是人人，常用于，常用于sb.pay(s)some money for

19、 sth.句型。句型。e.g.Tommy paid 20 yuan for his breakfast yesterday.cost多表示多表示花费金钱花费金钱，主语通常是，主语通常是物物，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.根据句意用根据句意用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 us

20、ually _ me an hour to do my homework.cost spent takes【运用】4.You should _ some time practising your pronunciation.5.My brother _ 6,000 yuan for the new computer yesterday.spendpaidbin,cost,coal,fisherman,takeaway1.A hot _ fell out of the fire and burnt the carpet(地毯地毯).2.A _ is hot cooked food that yo

21、u buy from a shop or restaurant and eat somewhere else.coaltakeaway.根据句意，从方框中选择恰当的单词填空，有的需要变换形式。3.Do you want this or shall I throw it in the _?4.Writing such a long novel _ much time and patience.5.Look!Some _ are catching fish over there.costsfishermenbin.根据汉语意思完成英语句子。1.工人们正在竭尽全力降低事故率。工人们正在竭尽全力降低事

22、故率。The workers are doing all they can _ the accident rate.2.左边第二个房间里堆满了书。左边第二个房间里堆满了书。The second room on the left is _ books.to cut downfull of/filled with3.你应该向那些参与挽救病人的医生道谢。你应该向那些参与挽救病人的医生道谢。You should say thanks to those doctors who have _ saving the patient.played a part in4.拉里将去开会，而不是我。拉里将去开会，而

23、不是我。Larry will go to the meeting _ me.instead of5.我的目的是把这件坏事变成好事。我的目的是把这件坏事变成好事。My purpose is to _ this bad thing _ a good one.6.保持教室干净是我们的责任。保持教室干净是我们的责任。Its our duty to _ the classroom _.turnkeepintoclean7.我们小区的噪音污染很严重。我们小区的噪音污染很严重。The _ in our neighborhood is very serious.noise pollution.汉译英。1.我尽

24、量今天晚上完成工作。我尽量今天晚上完成工作。2.他在工作中其重要作用。他在工作中其重要作用。3.这些问题都是密切相关的。这些问题都是密切相关的。I will try to finish the work this evening.He plays an important part in the work.These problems are closely related.Many jobs require people who are good at English.If your English is good,you will have one more _ when searchin

25、g for jobs.A.method B.interest C.advantage D.examination 中考链接句意为“很多工作要求擅长英语的人。如果你的英语很好，在找工作的时候会拥有又一个优点。”方法优点兴趣考试The teenagers clean up the city park every Saturday.Sometimes small things can make a _.A.promise B.conversation C.difference D.discussion 中考链接句意为“那些青少年每周六都打扫城市公园。有时候一些小事也会产生（好的）影响。”承诺不同对话讨论1.Write a short passage about how to protect our environment.2.Preview the new words and expressions.3.Preview the article on page 99.