初三被动语态复习公开课课件.ppt

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1、Passive Voice(被动语态)Dec.5,1952(65 years ago)（伦敦雾霾事件）GuessWhat happened in this incident?The London smogThe London smogkilled 12000 people.polluted the water.Put the active voice into passive voice (主动语态主动语态)（被动语态）（被动语态）The London smog killed 12000 people.The London smogkilled 12000 peoplewere killed

2、by the London smog.The London smog polluted the water.the water.The waterpollutedwas pollutedThe London smog by the London smog.After the smog1.About 12 000 people_ by the smog.(kill)2.Food in the shop_out.(sell)3.The water_by the smog.(pollute)4.Clean Air Act(清洁空气法案清洁空气法案)_by the government.（carry

3、out）were killedwas soldwas pollutedwas carried out You are a reporter from CCTV.After the smog,you are interviewing a man from London.大家有疑问的，可以询问和交流大家有疑问的，可以询问和交流可以互相讨论下，但要小声点可以互相讨论下，但要小声点可以互相讨论下，但要小声点可以互相讨论下，但要小声点Work in pairsA:Hello,Im from CCTV.Can I ask you some questions?_ you hurt by the smog?

4、B:Yes.My throat_ badly hurt.A:_ you helped by others in the smog？B:Yes.I _ taken to the hospital.A:What was affected by the smog?B:The water _ polluted and the roads _ crowded with cars.werewerewerewaswaswasWork in pairsA:Hello,Im from CCTV.Can I ask you some questions?_ you hurt by the smog?B:Yes.M

5、y throat_ badly hurt.A:_ you helped by others in the smog？B:Yes.I _ taken to the hospital.A:What was affected by the smog?B:The water _ polluted and the roads _ crowded with cars.werewerewerewaswaswasWas/were一般过去时的被动语态：一般过去时的被动语态：was/were+过去分词过去分词waswere was 过去分词过去分词NowIn China,a lot of cities are s

6、uffering from the same problem now.DiscussionWhat problems are caused by the smog?The roads areSome highways areHospitals are Put the following into passive voice(被动语态被动语态).1.The smog destroys many trees.2.Doctors take good care of many people.3.The smog reduces the vision.4.Yellow fog covers severa

7、l places in Beijing.Several places in Beijing are covered by yellow fog.Many people are taken good care of by doctors.The vision is reduced by the smog.Many trees are destroyed by the smog.一般现在时的被动语态：一般现在时的被动语态：am/is/are+过去分词过去分词am/is/are过去分词过去分词amare is In the future.What should people do in the fu

8、ture?plant more treesWe can plant more trees.More trees can be planted.What should people do in the future?The use of cars should be reduced.reducethe use ofcarsWe should reduce the use of cars.What should be done by the Chinese government in the future?some laws should carry outSome laws should be

9、carried out.What should be done by the Chinese government in the future?new energy must developNew energy must be developed.More trees can be planted.The number of cars should be limited.Some laws should be carried out.New clean energy must be developed.情态动词的被动语态情态动词的被动语态can/may/must/should be+过去分词过

10、去分词GroupworkGroupworkan officialHow to deal with the smog?What should be done by the government?A:Trees should be planted.B:Windows.C:Cars,Public transportD:Green area.because.Report:Write down your good ideas.Choose one of your members to make a report.eg:In my group,says（绿化带）（绿化带）How to deal with

11、the rubbish?The rubbish is bad for the peoples health and the environment _(pollute)by it.So many special robots _(use).And many ways _(think)out and tried by the government.First the rubbish can _(divide)into different kinds.Broken houses can _(use)to make new roads.Broken cars and ships can_(send)

12、to the factories.Newspapers,glass and used cans can _(recycle).Polluted water is a big problem,we must deal with it before it _(pour)into the sea.Some harmful rubbish can _(burn)so that it will cause less pollution.is pollutedare usedare thoughtbe dividedbe usedbe sentbe recycledis pouredbe burntHomework If anoter disaster(灾难灾难)happen,what can/must/should be done by us?Write at least 6 sentences using passive voice.We are all in this together!We shall survive and thrive together!(同呼吸，共命运)Let our world become a better place to live!