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1、主动语态和被动语态课件主动语态和被动语态课件Englishisspokenbythemostpeopleintheworld.isspokenpeopleEnglish主变被解题步骤主变被解题步骤:1.找宾语找宾语-即动作的承受者即动作的承受者Theymakeshoesinthatfactory.Shoes2.判断宾语的单复数判断宾语的单复数-即即be动词的单复数动词的单复数.arewere3.判断动词的时态判断动词的时态-即即be动词的时态动词的时态.4.修改谓语的时态修改谓语的时态-即原句动词改为过去分词即原句动词改为过去分词made5.修改原句的主语修改原句的主语-即即by+主语主语.b
2、ythem.Wecleanedtheclassroomyesterday.Theclassroom wascleanedyesterday.byus一般现在时的被动语态：一般现在时的被动语态：am/are/is+过去分词过去分词+(by)1.Peopleplayfootballallovertheworld.2.Mr.Greenteachesusthisterm.Footballallovertheworld.Wethisterm.isplayedbypeoplearetaught(byMr.Green)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+(by)3
3、.PeoplebuilttheGreatWalllongago.4.Myclassmatesplantedmanyflowersyesterday.TheGreatWall_longago.Manyflowers_yesterday.wasbuilt(bypeople)wereplanted(bymyclassmates)情态动词的被动语态：情态动词的被动语态：must/should/can等等+be+过去分词过去分词5.Youmustthrowthebrokenglassawayatonce.Thebrokenglass_atonce.Ourhomework_ontime.mustbethr
4、ownawaycanbefinished(byus)(byyou)6.Wecanfinishourhomeworkontime.1.People use knives for cutting things.Knives_ _ for cutting things.2.ThestudentsinthisschoolstudyGerman.German_bythestudentsinthisschool.are used is studied3.I found the ticket on the floor.Theticket _ _ on the floor.4.I told her to re
5、turn the book in time.She _ _ to return the book in time.was found was told5.He can mend the bike in two days.The bike _ _ _ in two days.6.You must take this medicine three times a day.This medicine _ _ _ three times a day.can be mended must be taken I usually hear her sing in the morning.She is usu
6、ally heard _English songs in the morning.tosing思考一：思考一：一些特殊结构的被动结构一些特殊结构的被动结构:make,see,hear,watch 等动词，后接等动词，后接不带不带“to”不定式时，不定式时，变被动语态时要还变被动语态时要还原原“to”。E.g：I saw him leave the house.He was seen to leavethehouse.He makes her horse work all day.Her horse is made all day.My father let me go out for a pi
7、cnic.I out for a picnic.toworkwaslettogo试一试试一试思考二：思考二：1.Thesteel_coldA.isfeltB.wasfeelingC.feelsD.isbeingfeltC2.Hisplan_goodA.hassoundedB.issoundingC.issoundedD.soundsD系动词系动词(feel,look,seem等）等）+adj.,用用主动式表被动义主动式表被动义。思考三：思考三：Anaccident_onthisroadlastweek.A.hasbeenhappenedB.washappenedC.ishappenedD.ha
8、ppenedhappen,takeplace等不及物动词无被等不及物动词无被动语态动语态D am/is/are+done was/were+done can/must/+be doneAttention:小结小结被动语态还原不定式被动语态还原不定式to系动词用主动表被动。系动词用主动表被动。有些动词无被动语态。有些动词无被动语态。一般现在时：一般现在时：一般过去时：一般过去时：情态动词：情态动词：1.Aneighborhelpedtokeepourdog.It_whilewewereonholiday.(2005)A.wastakencareB.tookcareofC.istakencareo
9、fD.wastakencareof2.Watches_Shanghailastlong.A.aremadeinB.ismadeC.aremadefromD.made中考考什么中考考什么DA3.Acoatcan_forkeepingwarm.A.beusedB.isusedC.beenusedD.used4.Theworkersweremade_alotofworkintheolddays.A.doB.doingC.todoD.did5.Thisbook_often_fromthelibraryA.arenttakeawayB.takenawayC.isnttakenawayD.betakena
10、wayACC6.People there planted many trees last year.Trees _ _ by people there last year.(同义句转换同义句转换)7.They grow vegetables on the farm.(同上同上)The vegetables _ _on the farm.8.Now people can use computers to help them.Now computers _ _ _ to help them.Twere planted are growncanbeusedGoodbye！中考被动语态考题中考被动语态
11、考题1.The river smells terrible.People must _ dirty thing into it.(南京市中考题）南京市中考题）A.be stopped to throw B.be stopped from throwing C.stop to throw D.stop from throwing 2.This book _ often _from the library.(北京市中考题）北京市中考题）A.arent take away B.taken away C.isnt taken away D.be taken away3.He _ _(tell)to r
12、eturn his books to the library yesterday.(黄冈市中考题）黄冈市中考题）was told 用适当的形式填空 1.History is _ by the people.(make)2.He is often _ to do the work by the teacher.(ask)3.The book _ by him last year.(write)4.The radio _ last week.(mend)6.A new subway _(build)next year.10.The trains _(produce)in Zhuzhou.11.Yo
13、ung trees should _(water)often.madeaskedwaswrittenwasmendedwillbebuiltareproducedbewatered用所给动词的正确形式填空：用所给动词的正确形式填空：1).The bike _(fix)up by Xiao Ming yesterday.2).Sunglasses _(use)for protecting peoples eyes.3).A picture _(put)up on the blackboard.4).French_(speak)in France.5).Teenagers should _(all
14、ow)to choose their own clothes.was fixedare usedis putis spokenbe allowed5)Exercises:选择填空:1.Windows_ of glass.A.be made B.is made C.are made D.been made2.The house_ in 2004.A.is built B.is building C.was built D.used3.A coat can_ for keeping warm.A.be used B.is used C.been used D.usedCCA4.Watches_ S
15、hanghai last long.A.are made in B.is made C.are made from D.made5.This desk is made _ wood.A.of B.from C.in D.by6.The things on show were _ the old days.A.used B.used to C.used for D.used in7.Silk _ in Hangzhou and Suzhou.A.is produced B.are produced C.produced D.is produces AADA7.The teacher asked
16、Tom to turn on the computer.Tom _ _ to turn on the computer.8.In this factory women do most of the work.Most of the work _ _ by women in this factory.was asked is done6.Now people can use computers to help them.Now computers _ _ _ to help them.can be used口诀：口诀：这些动词真奇怪，主动句中to 离开，被动句中to回 来。（hear,let，h
17、ave,make,see,watch)ThelightwasinventedbyThomasEdison.inventedThomasEdison二、用所给词的正确形式填空二、用所给词的正确形式填空 。(cover,invent,answer,write,return,call)1.All the questions_ correctly.2.More than two thirds of the earth _ with water.3.Our city Beijing.4.All the magazines _ to the school library last week.5.This new machine _ by Mr.Black last year.6.All the words on the back of the card.is covered were returnedwas invented was answeredis calledare written结束！结束！