英语主动语态和被动语态精选课件.ppt
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1、关于英语主动语态和被动语态第一页,本课件共有89页 英语动词有两种语态:主动语态(the Active Voice)被动语态(the Passive Voice)What is it?A.主动语态表示主语是动作的主动语态表示主语是动作的执行者执行者。B.被动语态表示主语是动作的被动语态表示主语是动作的承受者承受者。We planted the tree.The tree was planted by us.第二页,本课件共有89页WespeakEnglish.主语主语谓语谓语宾语宾语Englishisspokenbyus.主语主语谓语谓语宾语宾语主动语态主动语态被动语态被动语态第三页,本课件共
2、有89页当主语是动作的执行者时,动词用主动语态当主语是动作的执行者时,动词用主动语态(ActiveVoice);如果主语是动作的承受者,);如果主语是动作的承受者,动词便用被动语态(动词便用被动语态(PassiveVoice)。)。Wecleanedtheclassroomyesterday.昨天我们打扫了教室。昨天我们打扫了教室。Theclassroomwascleanedbyusyesterday.昨天教室被我们打扫了。昨天教室被我们打扫了。Many students study English.(主动语态)English is studied by many students.(被动语态
3、)第四页,本课件共有89页When to use it?1.当我们不知道谁是动作的执行者,或没有必要指当我们不知道谁是动作的执行者,或没有必要指出谁是动作的执行者时。出谁是动作的执行者时。2.当当我我们们需需要要强强调调动动作作承承受受者者,而而不不是是动动作作的的执执行者。行者。这本词典被保存完好这本词典被保存完好(不需要说明是谁保存的不需要说明是谁保存的)。这些书是在二十世纪二十年代发现的。这些书是在二十世纪二十年代发现的。(强调书被发现而不是强调由谁发现)(强调书被发现而不是强调由谁发现)The dictionary is well kept.These book were found
4、in the 1920s.第五页,本课件共有89页被动语态的用法:Anotewaspasseduptothespeaker.1.强调动作的承受者;如:TabletennisisplayedalloverChina.Englishisspokenbymanypeople.2.不需要指出动作的执行者或动作的执行者难以说出或不必说出.如:AnotherbridgehasbeenbuiltacrosstheChangjiangRiver.ThePartywasfoundedonJuly6,1924.第六页,本课件共有89页 The Structure is助动词助动词be+及物动词的过去分词及物动词的
5、过去分词 (be+P.P.)第七页,本课件共有89页一般现在时:一般现在时:am/is/are done一般过去时:一般过去时:was/were done现在进行时:现在进行时:am/is/are being done过去进行时:过去进行时:was/were being done现在完成时:现在完成时:have/has been done过去完成时:过去完成时:had been done一般将来时:一般将来时:shall/will be done;be going to be done当句中含有情态动词时,句子结构为当句中含有情态动词时,句子结构为 can/must/have tobe don
6、eHeisregardedasabrilliant.他被认为很有才气。他被认为很有才气。Thisbookwaswrittenin1969.这本书是这本书是1969年写成的。年写成的。Thebrokenbikeisbeingrepairednow.那辆坏了的自行车正在被修理。那辆坏了的自行车正在被修理。Hetoldusthecatwasbeingwashedwhenwecalledhim.他告诉我们打电话时他正在给猫洗澡。他告诉我们打电话时他正在给猫洗澡。Thepenhasbeenusedforseveralyears.这支钢笔已经用了几年。这支钢笔已经用了几年。说这家工厂已经开张。说这家工厂已
7、经开张。Hesaidthefactoryhadbeenopened.他他Theworkwillbefinishedinthreehours.工作将于三小时后完成。工作将于三小时后完成。Thebabymustbelookedafterwell.这孩子必须被好好照顾。这孩子必须被好好照顾。第八页,本课件共有89页被动语态的结构:被动语态由“助动词be+及物动词的过去分词”构成,助动词be有人称、数的变化,其变化规则与be作为连系动词时一样。如:The desk is made of wood.The desks are made of wood.He is asked a question by
8、the teacher.I was given a nice present by my friend yesterday.第九页,本课件共有89页在改写中应注意:在改写中应注意:1.把把原原来的来的宾语宾语宾语宾语提到前面作被动语态的提到前面作被动语态的主语主语主语主语;2.把动词变成把动词变成“bebe+过去分词过去分词”;3.主动语态中的主动语态中的主语主语变为介词变为介词byby的的宾语宾语。典型题例典型题例例例1将下列句子改为被动语态。将下列句子改为被动语态。Wecleanourclassroomeveryday.Ourclassroomiscleaned(byus)everyday
9、.第十页,本课件共有89页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.bythem.第十一页,本课件共有89页Tombrokethewindow.ThewindowwasbrokenbyTom.Tombroketh
10、ewindows.ThewindowswerebrokenbyTom.Hebrokethewindows.Thewindowswerebrokenbyhim.第十二页,本课件共有89页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1.Peopleplayfootballallovertheworld.2.Mr.Greenteachesusthisterm.Footballallovertheworld.Wethisterm.isplayedbypeoplearetaught(byMr.Green)第十三页,本课件共有89页一般过去时的被动语态:一般过去时的被动
11、语态:was/were+过去分词过去分词4.PeoplebuilttheGreatWalllongago.5.Twoyearsagoweusedthemachinestomakeshoesforchildren.TheGreatWalllongago.Twoyearsagothosemachinesshoesforchildren.wasbuilt(bypeople)wereused(byus)tomake第十四页,本课件共有89页一般将来时的被动语态:一般将来时的被动语态:will/begoingto+be+过去分词过去分词6.Wewillwriteadiarynextclass.7.Tom
12、isgoingtoholdabirthdayparty.Adiarynextclass.Abirthdayparty.willbewritten(byus)isgoingtoheldbyTom第十五页,本课件共有89页情态动词的被动语态:情态动词的被动语态:must/haveto/can等等+be+过去分词过去分词8.Youmustthrowthebrokenpotteryawayatonce.9.Wehavetofinishourhomeworkontime.Thebrokenpotteryatonce.Ourhomework.mustbethrownaway(byyou)hastobefi
13、nished(byus)ontime第十六页,本课件共有89页He rides the motorbike to his factory every day.The motorbike is ridden to his factory every day.第十七页,本课件共有89页We call the snowman Mr Strong.The snowman is called Mr Strong.第十八页,本课件共有89页We usually hear him play in the next room.He is usually heard to play in the next ro
14、om.第十九页,本课件共有89页2.They bought ten computers last term Ten computers were bought (by them)last term.一般过去时:一般过去时:S+was/were+过去分词过去分词第二十页,本课件共有89页He bought his friend some fruits yesterday.His friend was bought some fruits yesterday.Some fruits were bought for his friend yesterday.第二十一页,本课件共有89页4Aby ca
15、n take good care of Tina Tina can be taken good care of by Aby.情态动词:情态动词:S+can/may/must/should+be+过去分词过去分词第二十二页,本课件共有89页He can carry the basket easily.The basket can be easily carried by him.第二十三页,本课件共有89页They can sing some beautiful songs.Some beautiful songs can be sung by them.第二十四页,本课件共有89页“We m
16、ust put them in the fridge.”The dogs thought.“They must be put in the fridge.”The dogs thought.第二十五页,本课件共有89页3.They will finish the work in ten days.The work will be finished(by them)in ten days.一般将来时:一般将来时:S+will+be+过去分词过去分词第二十六页,本课件共有89页They are going to have an evening party tomorrow.An evening p
17、arty is going to be had tomorrow.第二十七页,本课件共有89页Some workers are painting the rooms nowThe rooms are being painted by some workers now.现在进行时:现在进行时:S+am/is/are+being+过去分词过去分词第二十八页,本课件共有89页They are holding a sports meeting now.A sports meeting is being held(by them)now.第二十九页,本课件共有89页We have made twenty
18、 more keysTwenty more keys have been made by us.现在完成时:现在完成时:S+have/has+been+过去分词过去分词第三十页,本课件共有89页Workers have built the house since two years ago.The house has been built since two years ago.第三十一页,本课件共有89页We had received many letters by the end of last week.Many letters had been received by the end
19、of last week.第三十二页,本课件共有89页They would have a party the next day.A party would be had(by them)the next day.第三十三页,本课件共有89页1.People use knives for cutting things.Knives_ _ for cutting things.2.The students clean the windows of their classroom twice a month.The windows of their classroom_ _ twice a mont
20、h.are usedarecleaned(变被动语态)变被动语态)七嘴八舌第三十四页,本课件共有89页3.I found the ticket on the floor._ _ _ _ on the floor.4.I told her to return the book in time.She _ _ to return the book in time.The ticket was found was told3.We found the ticket on the floor.第三十五页,本课件共有89页5.His doctor made him have only two meals
21、 a day.He _ _ _ _ only two meals a day.6.Now people can use computers to help them.Now computers _ _ _ to help them.was made to have can be used第三十六页,本课件共有89页7.Did you plant many trees at this time last year?_ _ _ _ at this time last time?8.Must we finish our work today?_ our work_ _ today?Were many
22、 trees plantedMust be finished第三十七页,本课件共有89页9.The foreign friends gave us some wonderful stamps.1)_ _ _ some wonderful stamps.2)Some wonderful stamps _ _ _ _.we were given were given to us第三十八页,本课件共有89页10.The teacher asked Tom to turn on the computer.Tom _ _ to turn on the computer.11.In this factor
23、y women do most of the work.Most of the work _ _ by women in this factory.was asked is done第三十九页,本课件共有89页12.He can mend the bike in two days.The bike _ _ _ in two days.13.You must take this medicine three times a day.This medicine _ _ _ three times a day.can be mended must be taken第四十页,本课件共有89页14.Th
24、e students in this school study German.German _ _ by the students in this school.15.Do they often talk about this question?_ this question often _ about _ _?is studiedIs talked by them第四十一页,本课件共有89页Answerrightorwrong1.必须照看好孩子们。必须照看好孩子们。Thechildrenmustbetakengoodcare.()Thechildrenmustbetakengoodcareo
25、f.()2.这本书是鲁迅写的。这本书是鲁迅写的。ThisbookwaswrotebyLuXun.()ThisbookwaswrittenbyLuXun.()3.昨天那支笔是他给我的。昨天那支笔是他给我的。Thatpencilwasgivenmebyhimyesterday.()Thatpencilwasgiventomebyhimyesterday.()WRWRWR第四十二页,本课件共有89页4.这辆自行车能修吗?这辆自行车能修吗?Canthisbikemended?()Canthisbikebemended?()5.街道已由他们清理了。街道已由他们清理了。Thestreethasbeencl
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