1、 People use knives for cutting things.They speak English in Canada.They grow rice in South China.（1）把主动语态的）把主动语态的宾语宾语变为被动语态的变为被动语态的主语主语。（2）把）把谓语谓语变成被动结构（变成被动结构（be过去分过去分词词）（根据被动语态句子里的主语的（根据被动语态句子里的主语的人称人称和和数数，以及原来主动语态句子中动词的以及原来主动语态句子中动词的时态时态来决定来决定be的形式）。的形式）。（3）把主动语态中的）把主动语态中的主语主语放在介词放在介词by之之后作宾语，将主格
2、改为宾格后作宾语，将主格改为宾格 主动语态变被动语态的方法主动语态变被动语态的方法They speak English in Canada.People use knives for cutting things.They grow rice in South China.被动语态的构成被动语态的构成 be+doneWe can use the passive voice when It is obvious who performs the action.e.g.English is spoken all over the world.2.We do not know or dont nee
3、d to know who performed the action.e.g.Some computers were stolen last night.3.We think the action is more important than person who performs the action e.g.The window was broken just now.被动语态的构成被动语态的构成一般现在时：一般现在时：amis/arespoken一般过去时：一般过去时：waswerespoken一般将来时：一般将来时：willshall bespoken现在进行时：现在进行时：amisa
4、re beingspoken现在完成时：现在完成时：havehas beenspoken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Exercise:The bottle _(fill)with hot water.瓶子里装满了热水。瓶子里装满了热水。2.Cameras _(use)for taking photos.相机是用来照相的相机是用来照相的.are usedis filled3.The classroom is very clean and it 3.The classroom is very clean and it _(clean)by us _
5、(clean)by us every dayevery day.4.The toys in the supermarket _ 4.The toys in the supermarket _(make)in China.(make)in China.5.Beijing is a beautiful city and it _ 5.Beijing is a beautiful city and it _(visit)by many people(visit)by many peopleevery yearevery year.is cleanedare madeis visited一般过去时的被
6、动语态一般过去时的被动语态:was/were+过去分词过去分词Exercise:1.A new machine _(invent)last month.一种新型机器上个月被发明。一种新型机器上个月被发明。2.They _(ask)a question by the teacher yesterday.昨天他们被老师问了一个问题。昨天他们被老师问了一个问题。were askedwas invented 3.The book _(write)by him last year.4.Our school has a long history.And it _(build)in 1958.5.Many
7、students _(send)to America to study by our school last year.were sentwere sentwas builtwas builtwas writtenwas written1.The letter _(post)tomorrow.这封信明天将被寄走这封信明天将被寄走.2.A new film _(show)next week.一部新电影下周将被上演一部新电影下周将被上演.一般将来时的被动语态一般将来时的被动语态:will+be+过去分词过去分词Practice:will be postedwill be shown/showed
8、3.The hard work _(finish)tomorrow and then well have a two-day off.4.A party _(hold)for grandmas birthday next week.5.She has moved to the new building.Her old house _(sell)soon.will be finishedwill be heldwill be sold 现在进行时的被动语态 am/is/are being done 1.A new building _(build)now.2.Paper flowers _ (m
9、ake)by her.is being built are being made 现在完成时的被动语态 have/has been done 1.All the rooms _(clean)already.2.Five lessons _ (learn)so far.have been cleaned have been learned带有情态动词的被动语态带有情态动词的被动语态:情态动词情态动词+be+过去分词过去分词Practice:1.English _(learn)well.英语必须被学好英语必须被学好.2.The computer _(repair)by us.电脑可以被我们修好电脑
10、可以被我们修好.can be repairedmust be learned 3.The young trees must _(look)after well.4.Wild animals should _(protect).5.The raising of the flag can _(see)every morning at Tiananmen Square.be lookedbe protectedbe seen用动词的被动语态填空用动词的被动语态填空:English _(speak)by many people.The trees _(plant)by them.That buildi
11、ng _(build)two years ago.This kind of computer _(make)in China.1.The games _(sell)in may shops.is spokenwere planted was builtis madeare sold将下列句子改成被动语态将下列句子改成被动语态1.We use the keyboard for typing.2.Eddie turned on the computer with a remote control.The keyboard is used for typing by us.The computer
12、was turned on with a remote control by Eddie.3 My sister took these photos on the Great Wall.4.The fastest player can finish the game in 8 hours.These photos were taken on the Great Wall by my sister.The game can be finished in 8 hours by the fastest player.5.Will you hold a sports meeting in your s
13、chool next Friday?6.People plant many trees in March.Will a sports meeting be heldIn your school next Friday?Many trees are planted in March by people.7.People are building a house now.8.The writer has written many articles.A house is being built now.Many articles have been written by the writer.9.W
14、e chose him as our monitor.10.Somebody opened the door.11.All the people laughed at him.He was chosen as our monitor by us.The door was opened by somebody.He was laughed at by all the people.特殊的被动语态（一）特殊的被动语态（一）1.He made the boy work for two hours yesterdayThe boy was made to work by him for two hou
15、rs yesterday.2.Mother never lets me watch TV.I am never let to watch TV by mother.把下列句子改为被动语态把下列句子改为被动语态 The boss makes the workers work all day.-I often hear her sing in the room.I saw him enter the reading room yesterday afternoon.Daniel saw the boy run yesterday.The workers are made to work all d
16、ay.She is often heard to sing in the roomHe was seen to enter the reading room yesterday afternoon.The boy was seen to run yesterday.3.Jack gave Peter a Christmas present just now.（1）A Christmas present was given to Peter by Jack just now.（2）Peter was given a Christmas present by Jack just now.特殊的被动
17、语态（二）特殊的被动语态（二）We gave our teachers some flowers.Our teachers_ Some flowers_ My mother will buy me a new coat.I _ A new coat_ Lily sent me a New Year card last week.I _ A New Year card_ were given some flowers.were given to our teachers.will be bought a new coat.will be bought for me.were sent a New
18、 Year card last week.was sent to me last week.4.We should speak to old people politely.Old people should be spoken to politely(by us).5.He took away the box.The box was taken away(by him).特殊的被动语态（三）特殊的被动语态（三）4.We found the books interesting.The books were found interesting.5.We called him Xiaowang.H
19、e was called Xiaowang by us.特殊的被动语态（四）特殊的被动语态（四）不使用被动不使用被动语态的情况语态的情况1.某些系动词，如某些系动词，如feel,look,seem,appear,taste,sound,smell,prove,remain等用主动形式表示被动意义；主语等用主动形式表示被动意义；主语通常是事物，且表示该事物本身具有某一通常是事物，且表示该事物本身具有某一固有特征。如固有特征。如：The material feels very soft.这种料这种料子摸起来很柔软。子摸起来很柔软。误：误：The material is felt very soft
20、.The music sounds beautiful.这音乐这音乐听起来很美妙。听起来很美妙。误：误：The music is sounded beautiful.主动形式表被动含义主动形式表被动含义 2 表示主语的内在品质或性能，用主动表表示主语的内在品质或性能，用主动表示被动，常见的这类动词有：示被动，常见的这类动词有：write,sell,washopen 等。等。同well,badly,easily等副词连用。如：The cloth washes easily.这布很好这布很好洗。洗。His books sell well.那本书很畅销。那本书很畅销。The pen writes s
21、moothly.这支笔很这支笔很好写。好写。The door opens easily.The door opens easily.3.不及物动词（不及物动词（vi）没有被动语态）没有被动语态,直接用主动直接用主动语态表示被动意义。如：语态表示被动意义。如：happen,cost,die,fall,start/begin,rise,appear,disappear,etc.昨天发生了一起交通事故。昨天发生了一起交通事故。A traffic accident happened yesterday他爷爷三年前去世了。他爷爷三年前去世了。His grandfather died three year
22、s ago.4.一些短语动词相当于不及物动词，没有被动结一些短语动词相当于不及物动词，没有被动结构构,直接用主动形式来表示被动意义。如：直接用主动形式来表示被动意义。如：take place,set out,come true,break out,break down,come out 等等.昨天发生了一起交通事故。昨天发生了一起交通事故。A traffic accident happened yesterday他爷爷三年前去世了。他爷爷三年前去世了。His grandfather died three years ago.1.A lot of new roads _ built in the
23、 west of China.A.must B.must be C.has D.have 2.His car _ tomorrow.A.will be repaired B.is repaired C.is being repaired D.has been repaired Exercise 13.That kind of shirts _ cotton.A.is made from B.are made from C.is made of D.are made of4.My suit are made _ cotton and _ Shanghai.A.from,in B.of,in C.
24、of,by D.from,by 5.What is this _ in English?A.Calls B.calling C.call D.called 6.They _ day and night.A.are made work B.are made to work C.made to be worked D.are making to work 7.What _ the forest in China in the last 10 years?A.has happened to B.was happened C.has happened at D.has been happened to
25、 8.Many bridges _ over the river since liberation.A.are built B.Have built C.built D.have been built9.The radio says a wild animal zoo is to _ in our city.A.be building B.build C.be built D.built10.We cant use the bridge now,because it _.A.has been repaired B.is repairing C.is repaired D.is being re
26、paired 11.Many high buildings _ in our city since I came here.A.have been built B.have built C.has been built D.has built12.You can go out if your homework _.A.is done B.will do C.will be done D.are finished13.If he_ enough time,he will come up with an idea.A.gives B.will give C.is given D.will be g
27、iven14.A new film is going to _ this Sunday.A.show B.showing C.be shown D.be showing15.This old machine _ the room wet.A.used to keep B.was used to keeping C.used to keeping D.was used to keep16.Tom!You _on the phone just now,but you _in.A.wanted,were B.are wanted,are C.were wanted,werent D.called,a
28、rent17.This music _ the Moonlight Sonata.A.is listened to B.is heard C.is sounded like D.sounds like18.This car _ a used car.A.doesnt look like B.isnt looked like C.does look D.looks19.If small trees _,they will grow up quickly.A.take good care of B.take good care C.are taken good care of D.are take
29、n good care20.Do you know what_?A.it calls B.does it call C.it is called D.is it called21.Where _ the trousers _?A.aremade in B.are.made C.is.made in D.is.made22.He asked me _.A.what the paper is used B.what the paper was used for C.what was the paper made of D.whats the paper used as 23.Yesterday I
30、 was _ an Englishman.A.spoken to by B.spoken to C.spoken by D.spoken24.The old man was quite weak after the accident,so he must _.A.be taken care B.take care of C.be looked after D.look after 1.Her husband _ since 1998 A.has been dead B.has been died C.has died D.has dead 2.The weather _ to be colde
31、r and colder.A.is seemed B.was seemed C.seems D.is seem likeExercise 23.What _ happened _ the forests in the US?A.was,on B.was,to C.has,on D.has,to4.I dont know what _ last night.A.did he happen B.he happened C.he did happen D.happened to him 5.Mary _ some songs in her room in the morning.A.heard si
32、ng B.heard to sing C.was heard sing D.is heard to sing6.We can find many pictures _ by Xu Beihong in the museum.A.drawing B.drawn C.drew D.to draw7.Have these words _ by us yesterday?A.been learnt B.learnt C.learned D.were learnt8.A long strong stick _ the earth just now.A.was knocked in B.was knock
33、ed into C.knocked in D.knocked into9.He went there and found the horse _ to a tree.A.tying B.tired C.tied D.tried10.We found the ground _ snow.A.cover with B.is covered with C.was covered with D.was covering with11.The room had better _ this afternoon.A.be cleaned B.to be cleaned C.clean D.to clean12.He said that his teeth needed _.A.to be repaired B.repair C.repaired D.to repair13.The idea seems good but it needs _.A.trying on B.to try at C.to be tried out D.being tried
