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1、主动语态与被动语态的转换语态 (Voice) 是动词的一种形式，它表示句子的主语与谓语动词之间的关系。语态通常分为主动语态与被动语态。被动语态 (Passive Voice) 表示句子的主语是动作的承受者。主动语态那么表示主语是动作的执行者。1各种时态的被动语态1一般现在时的被动语态We sweep the floor every day. The floor is swept every day by us .We clean the windows every week. The windows are cleaned every week by us.2现在进展时的被动语态Miss Ch
2、en is teaching me English now. I am being taught English by Miss Chen now.I am writing my homework. My homework is being written by me.The girl is watering flowers. The flowers are being watered by the girl.3现在完成时的被动语态We have bought a new house recently. A new house has been bought recently by us.We
3、 have planted a lot of flowers in the classroom.A lot of flowers have been planted in our classroom.4一般将来时的被动语态I shall/will do a better job next time. A better job will be done next time.My father is going to stop smoking. Smoking is going to be stopped by my father.He is going to help me tomorrow.
4、I am going to be helped by him tomorrow.Where are you going to put these tables Where are these tables going to be put by youYou are to deliver these flowers before ten. These flower were to be delivered before ten.I am to find an interesting story. An interesting story was to be found .Many people
5、are about to lose their jobs. Their jobs _ lost.I am about to finish my homework when he comes in.My homework _when he comes in.一般将来时的动词形式1.主动语态：shall/will +v. 被动语态：shall/will be +v-ed.2.主动语态：am/is /are going to +v. 被动语态：am/is /are going to be +v-ed.3.主动语态：am/is /are to +v. 被动语态：am/is/are to be +v-e
6、d.4.主动语态：am/is /are about to +v. 被动语态：am/is/are about to be +v-ed.注意:只有及物动词与及物动词短语才可以有被动语态。不及物动词，不及物动词短语或系动词没有被动语态。5一般过去时的被动语态 哪些句子可以变成被动语态？A ram(公羊) saw a fence built with bamboo and wood in front. The fence blocked its way. It cast a sidelong glance at the fence, lowered its neck and lunged(刺) at
7、the fence, hoping to knock it down. The fence remained intact but the ram injured its own horns.A ram(公羊) saw a fence built with bamboo and wood .A fence built with bamboo and wood was seen by a ram.The fence blocked its way. Its way was blocked by the fence.It cast a sidelong glance at the fence. A
8、 sidelong glance was cast at the fence by it.The ram injured its own horns. The rams horns were injured by itself.6过去进展时的被动语态He was cleaning his car while I was cooking. His car was being cleaned by him then.I was doing my lessons then. My homework was being done then . 7过去完成时的被动语态They had already o
9、pened the new railway. The new railway had alredy been opened.The vegetables didnt taste good. They had been cooked (cook) for too long.8过去将来时的被动语态He knew his mother would punish him for it. He knew _ for it.She said _ you. She said you would be looked after by her.Judy was going to meet us, but she
10、 was ill and couldnt come. Her mother was going to take care of her. 花在十点前送到。You were to deliver these flowers before ten. These flowers were to be delivered before ten.I was to find an interesting story. An interesting story _.Many people were about to lose their jobs. Their jobs _lost.过去将来时的动词形式1.
11、主动语态：would +v. 被动语态：would be +v-ed.2.主动语态：was/were going to +v. 被动语态：was/were going to be +v-ed.3.主动语态：was/were to +v. 被动语态：was/were to be +v-ed.4.主动语态：was/were about to +v. 被动语态：was/were about to be +v-ed.2含情态动词的被动语态You _more trees in this area. The trees must be planted in this area.You mustnt pic
12、k the flowers in the park. The flowers _in the park.We should improve the environment. The environment _ .3什么时候用被动语态：1不知道或没必要指出动作的执行者。Many houses will be built here. 2说话人对宾语的兴趣大于对主语的兴趣(这时可用by引导出动作的执行者)。The plan was supported by those who wished to have more chances to speak English.3动作的执行者有较长的修饰语。Yo
13、u are requested to attend the meeting. 4出于礼貌, 不愿意说出动作的执行者。Fill in the blanks with the right form of the words given.填空：1. Rice _ (grow) in the south of the States.2.Nowadays, English _ (find) very useful.3.The work _ (finish) tomorrow.4.The flowers _ (water) by them now.5.The railway _ (build) this
14、time last year.6.The railway _ already _ (build).7.The new railway _ (build) by the end of last year.8. He told me the sports meeting _ (hold) the next month.4不能用于被动语态的情况1某些表示“静态的及物动词表示状态而不是动作，而且常常是不可用于进展时态的动词如have, fit, suit, hold(容纳), cost, suffer, last(持续)等不能用于被动语态。They have a nice car他们有一辆漂亮的汽车。
15、My shoes dont fit me我的鞋不适宜。My brain cant hold so much information at one time我的脑子一下子记不住这么多资料。How muchWhat does it cost？这值多少钱？Our holiday lasts 10days我们的假期有十天。This food will last (them) (for) 3days这食物足够(他们)(吃)三天。2不是所有带介词的动词都能用于被动构造。假设是构成成语动词通常有被动态，假设不构成成语动词那么无被动态。试比拟：They arrived at a decision A deci
16、sion was arrived at他们作出了决定。They arrived at the station他们到达车站。(不说：The station was arrived at.)He looked into the questionThe question was looked into他调查了这个问题。3动词leave(离开), enter(进入), join(参加)不可用于被动语态。The car left the road and hit a tree车子离开了道路，撞上了树。4某些及物动词可作不及物动词用, 特别是后加副词如well，easily等时。主动语态有被动含义, 这类
17、动词常见的有sell, write, wear, wash, cook, open, close, lock, read, record等。His new novel is selling well他的新小说很畅销。The cloth washes well这布很耐洗。This material wont wear这种材料不耐穿。His play wont act他的戏剧不会上演。The window wont shut这窗关不上。 The door wont open这门打不开。The door wont lock这门锁不上。 This poem reads well这首诗读来很好。5fee
18、l, look, appear, sound, taste, smell等由实意动词演变而来的系动词, 后接形容词作表语, 不可用于被动语态。Tell me if you feel cold你要是感到冷就告诉我。Youre looking very unhappywhats the matter？你看来很不快乐怎么回事儿？The soup tastes wonderful这汤味道好极了。Those roses smell beautiful那些玫瑰好闻极了。She appears to be friendly她看上去很友好。6宾语是不定式或动词的-ing形式时，不可用于被动语态。Peter h
19、oped to meet her彼得希望遇见她。Mr Smith enjoyed seeing his daughter史密斯先生喜欢看他的女儿。7宾语是反身代词或相互代词时，不可用于被动语态。She can dress herself她可以自己穿衣服。We could hardly see each other in the fog在雾中我们彼此几乎看不见。8宾语是同源宾语时，不可用于被动语态。They live a happy life他们过着幸福的生活。The girl dreamed a sweet dream那女孩做了个甜美的梦。9宾语带有与主语有照应关系的物主代词时，不可用于被动语
20、态。如：The old man broke histhe old manslegs那老人把自己的腿弄断了。The girl shook herthe girlshead那女孩摇了摇头。6主动含义表被动含义的情形1某些动词的主动形式表被动含义英语中有很多动词如act, break, catch, cut, clean, drive, draw, let, lock, open, sell, read, write, wash, wear等, 当它们被用作不及物动词来描述主语特征时, 其主动形式常用来表达被动含义。另外，像 owe, beat, cook, bake, print, build,
21、make等, 有时可以用主动形式表达被动含义。This kind of radio doesnt sell well这种收音机不太畅销。The shop opens at eight oclock这个商店八点开门。The pipe does not draw well这烟斗不太通畅。These plays act wonderfully这些剧演得好。Kates book reads like an interesting novel凯特的这本书读起来像本有趣的小说。注意：主动表被动强调的是主语的特征，而被动语态那么强调外界作用造成的影响。The door wont lock门锁不上。指门本身有
22、毛病The door wont be locked门不会被锁上。指不会有人来锁门His novels sell easily他的小说销路好。指小说本身内容好His novels are sold easily他的小说容易销售。主要强调外界对小说的需求量大2某些动名词的主动形式表被动含义a.在need, want, require, deserve与bear等词的后面，动名词用主动形式表示被动含义，其含义相当于动词不定式的被动形式。The house needs repairingto be repaired这房子需要修理。My clothes need washingto be washed我
23、的衣服需要洗了。b.形容词worth后面跟动名词的主动形式表示被动含义，但不能跟动词不定式；而worthy后面跟动词不定式的被动形式。The picture-book is well worth readingThe picture-book is very worthy to be read这本画册很值得一读。Such a man as MrSmith is not worth helpingSuch a man as MrSmith is not worthy to be helped像史密斯先生那样的人不值得帮助。3某些动词不定式的主动形式表被动含义a当nice, easy, fit,
24、hard, difficult, important, impossible, pleasant, interesting等形容词后跟不定式作状语，而句子的主语又是动词不定式的逻辑宾语时，这时常用不定式的主动形式表达被动含义。Japanese is not difficult to learn日语并不难学。指日语被学The water is unfit to drink这水不适合喝。指水被喝The piece of music is pleasant to hear这首音乐听起来很悦耳。指音乐被听This book is easy to read这本书读起来很容易。指书被读b当动词不定式在名词
25、后面作定语，不定式与名词之间有动宾关系时，不定式的主动形式表示被动含义。I have a lot of work to do today我今天有很多工作要做。work to do指被做的工作He has three children to look after他有三个孩子要照看。children to look after指孩子被照看注意：如果以上句型用动词不定式的被动形式，其含义有所区别。I have some clothes to be washed我有些要洗的衣服。衣服不是自己洗c在there be句型中，当动词不定式修饰名词作定语时，不定式用主动或被动式，其含义没有什么区别。There
26、 is a lot of homework to doto be done有很多家庭作业要做。There are some clothes to washto be washed有些衣服要洗。4由介词for, on, above, under等构成的短语有时可以表达被动含义。His paintings will be on show tomorrow afternoonHis paintings will be shown tomorrow afternoon他的油画作品明天下午展出。5表示感官意义的连系动词如smell, feel, taste, look, sound等在句子中常表达被动含义。How nice the music sounds！这音乐听起来多悦耳！Good medicine tastes bitter良药苦口。Our school looks more beautiful than before我们学校看上去比以前更漂亮了。第 13 页