初中英语语法被动语态精.ppt

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1、初中英语语法被动语态第1页，本讲稿共27页动词的被动语态由“助动词be+及物动词的过去分词”构成。当主动句变为被动句时，原来的宾语变成了主语，原来的主语变成了介词by 的宾语。主动句与被动句的结构虽然不同，但动作的执行者和承受者的关系并没有改变。第2页，本讲稿共27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 d

2、one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 doneHe is regarded as a brilliant.他被认为很有才气。他被认为很有才气。This book was written in 1969.这本书是这本书是1969年写成的。年写成的。The broken bike is being repaired now.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。He told us the cat was be

3、ing washed when we called him.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。The pen has been used for several years.这这支钢笔已经用了几年。支钢笔已经用了几年。He said the factory had been opened.他说他说这家工厂已经开张。这家工厂已经开张。The work will be finished in three hours.工作工作将于三小时后完成。将于三小时后完成。The baby must be looked after well.这孩子必须被好好照顾。这孩子必须被好

4、好照顾。第3页，本讲稿共27页在被动句中有时用在被动句中有时用by-词组，有时不用。一般来说，词组，有时不用。一般来说，当动作的执行者为谁不甚清楚，不甚重要或难以说出当动作的执行者为谁不甚清楚，不甚重要或难以说出时，通常不用时，通常不用by。但有时为了强调动作执行者或。但有时为了强调动作执行者或者由于上下和结构上的需要则必须使用者由于上下和结构上的需要则必须使用 by 词组。词组。例如：例如：(一一)主动句与被动句的转换主动句与被动句的转换1 1含有单宾语的主动句的转换：含有单宾语的主动句的转换：Hamlet was written by Shakespeare.哈姆雷特哈姆雷特是莎士比亚写的

5、。是莎士比亚写的。第4页，本讲稿共27页People speak English almost all over the world.世界各地都有人讲英语。世界各地都有人讲英语。当主动句的宾语是当主动句的宾语是thatthat引导的宾语从句，可引导的宾语从句，可转换为两种形式的被动句。转换为两种形式的被动句。1)用先行的用先行的it作形式主语，把宾语从句变成后作形式主语，把宾语从句变成后置的主语从句；置的主语从句；2)把宾语从句里的主语变成被动句的主语，同时把把宾语从句里的主语变成被动句的主语，同时把宾语从句中的谓语变成不定式短语。宾语从句中的谓语变成不定式短语。English is spok

6、en almost all over the world.第5页，本讲稿共27页People believe that he is an honest boy.大家认为大家认为他是个诚实的孩子。他是个诚实的孩子。2.2.含有双宾语的主动句的转换含有双宾语的主动句的转换I gave the book to Mr.Smith yesterday.昨天我给了史密斯先生一本书。昨天我给了史密斯先生一本书。It is believed that he is an honest boy.The boy is believed to be an honest one.Mr.Smith was given a

7、 book yesterday(by me).The book was given to Mr.Smith yesterday(by me).第6页，本讲稿共27页3.3.含有介词动词的主动句的转换。含有介词动词的主动句的转换。They have never listened to him.人家从不听人家从不听他的话。他的话。表示被动意义的主动句：表示被动意义的主动句：Cotton feels soft.棉花摸上去很柔软。棉花摸上去很柔软。Ripe apples pick easily.熟了的苹果容易摘下来。熟了的苹果容易摘下来。He has never been listened to.第7

8、页，本讲稿共27页I.Rewrite the following sentences in the passive voice.(.(用被动语态改写下列各句用被动语态改写下列各句)：1)They are serving breakfast between eight and ten oclock.Breakfast is being served between eight and ten oclock.2)People were talking about the unusually hot weather.The unusually hot weather was being talked

9、 about.第8页，本讲稿共27页3)His father allows him a little money every month.A little money is allowed to him by his father every month.4)The teacher will give you some instructions.Some instructions will be given to you.You will be given some instructions.II.II.Rewrite the following sentences in the active

10、 voice.(用主动语态改写下列句用主动语态改写下列句子子)第9页，本讲稿共27页1)Many changes can be seen by the year 2008.People can see many changes by the year 2008.2)This letter neednt to be typed.You neednt type this letter.第10页，本讲稿共27页有些情况下动词的主动形式也可以表示被动意义。有些情况下动词的主动形式也可以表示被动意义。一、表示一、表示“开始开始”；“结束结束”类的动词。常见的类的动词。常见的这类动词有这类动词有begin

11、,start,open,close,end,finish,stop等。例如：等。例如：School begins in September.The stores in this area open later at weekends than at weekdays.二、主语是物，谓语是表示主语特征或属性的动二、主语是物，谓语是表示主语特征或属性的动词。常见的这类动词有词。常见的这类动词有write,read,wear,wash,clean,sell,run,lock等。这些动词常与副词或等。这些动词常与副词或否定词连用。例如：否定词连用。例如：第11页，本讲稿共27页The machine

12、runs well.This pen writes quite smoothly.The bookshelf hardly sells.三、表示主语状态特征的连系动词：三、表示主语状态特征的连系动词：look,feel,smell,taste,sound,prove,appear等。例等。例如：如：Do you like the material?Yes,it _ very soft.A.is feeling B.felt C.feels D.is feltCYour idea sounds reasonable.What he said proved to be correct.第12页，本

13、讲稿共27页四、动名词主动形式表示被动意义四、动名词主动形式表示被动意义 1.在在need,require,want(需要需要)等动词后，等动词后，表示某物表示某物(人人)要进行要进行处理时，后接动名词一般处理时，后接动名词一般式的主动形式作宾语表示被动意义，相当于不定式的主动形式作宾语表示被动意义，相当于不定式的被动式。例如：式的被动式。例如：Youve come just in time to help us.Fine,what requires doing?(=Fine,what requires to be done?)This sentence needs _.A.an improv

14、ement B.improve C.improving D.improvedC第13页，本讲稿共27页2.be worth 后接动名词的主动式表示被动意义。后接动名词的主动式表示被动意义。His suggestion is not worth considering.五、动词不定式的主动形式表示被动意义五、动词不定式的主动形式表示被动意义 1.不定式修饰的名词或代词和不定式有逻辑不定式修饰的名词或代词和不定式有逻辑上的主谓关系时。例如：上的主谓关系时。例如：The next train to arrive was from New York.2.作定语的不定式与被修饰的名词或代词有逻辑作定语的

15、不定式与被修饰的名词或代词有逻辑上的动宾关系，且句子的主语或间接宾语与该不上的动宾关系，且句子的主语或间接宾语与该不定式有逻辑上的主谓关系时。定式有逻辑上的主谓关系时。第14页，本讲稿共27页Please give me something to eat.I have a lot of work to do today.3.用在作表语或宾语补足语的形容词后面的不定用在作表语或宾语补足语的形容词后面的不定式，如果与句子的主语或宾语有动宾关系时，一般式，如果与句子的主语或宾语有动宾关系时，一般用主动形式。例如：用主动形式。例如：His speech in English was difficult

16、 to follow.Do you think him easy to get along with?(间接宾语间接宾语meme是是to eatto eat的逻辑主语的逻辑主语)(主语主语I I是是to doto do的逻辑主语的逻辑主语)(状语状语to followto follow与主语有动宾关系与主语有动宾关系)(不定式与宾语有动宾关系不定式与宾语有动宾关系)第15页，本讲稿共27页Drills：A:1.It suddenly snowed while Mary _for the bus.A.waited B.waits C.was waiting D.was waited2.A big

17、 power station()_in my home town now.A.has been built B.is being built C.has built D.is building.3.Stamps_by people for sending letters.A.use B.using C.used D.are used.4.Must old people_to politely?A.speak B.spoken C.be spoke D.be spokenCBDD第16页，本讲稿共27页5.Bike mustnt_everywhere.A.be up B.be put C.put

18、 C.putting6.The woman fell off the bike and _on the road.A.lay B.was lain C.lied D.has lain7.The old man and the children_in our country.A.must take good care B.must be take good care ofC.must take good care of Dmust be taken good care of 8.Granny Wang told the little children that the sun_From the

19、east.A.has risenB.rise C.rises D.is risen BADC第17页，本讲稿共27页9.All trees must_well when it is dry.A.be water B.watering C.water D.be watered10._I think the shop_._No,its open.It_at six.closedA.Asked Bwill be asked C.closed;closesD.closes;is 11.Yesterday a visitor_something about hometown.A.asked B.will

20、 be askedC.was asked D.has been asked.12This bike is made in America.Its_for travelling.A.use B.using C.to use D.usedDDCD第18页，本讲稿共27页B:Answer right or wrong1.必须照看好孩子们。The children must be taken good care.()The children must be taken good care of.()2.这本书是鲁迅写的。/3.昨天那支笔是他给我的。This book was wrote by Lu X

21、un.()This book was written by Lu Xun.()3.That pencil was given me by him yesterday.()That pencil was given to me by him yesterday.()WRWRWR第19页，本讲稿共27页4.这辆自行车能修吗？Can this bike mended?()Can this bike be mended?()5.街道已由他们清理了。The street has been cleaned by they.()The street has been cleaned by them.()WR

22、WR第20页，本讲稿共27页1)How are you today?Oh,I _ as ill as I do now for a very long time.A.didnt feel B.wasnt feeling C.dont feel D.havent felt.2)Old Mc Donald gave up smoking for a while,but soon _ to his old ways.A.returned B.returns C.was returning D.had returnedDA第21页，本讲稿共27页3)They asked me to have a dr

23、ink with them.I said that it was at least ten years since I _ a good drink.A.had enjoyed B.was enjoying C.enjoyed D.had been enjoyingA4)Tom _ into the house when no one_.A.slipped,was looking B.had slipped,looked C.slipped,had looked D.was slipping,looked A第22页，本讲稿共27页5)The pen I _ I _ is on my desk

24、,right under my nose.A.think,lost B.thought,had lost C.think,had lost D.thought,have lostB6)I dont think Jim saw me;he _ into space.A.just stared B.was just staring C.has just stared D.had just staredB第23页，本讲稿共27页7)Is his raincoat yours?No,mine _ there behind the door.A.is hanging B.has hung C.hangs

25、 D hungA8)The price _,but I doubt whether it will remain so.A.went down B.will go down C.has gone down D.was going downC第24页，本讲稿共27页9)In some parts of the world,tea _ with milk and sugar.A.is serving B.is served C.serves D.servedB10)The train _ arrive at 11:30,but it was an hour late.A.was about to

26、B.was likely to C.was supposed to D.was certain toC第25页，本讲稿共27页11)People often want to know what my job is.Often I _ that question.A.ask B.am asking C.get asked D.get asking12)The new dictionaries are very useful.They _ well and _ already.A.sell,have been sold out B.sold,had sold out C.sell,sell out

27、 D.are sold,have been sold outCA第26页，本讲稿共27页13)All the preparations for the task _,and were ready to start.A.completed B.complete C.had been completed D.have been completed14)The teacher told his students that they _ to be useful men to the country.A.were all expected B.were all expecting C.all were expected D.all expectedDA第27页，本讲稿共27页