九年级英语被动语态PPT.ppt

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1、Passive Voice,一.何时使用被动语态,1.不知道谁是动作的执行者或没有必要,Paper is made from wood.,He was wounded in the fight.,2.需要强调动作的承受者时,Books and newspapers in the reading room mustnt be taken away.,He was awarded first prize in that contest.,3为了使语气婉转，避免提及自己或对方而使用被动语 态，或由于修饰的需要，使用被动语态，使句子得以更好的安排。,The construction of the ne

2、w lab must be completed by the end of next month.,Electricity is used to run machines.,什么时候用主动语态或被动语态？,主语是动作的执行者就用主动语态主语是动作的承受者就用被动语态,We study English at school.English is studied by us at school.,我们用木头做家具。那只老鼠被猫抓住了 相机是用来照相的。,Discusion 1:the active voice 主动语态&the passive voice被动语态,主动语态,被动语态,被动语态,p.t

3、.,Discusion 2:the active voice 主动语态&the passive voice被动语态,We call the doctor.People dont play football here.The truck was cleaned yesterday.,Decide if these sentences are active or passive.,Mr Chen teaches us English.The classroom was cleaned.,active,active,passive,active,passive,Exercise：,1.The key

4、 _for locking the classroom door.A.uses B.is used C.is using D.use2.A new school _over there two years ago.A.built B.was built C.build D.builds3.The lost child _ on October 7,1998.A.was found B.is found C.found D.find4.A talk on Chinese history_in the school hall yesterday.A.is given B.give C.was gi

5、ven D.gave,B,B,A,C,Disscusion 3:the active voice 主动语态&the passive voice被动语态,主动语态句子变成被动语态句子哪三个部分要变？怎么变？,1.把原句的宾语改为主语。,2.把原句的谓语动词改为被动语态结构(be+p.p.)。,3.把原句的主语改为by的宾语（用宾格）,可省略。,e.g.She cleaned the room.,The room was cleaned(by her).,常见语态转换（一）一般现在时和一般过去时的被动语态。1.Lucy bought some fruit.Some fruit _ _ _ Lucy

6、.2.Uncle Wang waters the flowers every day.The flowers _ _ _ Uncle Wang every day.3.Did they build the bridge in 1998?_ the bridge _ in 1998?4.When did Lu Xun write these books?When _these books _ _ Lu Xun?5.The farmers dont grow apples on the farm.Apples _ _ on the farm.6.They didnt clean the class

7、room yesterday.The classroom _ _ yesterday.小结：1、被动语态的转换，在be+过去分词中，确定_ 是关键，_永不变。2、Be的时态由_确定；be的单/复数由_确定。3、问句提前_;否定_后加not.,was bought by,are watered by,Was,built,were,written by,arent grown,wasnt cleaned,be 形,过去分词,主动时态,被动主语,be动词,be,一般现在时带情态动词的被动语态。1.You can do the work all by yourself.The work _ _ _ a

8、ll by yourself.2.We must plant more trees.More trees _ _ _.3.We should dig a large hole.A large hole _ _ _.4.Can we put our bikes here?_ our bikes _ _ here?5.You mustnt throw rubbish here.Rubbish _ _ _ here.6.We cant see many stars.Many stars _ _ _.小结：1.含情态动词的被动结构：_.2.疑问句提前_;否定句：_+not.,can be done,m

9、ust be planted,should be dug,Can,be put,mustnt be thrown,cant be seen,情态动词+be+过去分词,情态动词,情态动词,1.They play basketball in their school.(改为被动语态)Basketball_ _in their school by them.,is played,2.The naughty boy broke the window.The window _ _ by the naughty boy.3.People speak English all over the world.E

10、nglish _ _ by people all over the world.,Exercise：,was broken,is spoken,Exercise：translate the following sentences,这些照片是上星期拍的。这本书是鲁迅写的。史密斯一家被邀请参加了派对。长江也叫扬子江。,These photos were taken last week.,This book was written by Lu Xun.,The Smiths were invited to the party.,The Changjiang River is also called

11、theYangteze River.,1.I washed my clothes once a day.,My clothes was washed(by me)once a day.,I was washed my clothes once a day.,X,2.They took Jim to the hospital.,3.Tom closed the shop just now.,They was took Jim to the hospital.,Jim was taken to the hospital by them.,The shop closed Tom just now.,

12、The shop was closed(by Tom)just now.,X,X,主动变被动要注意：,1.感官动词see,hear,watch,feel,notice,和使役动词let,make,have这类词改被动语态时，一定要将省略的to加上；2.含有双宾语的句子（直接宾语+间接宾语）方法：A.将间接宾语变成被动语态的主语B.将直接宾语变成被动语态的主语，切记：间接宾语前要加介词to(表示动作的方向）或者for（表示动作的目的）Eg.We sent her some flowers.A.She was sent some flowers by us.B.Some flowers was s

13、ent to her by us.,We called him“glasses”.,3.含有复合宾语的句子（宾语+宾语补足语）,只能把宾语作为被动结构的主语，宾语补足语放在被动结构后面作为主语的补足语。,He was called“glasses”(by us),含有复合宾语的主动句，宾补不变。,（1）将宾语变为主语，宾补不变。,They call her XiaoLi.She is called XiaoLi.,（2)make,let,have,hear,watch,see,feel,notice.既 动 词后变做宾补的不定式一般不 加to,变为被动,必须加to.,My brother of

14、ten made me do this and that when I was young.,I was often made to do this and that by my brother when I was young.,I heard her move about in her room upstairs last night.,She was heard to move about in her room upstairs last night.,Did you see Jack take away the magazine?,Was Jack seen to take away

15、 the magazine?,3.情态动词的被动语态。是由情态V+be+p.p.构成,They can not find him.,He can not be found.,You must pay me for this.,I must be paid for this.,4.有的动词短语相当于一个及物动词，如：look after,look for,take care of,pay attention to 等等改被动语态时，要将短语看做一个整体。例句：A)The old people should be taken good care of.B)The baby was looked a

16、fter by Lily.,5 据说类动词：,say,consider,think,report,know,believe,suggest,understand,hope,etc.,如：It is said that There is said to be Sth./Sb.is said to,1.不及物动词没有被动语态，如 rise,happen,succeed,remain,lie,disappear,last等。如：After the fire,nothing remained.那场大火之后，什么也没留下来了。误：After the fire,nothing was remained.2

17、.不及物动词短语没有被动语态，如：take place,break out（爆发),belong to等。如：Great changes have taken place here since 1990.自1990年以来这里发生了巨大的变化.误：Great changes have been taken place here since 1990.,不用被动语态的若干情况：,3.有的及物动词也没有被动语态，如cost,leave,enter,reach,suit,have,wish,hold,own,lack,fit,resemble（像/类似),jump,mind等。如：She entere

18、d the room just now.他刚才进过房间。误：The room was entered by her just now.Tom jumped the queue.汤姆插队。误：The queue was jumped by Tom.,4.有些及物的短语动词也没有被动语态，如agree with,arrive at/in,shake hands with,succeed in,suffer from,happen to,walk into,belong to等。如：I dont agree with him.我不同意他的看法。误：He isnt agreed with by me.

19、,5.宾语是反身代词、相互代词、同源宾语、不定式、v-ing形式及抽象名词等，都不能变为被动句子的主语，如：I taught myself French.我自学法语。误：Myself was taught French.They love each other.他们相爱。误：Each other is loved.We live a happy life.我们过着幸福的生活。误：A happy is lived by us.She likes to swim.她喜欢游泳。误：To swim is liked by her.,6.open,lock,write,read,sell,clean,w

20、ash,cut,burn,drive,等词做作不及物动词时，它们的主语为物，可以用主动语态表示被动语态。如：These books sells well.7.look，sound，taste，smell等系动词用主动语态表示被动语态。如：This food tastes delicious.,表示被动语态的短语和句型：,1.be worth doing sth 值得做某事,The book is worth reading.这本书值得一读,2.在need，want，require等词的后面，动名词用主动形式表示被动意义，其含义相当于动词不定式的被动形式。Thehouseneedsrepairing=to be repaired.这房子需要修理。,3 不定式to blame,to let（出租）作表语时，主动形式表被动含义 You are to blame.The house is to let.,