被动语态PPT课件(PPT 46页)

1、英语动词有两种语态：主动语态和被动语态。 1.当我们不知道谁是动作的执行者, 2. 或者只需强调动作的承受者时，要用被动语态。被动语态结构：主 +be + 过去分词(PP) + (by )第1页，共46页。Some people visited our school. S V O . S V 在改写中应注意：1.把原来的宾语提到前面作被动语态的主语;2.把动词变成“be + 过去分词”;3.主动语态中的主语变为介词by的宾语。 （主语是表示地点的词是，不可用by)Our school was visited by some people第2页，共46页。表格：被动态基本结构时态被动语态结构一般

2、现在时一般过去时现在进行时过去进行时一般将来时过去将来时现在完成时过去完成时情态动词am/is/are donewas/were doneam/is/are being donewas/were being doneshall/will/be going to be donewould be donehave/has been donehad been donecan be done第3页，共46页。注意：1.see, watch, hear, notice, feel, make, 等动词/短语后作宾语补语的不定式都不带to； 但改成被动语态后必须带toHe made us work 10

3、hours a day.We were made to work 10 hours a day by him.2. 短语动词及不及物动词后的介词不可少。He will take care of the baby.The baby will be taken care of by him.3. 双宾语可以将任何一个变为被动的主语。I gave them a surprise yesterday.They were given a surprise yesterday.A surprise was given to them yesterday.第4页，共46页。Oral practice-主动句

4、改被动句 Change each sentence into passive voice:A car knocked him down yesterday.Two doctors and ten nurses make up the medical teamThe teacher will give us a test tomorrow.He was knocked down by a car yesterday.The medical team is made up by two doctors We will be given a test by the teacher tomorrow.

5、 A test will be given to us by the teacher tomorrow.第5页，共46页。4)We have put up some signs .5)Workers are building a new house. 6)They must deal with the problem at once7).They established a new club yesterday. Some signs have been put up by us.A new house are being built by workers.The problem must b

6、e dealt with by them at once.A new club was established by them yesterday.第6页，共46页。7) This factory make wonderful cars.8) That farm can grow rice.9) We can hear him read English every morning.Wonderful cars are made in this factory.Rice can be grown on that farm .He can be heard to read English by u

7、s every morning,第7页，共46页。怎样判断用主动还是被动：看介词和及物动词后是否有宾语，若没有就是被动The boy _ his mother now.The boy _ now. ( look after) is looking after is being looked after sendHe _ to the school when he was 5.He _ his son to school when he was5 was sent sent第8页，共46页。1。可以与 well, easily 连用的动词 read, write, sell, wash, wea

8、r, drawThe books _ well A. were sold B. sell C. have sold D. are being soldThis kind of cloth _ easily A. has washed B. was washed C. washes D. is washedBC主动式表被动义第9页，共46页。2.不定式在某些形容词后作状语,且和句子的主语(或宾语)构成动宾关系时,用主动式表被动义。The fish is not fit _(eat)We find English is hard _ (learn)The article is easy _ (un

9、derstand).to eatto learnto understand第10页，共46页。3.不定式作后置定语,与被修饰的名词构成动宾关系,又和该句主语(或宾语)构成主谓关系时,用主动式表被动义。I have a lot of homework _(do)Ill give him some books _ (read)to doto read第11页，共46页。4表示状态特征的连系动词+adj./n.,用主动式表被动义。 The steel feels coldThe music sounds beautiful.5 表示“开始、结束、运动”的动词用主动式表被动义。(begin,open,

10、start,stop,end,finish,shut, move,run,.)The shop opens at 6 am. every day第12页，共46页。6. 作“需要”讲的need后接动名词作宾语时，用主动式表被动义；当然也可接不定式的被动式作宾语。Your jacket needs washing/ to be washed第13页，共46页。1._ a new library _ in our school last year? Is; built B. Was; built C. Does; build D. Did ; build 2. An accident _ on t

11、his road last week. A. has been happened B. was happened C. is happened D. happened 3. So far, the moon _ by man already. is visited B. will be visited C. has been visited D. was visited 4. How many trees _ every year? A. are planted B. will plant C. have been planted D. planted 5.-When _ they _ thi

12、s computer? -Last year. A. did; use B. was; used C. is; used D. are; used BDCAA第14页，共46页。6. Who _ this book _? A. did; written B. was; written by C. did; written D. was; written 7. A story _ by Granny yesterday. A. was told us B. was told to us C. is told us D. told us 8. The monkey was seen _ off t

13、he tree. A. jump B. jumps C. jumped D. to jump 9. Older people _ well. A. looks after B. must be looked after C. must look after D. looked after BBDB第15页，共46页。1. 世界上许多国家都讲英文。. 2. 纸是中国发明的。.3. 这栋大楼是去年建造的。.English is spoken in many countriesall over the worldPaper was invented in ChinaThe building was

14、built last year第16页，共46页。用括号内所给动词的正确形式填空 1.Which language _the most widely_（speak）in the world？ 2.The lost boy_ （not find）now 3. The students _ often _(tell) to take care of their desks and chairs. 4. What _ knives _ (make) of ? . 5. Can the magazine _ (take) out ? 6. The man must _ (send) to the ho

15、spital 7. The stars _ ( not see) last night 9. This kind of shoes _ (sell) well. 10.The food _ (smell) delicious.11. He _ often _( hear, sing ) in the morning.is spoken hasnt been found are told are made be taken be sent werent seen sells smells is heard to sing第17页，共46页。1.They _this school 50 years

16、 ago. ( build )2. This cake _ ( make ) 5 minutes ago.3. The basket _( fill ) with flowers.4. _this article _(write) by him ?5. We _ ( borrow ) the bike this morning6. The accident _( happen ) yesterday.7. Who _( invent ) telephones ?8. _ the cars _(produce)in this factory?builtwas madewas filledWas

17、writtenborrowedhappened inventedWere produced第18页，共46页。一 构成 主语是动作的承受者，用被动语态。1.一般的现在时被动语态：am/is/are+及物动词的过去分词，（be是助动词）e.g:English is spoken by many people. German isnt taught in our school. Is French studied in your school? 第19页，共46页。2.过去时的被动语态： was/were+及物动词的过去分词e.g:These new houses were built in 20

18、00. My bike wasnt made in Shanghai. Was this kind of machine made in Shenzhen?注意：被动语态中be的形式是由主语决定的第20页，共46页。3.情态动词的被语态：must/can/may/should+be+动词的过去分词 e.g:The car mustnt be stopped here. Can this chair be taken out of the room? This job must be finished on time.第21页，共46页。二 被动语态的几种类型： 1 主动句中有一个宾语的被动语态

19、 He saw her in the shop yesterday. She was seen in the shop yesterday. 2 主动句中有二个宾语的被动语态 Jim gave me a book. I was given a book by Jim. A book was given to me by Jim. 第22页，共46页。 3 主动句中含有宾语补足语句子的被动语态 Mother told me not to be late. I was told not to be late by mother. I saw mother planting flowers in t

20、he garden. Mother was seen planting flowers in the garden. They made him work 12 hours a day. He was made to work 12 hours a day. 第23页，共46页。三 被动语态的注意事项 1 “主语+系动词+表语”的句子没有被动语 态 2 there be 句型没有被动语态 3 主动句中宾语是反身代词的没有被动语态 4 主动句的谓语动词是不及物动词的没有 被动语态，但与介词搭配后，则有:The nurse looked after him carefully. The baby

21、was looked after by the nurse carefully.第24页，共46页。Practice:1 Must I pay for it at once?_ it _ _ _ at once?2 We will build a new lab. A new lab _ _ _.3 They arent studying maths now. Maths _ _ _ now.4 How long have you kept the book?How long _ the book _ _? Mustbepaidforwillbebuiltisntbeenstudiedhasb

22、eenkept第25页，共46页。5 If your homework _(do) well,you may go to play.6 Mr.Green was seen _ (grow) trees.7 The blackboard was _ (look) carefully by the students.8 The ship model _ be _ (make)in two days.is doneto growlooked atwillmade第26页，共46页。Quiz 1 Quiz 11. The steel _ cold A. is felt B. was feeling C

23、. feels D. is being felt2. His plan _ good A. has sounded B. is sounding C. is sounded D. soundsCD第27页，共46页。Quiz 2Quiz 2The shop _ at 6 am. every day A. opens B. opened C. is opened D. is openingWork _ at 7 pm. today A. ends B. ended C. was ended D. had endedAB第28页，共46页。The pen _ smoothly A. was wro

24、te B. writes C. has writing D. is writtenThis coat _ easily A. has washed B. was washed C. washes D. is washedQuiz 3BC第29页，共46页。Your jacket needs _(wash)The house requires _ (repair)Quiz 4washingrepairing第30页，共46页。The fish is not fit _(eat) We find English difficult _ (learn)Quiz 5to eatto learn第31页

25、，共46页。I have much homework _ (do)Ill give the boy some books _(read)Quiz 6to doto read第32页，共46页。Correcting mistake2.Correct the mistake(s) in each sentence if any:1)Two boys hurt while playing a ball2)The singer lived in London until he was sending to university3)How long do you think the meeting wi

26、ll be lasted?was sentwill lastwere hurt第33页，共46页。4)A fire was broken out last night5)He had to travel by bus as his car was damaged in an accident a few days before6)The large building that is now built will be a hospitalhad been damagedis now being builtbroke out第34页，共46页。7)Class is begun at 7:30 e

27、very day8)His plan is sounded good9)Your coat needs being washedbeginssoundsto be washed / washing 第35页，共46页。1.An exhibition of paintings _ at the museum next weekAare to be held B. is to be heldC. are holdingDwill holdMultiple choice B第36页，共46页。2. Im sorry,sirYour recorder isnt ready yetIt _ in the factory is being repaired is repaired has been repaired hasnt been repairedA第37页，共46页。3Every possible means _, but none _ succe