2022年中考英语复习必考语法：被动语态ppt课件.pptx

1、被动语态Passive Voice牛刀小试1.Chinese _ by more and more people in the world（）A.is spoken B.are spoken C.speaks2.We couldnt enter the room because its door_.A.are locked B.locks C.is locked D.was locked3.Many flowers and trees _ in our city every year and it looks more beautiful now（）A.are planted B.is pla

2、nted C.are planting D plant课程目标1.了解被动语态的结构和用法2.学习不同时态下的被动语态 情态动词中的被动语态3.熟练掌握被动语态的句型转换4.学习被动语态的特殊用法leading-inWhats the matter?发生什么事了？发生什么事了？The window is broken.The snake is cut.The man is bitten.The man is eaten.知识点1英语的谓语动词有两种语态Active VoicePassive VoiceShe waters the flowers every day.The flowers ar

3、e watered by her every day.主动变被动的方法：主动变被动的方法：把主动语态改为被动语态可按“一变、二套、三注意”来进行。变主变宾，宾变主，前加by 套根据原句的时态套用相应时态。注意注意人称的变化而引起的主谓一致问题【总结】被动语态的结构：被动语态的结构：主语主语+be+done(过去分词)+by sb.+by sb.+其他其他例：把下列主动句改为被动句1.Lily writes many letters every day._ _ are written by Lily every day.Many letters _ _ by Lily every day.Man

4、y letters are written _ _ every day.例题1.New computers _ all over the world.A.is used B.are using C.are used D.have used2.The children _ by the nurse（护士）.A.are looked B.is looked C.are looked after D.looked3.The pet dog is warm and loving.It _ as a daughter of my familyA.treats B.treated C.is treated

5、 D.was treated练习题（1）Look!The baby _ (lie)on the bed.A.was lieing B.is lieing C.was lying D.is lying（2）-How clean and tidy your bedroom is!-Thanks.It _ every day.A.cleans B.cleaned C.is cleaned D.was cleaned（3）The persons under 16 shouldnt _ to go to the Internet bar.A.be allowed B.be allowing C.allo

6、w D.are allowed（4）Happy Camp _ at 8:00 p.m.every Saturday on HNTV.Many young people like it very much.A.is shown B.is showing C.shows D.was shown练习题1.They often clean their classroom after school（改为被动语态）Their classroom_ often_ by them after school2.The twin sisters clean the house every day（改为被动语态）T

7、he house_by the twin sisters every day3.We call mahs the language of science（改为被动语态）Maths_ the language of science4.Wesley translates two French storybooks into Chinese every year.（改为被动语态）Two French storybooks_ into Chinese by Wesley every year5.We use the camera to take photos.（改为被动语态）The camera _

8、_ to take photos by us.答案：is cleanedis cleanedis calledare translatedis used改为被动语态：1.Farmers plant the tea on the sides of mountains.2.In China,farmers grow the best rice in the northeast.3.Careless driving causes many traffic accidents.练习题答案：1.The tea is planted by faemers on the side of mountains.

9、2.In China,te best rice is grown by farmers in the northeast.3.Many traffic accidents are caused by careless driving.知识点2.1不同时态下的被动语态1.The rice is grown in the south of China.2.This bridge was built in 1990.3.Cars will be sent abroad by sea.4.I have been told the sports meet might be put off.被动语态的时态

10、、人称和数的变化被动语态的时态、人称和数的变化 主要体现在主要体现在_的变化上。的变化上。不同时态下的被动语态1.The bridge is building now.（现在进行时）2.This bridge is built by these villagers.（一般现在时的被动语态）3.This bridge was built by these villagers in 1990.（一般过去时的被动语态）【总结】不同时态下的被动语态时时 态态主动语态主动语态被动语态被动语态1一般现在时do/doesam/is/are+过去分词2一般过去时didwas/were+过去分词3一般将来时wi

11、ll+动词原形will+be+过去分词4现在进行时am/is/are+v-ingam/is/are+being+过去分词5过去进行时was/were+v-ingwas/were+being+过去分词6现在完成时have/has+过去分词have/has+been+过去分词例题将下列句子改为被动语态1.The boy cleaned the desk a moment ago.2.We will plant 2000 trees next year.3.The police have caught the thief.4.The farmers are cutting down the tree

12、s on the hill.答案：1.The desk was cleaned by the boy a moment ago.2.2000 trees will be plantes by us next year.3.The thief have been caught by the police.4.he trees on the hill are being cut down by the farmers.练习题 按要求完成句子，每空限填一词。（1）We sent a patient to the hospital yesterday.（变为被动语态）A patient _ _ to

13、the hospital yesterday.（2）These machines were invented by Edison.（改为主动语态）Edison _ these machines.答案：was sentinvented知识点2.2主动语态：情态动词主动语态：情态动词+V原形原形被动语态：被动语态：情态动词情态动词+be+done 常见情态动词：can/could,should,must,need,may/might.例句 Aliens can not be seen on the earth.在地球上不可能见到外星人。Other planets may be visited so

14、on in the future.将来其他的星球也会有人登陆。These trees must be watered in time.这些树应该及时浇水。例题1.The sun _ at night as usual.A.can be seen B.cant see C.cant be seen D.doesnt see2.The earth is our home.It _well.A.must be protected B.should protect C.need protect D.should protected.3.The tea _ at once,or it will go b

15、ad.A.must be drunk B.must drink C.must drinking D.must to drink4.There is a lot of wind in North China Well，more trees _ every year to stop the wind（）A.must be planted B.can plant C.should planted D.must been planted练习题（1）They must make the food at home（改为被动语态）The food _ _ _ at home by them.（2）Stude

16、nts cant take magazines out of the reading room（改为被动语态）Magazines _ _ _ of the reading room by students（3）We should take good care of the old people in our country（改为被动语态）The old people _ _ _ good care of in our country.答案：1.must be made2.cant be taken out3.should be taken巩固练习答案1.Many trees on the mo

17、untains should be planted by us.2.The flowers must be watered by us every day,or theyll die.3.Tom should not be asked by us to clean his room again.4.The machine need to be finished mending by theme in three days.5.Can this room be used by us to store some old things?【被动语态必考点总结】一般现在时的被动语态：am/is/are

18、done一般过去时的被动语态：was/were done含有情态动词的被动语态：情态动词+be done知识点2.3综合练习（1）People require no nets for this type of fishing.(主动语态变被动语态)No nets _ _ for this type of fishing.（2）We should do something to clean up our city.（改为被动语态）Something should _ _ to clean up our city.（3）Chinese invented paper nearly two thous

19、and years ago.(改成被动语态)Paper _ _ _ Chinese nearly two thousand years ago.（4）They invited me to go to their party（改为被动语态）I _ _ _ _ _ go to their party答案：1.are required2.be done3.was invented by4.was invited by them to知识点3被动语态的句型转换【否定句型】The cup isnt broken by Tom.At school,it is not allowed to use mobi

20、le phones in class.Rubbish shouldnt be thrown away everywhere.【一般疑问句型】Is the cup broken by Tom?At school,is it allowed to use mobile phones in class?Should rubbish be thrown away everywhere?【总结】句型转换三字诀“情Be助”否定句：主语+be+not+done+其他主语+情态动词+not+be+done+其他疑问句：Be+主语+done+其他？情态动词+主语+be+done+其他？拓展：句型转换情态动词be

21、动词助动词can,could,should,may,might,must,need.一般现在时：do,does一般过去时：did一般将来时：will现在完成时：have,hasam,is,are,was,were.例题1.People who drink wine _ to drive after May Day（）A.dont allow B.isnt allowed C.allow D.arent allowed2._ tea plants grown in Hangzhou?A.Do B.Did C.Is D.Are3.You cant wear shoes inside this pl

22、ace.It _.A.doesnt allow B.isnt allowed C.hasnt allowed D.wasnt allowed练习题（1）The guard didnt allow us to enter the theatre.（改为被动语态）We _ _ to enter the theatre.（2）Did he clean the blackboard just now？（改为被动语态）_ the blackboard _ just now？（3）A fashion show will be held at their school.（变成一般疑问句）_（4）The wo

23、rk is going to be finished in two days（对画线部分提问）_ _ _ the work going to be finished?答案：1.werent allowed2.Was cleaned3.Will a fashion show be held at their school?4.How long is知识点4被动语态的特殊用法1.一些动词后面需要加省略to的不定式，在变成被动语态时，省略的to要加上 能接动词原形做宾补的动词有11个，“吾看两厅三室一感觉”+V原形五看（五看（see、watch、notice、observe、look at）两听（两

24、听（hear、listen to）三使（三使（make、let、have）一感觉（一感觉（feel）We often hear him play the guitar.He is often heard to play the guitar.His mother makes him clean the room every day.He is made to clean the room every day.被动语态的特殊用法2.happen,take place,appear,disappear,belong to,break out(爆发）等词没有被动语态 例：In the past fe

25、w years,great changes have taken place in Lianyungang.3.如smell,feel,taste,sound,look等系动词加上形容词，可以用主动语态表被动意义例：The food tastes delicious.The music sounds great.例句（1）The boss makes the workers work all day.The workers are made _ _ all day by the boss.（2）He made me do that for him.(改为被动语态)I _ _ _ _ that

26、for him.答案：1.to work2.was made to do练习题判断下列句子的用法T/F1.The fire broke out in the capital building.2.Great changes have taken place in China.3.Great changes have been taken place in China.4.The fire was broke out in the capital building.答案：1.T2.T3.F4.F综合练习Our neighborhood used to be very quiet.However,

27、these days,strange things（1）_ in our neighborhood and everyone is unhappy.Zhou Gu,a local school teacher,is（2）_ worried.When he（3）_ by the local newspaper,he said,Every night we hear strange noises outside our window.My wife thinks that it could be an animal,but my friends and I think it must be tee

28、nagers（4）_.My parents called the policemen,but they couldnt find anything strange.They think it might be the wind.Everyone in our neighborhood is worried,and everyone has his or her own ideas.There（5）_ be something visiting the homes in our neighborhood,but what is it?（1）A.happenedB.are happening C.are happened（2）A.extremelyB.too C.possibly（3）A.interviewed B.was interviewed C.told（4）A.have fanB.having fan C.had fan（5）A.mightB.cant C.must知识总结See you!See you!