《初中被动语态课件》由会员分享，可在线阅读，更多相关《初中被动语态课件（43页珍藏版）》请在金锄头文库上搜索。
1、The Passive Voice被动语态被动语态被动语态基本用法被动语态基本用法当句子的当句子的主语主语是动作的是动作的执行者执行者时，时，谓语的形式是谓语的形式是主动语态主动语态。当句子的。当句子的主语是动作的主语是动作的承受者承受者时，谓语要用时，谓语要用被动语态被动语态。被动语态由助动词。被动语态由助动词be+过去分词构成，时态通过过去分词构成，时态通过be表现出表现出来。来。be + Vp.p(动词的过去分词）动词的过去分词）1)be 动词可以随时态人称的变化而动词可以随时态人称的变化而变化变化am/ is / are + V(过去分词）过去分词）was/ were+ V(过去分词）
2、过去分词）will be + V(过去分词）过去分词）情态动词情态动词+ be + V (过去分词）过去分词）1.1.规则动词的过去分词：规则动词的过去分词：1)1)一般情况在动词原形后一般情况在动词原形后加加-ed-edwatch-watched2)2)以不发音以不发音e e结尾的加结尾的加-d-dpractice-practiced3)3)以辅音加以辅音加y y结尾的，去结尾的，去y y变变i i加加-ed-edstudy-studied4)4)以重读闭音节结尾，末尾只有一个辅音字母，以重读闭音节结尾，末尾只有一个辅音字母， 先双写该辅音字母，再加先双写该辅音字母，再加-ed-edstop
3、-stopped2.2.不规则动词的过去分词不规则动词的过去分词：amisarebeenhavehashaddodonewritewrittengogonewaterwatered watereduseused usedstudystudied studiedstopstopped stoppeddodid doneriderode riddenFor exampleHe plants trees in spring. 主谓宾(受动者)Treesare planted byhim改为被动语态in spring.Tom will clean the room tomorrow.主主谓谓宾宾(受动
4、者受动者)The room will be cleanedby Tom tomorrow.His brother washes bowls every day.主主谓谓宾宾(受动者受动者)Bowls are washed byhis brother every day.She waters the flowers every day.The flowersWhat does she do every day?every day.are watered by herThey do their homework after school.Their homework is done by them
5、 after school.He plays basketball every week. Basketball is played by him every week.My mother sweeps the floor every day.The floor is swept by my mother every day.jacketThe jacket is used for keeping warm.The jacket is made in Guangzhou.Guangzhoukeeping warmsummary 英语中动词有主动语态和被动语态英语中动词有主动语态和被动语态两种语
6、态。主动语态表示主语是动作的两种语态。主动语态表示主语是动作的执行者执行者,被动语态表示主语是动作的承被动语态表示主语是动作的承受者受者, 在被动语态中动作的执行者有时在被动语态中动作的执行者有时用用by短语表示出来短语表示出来.一般现在时一般现在时(simple present)：S(主语主语)+am/is/are +过去分词过去分词(done)一般过去时一般过去时(simple past)：S+was/were +过去分词过去分词(done)2. I bought a computer last term A computer was bought (by me) last term.Th
7、e light was invented by Thomas Edison .inventThomas Edison invented the light. Jim rode the motorbike to his factory yesterday.The motorbike was ridden to his factory yesterday. They had an evening party last week.An evening party was had last week.The Great Wall was built by Chinese people many yea
8、rs ago.Chinese people built the Great Wall many years ago.The students planted many trees yesterday.Many trees were planted by the students yesterday. Ann can take good care of the cats The cats can be taken good care of by Ann.情态动词情态动词(model verb)： S+ can/must/should等情态动词等情态动词 + be+过去分词过去分词 He can
9、carry the basket. The basket can be carried by him.They can sing some beautiful songs.Some beautiful songs can be sung by them.We should clean the classroom every day.The classroom should be cleaned by us every day.Our students mustnt smoke cigarettes.Cigarettes mustnt be smoked by our students.Ask
10、and answer waterevery dayat homemy grandmaA: When are the flowers watered?B: The flowers are watered every day.A: Where are the flowers watered?B: The flowers are watered at home.A: Who are the flowers watered by?B: The flowers are watered by my grandma.A: Are the flowers watered by my grandma at ho
11、me every day? B: yes, they are.sweepon weekendsin the kitchenmy motherWhen where whodoafter schoolin the classroomthe childrenbuildlong long agoin BeijingChinese peoplebuylast weekin NingboMary时态时态主动语态主动语态被动语态被动语态一般现在一般现在时时V(原形原形)/ V(e)sam/is/are +Vpp一般过去一般过去时时V-ed/ madewas/were +Vpp一般将来一般将来时时will +
12、V(原形原形) will+ be +Vpp含情态动含情态动词词情态动词情态动词+ V(原形原形)情态动词情态动词+ be +Vpp各种时态的被动语态构成各种时态的被动语态构成各种时态的被动语态构成各种时态的被动语态构成一般现在时：一般现在时：一般过去时：一般过去时：情态动词：情态动词：一般将来时：一般将来时：现在进行时：现在进行时：现在完成时：现在完成时：过去进行时：过去进行时：S+am/is /are +P.PS+was/were +P.P.S+ can/may/must/should + be+ P.P.S+ will+be+ P.P.S+ am/is/are + being + P.P.
13、S+ have/has + been+ P.P.S+ was/were+being+ P.P. 何时使用被动语态呢？何时使用被动语态呢？ 一、行为主体不明确，不必说出或者无法一、行为主体不明确，不必说出或者无法说出动作的执行者时。例如：说出动作的执行者时。例如： Football is played all over the world 二、不易找到或根本就不可能找到动作的二、不易找到或根本就不可能找到动作的执行者时。例如：执行者时。例如： My bike was stolen我的自行车被盗了。我的自行车被盗了。 三、汉语中含有三、汉语中含有“据说据说”、“据悉据悉”、“有有人说人说”、“大家
14、说大家说”等时。例如：等时。例如： It is said that one day he climbed to the top of a house and It was reported that her mother died of SARS.众所周知众所周知 It is well known that 据推测说据推测说 It is supposed that 四、汉语中含有四、汉语中含有“被被”、“由由”等词时。等词时。例如：例如： Tina is asked to come by PaulTina是被是被Paul叫来的。叫来的。五、某些句子习惯上用被动语态。例如：五、某些句子习惯上用被
15、动语态。例如： He was born in October，1989 1.People use knives for cutting things.Knives _ _ for cutting things.2.The students clean the windows of their classroom twice a month.The windows of their classroom_ _ twice a month. are usedarecleaned(变被动语态）变被动语态）七嘴八舌3.I found the ticket on the floor._ _ _ _ on
16、the floor.4.I told her to return the book in time.She _ _ to return the book in time.The ticket was found was told3. We found the ticket on the floor .5. Last year we built a library in ourschool.A library _ _ in our school last year.6.Now people can use computers to help them.Now computers _ _ _ to
17、 help them. was built can be used7. Did you plant many trees at this time last year?_ _ _ _ at this time last time?8.Must we finish our work today?_ our work_ _ today?Were many trees plantedMust be finished9. The foreign friends gave us some wonderful stamps.1) _ _ _ some wonderful stamps.2) Some wo
18、nderful stamps _ _ _ _. we were given were given to us10.The teacher asked Tom to turn on the computer.Tom _ _ to turn on the computer.11.In this factory women do most of the work. Most of the work _ _ by women in this factory. was asked is done12.He can mend the bike in two days.The bike _ _ _ in t
19、wo days.13.You must take this medicine three times a day.This medicine _ _ _ three times a day. can be mended must be takenHave a try1. The emperor invented tea by accident.2. Many Chinese can speak English.3. They dont wash their clothes every day.4. The boy broke the door of the class.Tea was inve
20、nted by the emperor by accident.English can be spoken by many Chinese.Their clothes arent washed by them every day.The door of the class was broken by the boy.5. We didnt solve the problem.6. Did Mary finish the work?7. His mother shouldnt allow him to wear earrings.8. Should we water the trees ever
21、y day?9. We must stop people walking on the grass.The problem wasnt solved by us.Was the work finished by Mary?He shouldnt be allowed to wear earrings by his mother.Should the trees be watered by us every day?People must be stopped walking on the grass.Fill in the blanks:Paper ( invent)_ in A.D.105
22、by Cai Lun in China. It is an important part of our everyday lives, but few people ever think about how it (make) _.Today most paper comes from trees. However, with the concern for the environment (考虑到环境考虑到环境) , more and more paper (produce) _from recycled paper products. Since paper products are of different qualities, they first(sort分类分类)_before they (recycle)_.The sorted material (put) _into a huge machine. was invented is made is produced are sorted are recycled is put
