主动语态和被动语态ppt课件

1、1Passive Voice 被动语态被动语态I believe I can flyThis song is enjoyed by people all over the world.2English is spoken by the most people in the world.is spoken people English3The Great Wall was built by Chinese people. The Great wall built4The trees were planted by students. trees planted5 英语动词有两种语态： 主动语态

2、(the Active Voice) 被动语态(the Passive Voice)What is it?A. 主动语态表示主语是动作的主动语态表示主语是动作的执行者执行者。B. 被动语态表示主语是动作的被动语态表示主语是动作的承受者承受者。We planted the tree.The tree was planted by us.被动语态结构：被动语态结构：be + 过去分词过去分词(P.P) + (by )6主变被解题步骤主变被解题步骤:1. 找宾语找宾语 -即动作的承受者即动作的承受者They make shoes in that factory. Shoes2. 判断宾语的单复数判断

3、宾语的单复数 -即即be动词的单复数动词的单复数.arewere3. 判断动词的时态判断动词的时态 -即即be动词的时态动词的时态.4. 修改谓语的时态修改谓语的时态 -即原句动词改为过去分词即原句动词改为过去分词 made5. 修改原句的主语修改原句的主语 -即即by+ 主语主语. by them.We cleaned the classroom yesterday.The classroomwas cleanedyesterday.by us7一般现在时的被动语态：一般现在时的被动语态：am/are/is + 1. People play football all over the wor

4、ld.2. Mr. Green teaches us this term.Football all over the world .We this term.is playedby peopleare taught (by Mr. Green)8一般过去时的被动语态：一般过去时的被动语态：was/were + 3. People built the Great Wall long ago.4. My classmates planted many flowers yesterday.The Great Wall_ long ago.Many flowers _yesterday.was bui

5、lt (by people) were planted (by my classmates)9情态动词的被动语态：情态动词的被动语态：must/should/can等等 + be + 5. You must throw the broken glass away at once.The broken glass _at once.Our homework _on time. must be thrown away can be finished (by us)(by you)6. We can finish our homework on time.10111.People use knive

6、s for cutting things. Knives_ _ for cutting things.2. The students in this school study German.German _ _ by the students in this school. are used is studied123.I found the ticket on the floor. The ticket _ _ on the floor.4.I told her to return the book in time.She _ _ to return the book in time.was

7、 found was told135.He can mend the bike in two days.The bike _ _ _ in two days.6.You must take this medicine three times a day.This medicine _ _ _ three times a day. can be mended must be taken14 I usually hear her sing in the morning.She is usually heard _English songs in the morning. sing思考一：思考一：1

8、5make, see, hear, watch 等动词，后接等动词，后接不带不带“to”不定式时，变被动语态时要还原不定式时，变被动语态时要还原“to” 。E.g： I saw him leave the house. He was seen leave the house.16 He makes her horse work all day. Her horse is made all day. My father let me go out for a picnic. I out for a picnic. work was let go 试一试试一试17思考二：思考二：1. The st

9、eel _ cold A. is felt B. was feeling C. feels D. is being feltC 2. His plan _ good A. has sounded B. is sounding C. is sounded D. soundsD系动词系动词(feel, look, seem等）等）+adj., 用用主动式表被动义主动式表被动义。 18思考三：思考三： An accident _ on this road last week.A. has been happened B. was happenedC. is happened D. happenedh

10、appen, take place 等不及物动词无被动语态等不及物动词无被动语态D19 am / is / are +done am / is / are +done was / were+ done was / were+ done can / must / +be done can / must / +be doneAttention:小结小结 被动语态还原不定式被动语态还原不定式 to 系动词用主动表被动。系动词用主动表被动。 有些动词无被动语态。有些动词无被动语态。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：201. A neighbor helped to k

11、eep our dog. It _while we were on holiday. (2005) A. was taken care B. took care of C. is taken care of D. was taken care of2. Watches_ Shanghai last long. A. are made in B. is made C. are made from D. made中考考什么中考考什么DA213. A coat can_ for keeping warm. A. be used B. is used C. been used D. used4. Th

12、e workers were made _ a lot of work in the old days. A. do B. doing C. to do D. did5. This book _ often _from the library A. arent take away B. taken away C. isnt taken away D. be taken awayACC226.People there planted many trees last year. Trees _ _ by people there last year.(同义句转换同义句转换) 7. They gro

13、w vegetables on the farm. (同上同上) The vegetables _ _on the farm.8. Now people can use computers to help them. Now computers _ _ _ to help them.Twere planted are grown can be used2324中考被动语态考题中考被动语态考题1.The river smells terrible. People must _ dirty thing into it.(南京市中考题）南京市中考题） A. be stopped to throw B

14、. be stopped from throwing C. stop to throw D. stop from throwing 2.This book _ often _from the library.(北京市中考题）北京市中考题） A. arent take away B. taken away C. isnt taken away D. be taken away3.He _ _(tell) to return his books to the library yesterday. (黄冈市中考题）黄冈市中考题）was told25 用适当的形式填空 1. History is _

15、by the people. ( make) 2. He is often _ to do the work by the teacher. (ask) 3. The book _ by him last year. ( write ) 4. The radio _ last week. ( mend) 6. A new subway _ (build) next year. 10. The trains _( produce) in Zhuzhou. 11. Young trees should _(water) often.madeaskedwas writtenwas mendedwil

16、l be builtare producedbe watered26用所给动词的正确形式填空：用所给动词的正确形式填空： 1). The bike _(fix) up by Xiao Ming yesterday. 2). Sunglasses _ (use) for protecting peoples eyes. 3). A picture _(put) up on the blackboard. 4). French_ (speak) in France. 5). Teenagers should _(allow) to choose their own clothes.was fixe

17、dare usedis putis spokenbe allowed275)Exercises:选择填空:Windows_ of glass.be made B. is made C. are made D. been made2. The house_ in 2004.is built B. is building C. was built D. used3. A coat can_ for keeping warm.be used B. is used C. been used D. usedCCA284. Watches_ Shanghai last long. A. are made

18、in B. is made C. are made from D. made5. This desk is made _ wood. A. of B. from C. in D. by6. The things on show were _ the old days. A. used B. used to C. used for D. used in7. Silk _ in Hangzhou and Suzhou. A. is produced B. are produced C. produced D. is produces AADA297.The teacher asked Tom to turn on the computer.Tom _ _ to turn on the computer.8.In this factory women do most of the work. Most of the work _ _ by women in this factory. was asked is don