主动语态和被动语态课件

1、Passive Voice 被动语态,I believe I can fly,This song is enjoyed by people all over the world.,English is spoken by the most people in the world.,is spoken people,English,The Great Wall was built by Chinese people.,The Great wall built,The trees were planted by students.,trees planted,英语动词有两种语态：主动语态 (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执行者。,B. 被动语态表示主语是动作的承受者。,We planted the tree.,The tree was planted by us.,被动语态结构：,be + 过去分词(P.P) + (by ),主变被解题步骤:,1. 找宾语 -即动作的承受者,They

2、make shoes in that factory.,Shoes,2. 判断宾语的单复数 -即be动词的单复数.,are were,3. 判断动词的时态 -即be动词的时态.,4. 修改谓语的时态 -即原句动词改为过去分词,made,5. 修改原句的主语 -即by+ 主语.,by them.,We cleaned the classroom yesterday.,The classroom,was cleaned,yesterday.,by us,一般现在时的被动语态：,am/are/is + 过去分词+(by),1. People play football all over the world.2. Mr. Green teaches us this term.,Football all over the world.,We this term.,is played,by people,are taught (by Mr. Green),一般过去时的被动语态：,was/were + 过去分词+(by),3. People built the Great Wall long ago

3、.4. My classmates planted many flowers yesterday.,The Great Wall_ long ago.,Many flowers _ yesterday.,was built (by people),were planted (by my classmates),情态动词的被动语态：,must/should/can等 + be + 过去分词,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.,Lets practice,1.People use knives for cutting things.Knives_ _ for cutting things. 2. The students in this sch

4、ool study German. German _ _ by the students in this school.,are used,is studied,3.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 found,was told,5.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,taken,I usually hear her sing in the morning. She is usually heard _English songs in t

5、he morning.,to sing,思考一：,一些特殊结构的被动结构:,make, see, hear, watch 等动词，后接 不带“to”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 to leave the house.,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.,to work,was let to go,试一试,思考二：,1. The steel _ coldA. is felt B. was feelingC. feels D. is being felt,C,2. His plan _ goodA. has sounded B. is soundingC. is sounded D. sounds,D,系动词(feel, look, seem等）+adj., 用主动式表被动义。,思考三：,An accide

6、nt _ on this road last week. A. has been happened B. was happened C. is happened D. happened,happen, take place 等不及物动词无被动语态,D,am / is / are +donewas / were+ donecan / must / +be done,Attention:,小结,被动语态还原不定式 to,系动词用主动表被动。有些动词无被动语态。,一般现在时：,一般过去时：,情态动词：,1. A neighbor helped to keep our dog. It _while we were on holiday. (2005)A. was taken care B. took care ofC. is taken care of D. was taken care of 2. Watches_ Shanghai last long.A. are made in B. is made C. are made from D. made,中考考什么,？,D,A,3. A co

7、at can_ for keeping warm.A. be used B. is used C. been used D. used 4. The workers were made _ a lot of work in the old days.A. do B. doing C. to do D. did 5. This book _ often _from the libraryA. arent take away B. taken awayC. isnt taken away D. be taken away,A,C,C,6.People there planted many trees last year. Trees _ _ by people there last year.(同义句转换) 7. They grow vegetables on the farm. (同上)The vegetables _ _on the farm. 8. Now people can use computers to help them.Now computers _ _ _ to hel

8、p them.,T,were planted,are grown,can be used,Goodbye！,中考被动语态考题 1.The river smells terrible. People must _ dirty thinginto it.(南京市中考题）A. be stopped to throw B. 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）A. arent take away B. taken awayC. isnt taken away D. be taken away 3.He _ _(tell) to return his books to the library yesterday. (黄冈市中考题）,was told,用适当的形式填空1. History is _ 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.,

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