1、Read these sentences,My mother waters the flowers every day. The flowers are watered by mother every day. We cleaned the classroom yesterday. The classroom was cleaned by us yesterday. He must finish the homework. The homework must be finished. We will clean the classroom. The classroom will be clea

2、ned by us .,語(yǔ) 法 被動(dòng)語(yǔ)態(tài),語(yǔ) 態(tài) 分 類(lèi),英語(yǔ)動(dòng)詞有兩種語(yǔ)態(tài)，主動(dòng)語(yǔ)態(tài)和被動(dòng)語(yǔ)態(tài)。主動(dòng)語(yǔ)態(tài)表示主語(yǔ)是動(dòng)作的執(zhí)行者，被動(dòng)語(yǔ)態(tài)表示主語(yǔ)是動(dòng)作的承受者。如： They will build a new house. (主動(dòng)) A new house will be built . (被動(dòng)) 漢語(yǔ)中常用“被”、“給”、“由”、“受”等詞用來(lái)表示被動(dòng)，而英語(yǔ)中則用被動(dòng)語(yǔ)態(tài)表示。,His brother washes bowls every day.,主,謂,賓(受動(dòng)者),Bowls,are washed,by,his brother,every day.,He looked after

3、the little baby yesterday.,主,謂,賓(受動(dòng)者),The little baby,was looked after,by,him,yesterday .,My mother waters the flowers every day. The flowers are watered by mother every day. We cleaned the classroom yesterday. The classroom was cleaned by us yesterday. He must finish the homework. The homework must

4、 be finished. We will clean the classroom. The classroom will be cleaned by us .,1、一般現(xiàn)在時(shí)被動(dòng)語(yǔ)態(tài) 2、一般過(guò)去時(shí)被動(dòng)語(yǔ)態(tài),結(jié)構(gòu),am/is /are + 過(guò)去分詞,was/were + 過(guò)去分詞,4、含情態(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài),情態(tài)動(dòng)詞 + be + 過(guò)去分詞,3.一般將來(lái)時(shí)被動(dòng)語(yǔ)態(tài),will +be +過(guò)去分詞,被動(dòng)語(yǔ)態(tài)的用法： 1、當(dāng)不知道誰(shuí)是動(dòng)作的執(zhí)行者； 2、沒(méi)有必要或不想指出誰(shuí)是動(dòng)作的執(zhí)行者時(shí)； 3、只需強(qiáng)調(diào)動(dòng)作的承受者時(shí)。,is spoken,was taken,can finish,1.Knives

5、 _(use) for cutting things. 2.The windows of their classroom_ (clean)twice a month. 3.Tom _(ask) to turn on the computer yesterday.,EXERCISES,are used,are,cleaned,was asked,4.Most of the work _ (do)by women in this factory. 5.The work _(finish) today. 6.All the students _(ask) to bring a kite with t

6、hem last Sunday.,is done,must be finished,were asked,檢測(cè),Chinese _by more and more people in the world now.(2004) Ais spoken Bis speaking Cspeaks Dspoke,A,The doctor looked over peter carefully after he _ to the hospital.（2005） A. takes B. is taken C. took D. was taken It is said that potato chips _

7、by mistake about a hundred years ago. (2006課) A.invented B. invent C. are invented D. were invented,D,D,檢測(cè),Today Chinese_ by more and more people around the world.(2006) A was spokenB. is spoken C. spoke D. speak The Olympic Games _ every four years.(2007課) A. are held B. were held C. are holding D. will hold,B,A,This school has a long history. It _ 100 years ago.(2007) A build B builds C was built D has built,c, Whos the little baby in the photo, Susan? Its me. This photo _ ten years ago. A. takes B. is taken