九年级unit3被动语态.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,被动语态复习课,英语动词有两种,语态,：,主动,语态和,被动,语态。,1.,当我们不知道谁是动作的执行者,2.,或者只需强调动作的承受者时，要用,被动语态,。,时态：,1.,一般现在时：,2.,一般过去时：,3.,一般将来时,：,4.,情态动词的被动语态：,被动语态,结构：,be,+,过去分词,(,PP,)+(,by,),am/is/are+pp,was(were)+pp,will(shall)/be going to+be+pp,must(can,may等)+be+pp,在改写中应注意：,1.,把,原,来的,宾语,提到前面作被动语态的,主语,;,2.,把动词变成“,be,+,过去分词,”,;,3.,主动语态中的,主语,变为介词,by,的,宾语,。,典型题例,例,1,将下列句子改为被动语态。,We,clean our classroom every day.,Our classroom is cleaned(by us)every day.,基 础 知 识,复 习,一般现在时的被动语态：,am,/,are,/,is,+,过去分词,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,4.People built the Great Wall long ago.,5.Two years ago we used the machinesto make shoes for children.,The Great Wall,long ago.,Two years ago those machines,by us to makeshoes,for children.,was built(by people),were,used,一般将来时的被动语态：,will,/,be going to,+be+,过去分词,6.We will write a diary next class.,7.Tom is going to hold a birthday party.,A diary,next class.,A birthday party,.,will be written(by us),is going to,be held,by Tom,情态动词的被动语态：,must,/,have to,/,can,等,+be+,过去分词,8.You must throw the broken pottery away at once.,The broken pottery,at once.,must be thrown away(by you),知识拓 展,思考,1,：,将下列的主动句变为被动语态：,10,We gave him some books.,He,.,Some books,.,was given some books(by us),were given,to,him(by us),小 结,5,：,带有,双宾语,（宾语既有人又有物）的,被动结构是,:,（,1,）,将,间接宾语,(,人,),变为主语，直接宾语,(,物,),不变。,（,2,）,将,直接宾语,物,),变为主语，一般要在间接宾语前,加介词,to,或,for,.,思 考,2,：,12,I usually hear her sing English songs in the morning.,She,in,the morning.,is usually heard,to,sing English songs,14,He makes her horse work all day.,Her horse,all day.,15.My father let me go out for a picnic.,I,out for a picnic.,is made,to,work,was let,to,go,小 结,6,：,一些特殊结构的,被动结构,:,（,1,）,感觉动词,(hear,see,等,),改被动语态,（,2,）,使役动词,(let,make,等,),改被动语态,如动词为,make,see,hear,watch,等，后接,宾语补足语为不带“,to”,不定式时，,变被动,语态时要加上“,to”,。,如：,I saw him,fall off the tree,.,He was seen,to,fall off the tree,.,知 识 运 用,一、单项选择：,1.Only thirty-eight ideas,by the,newspaper.,A.choose B.chose,C.was chosen D.were chosen,2.As usual,Meihua,at 6:30 this,morning by her mother to get ready for,school.,（,2006,）,A.,has woken up B.woke up,C.wakes up D.was woken up,D,D,3,A,neighbour,helped to keep 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 of,4.At the end of the meeting Miss,Green,two minutes to decide whether she should join the project or not.(2004),A.gave B.had given,C.was given D.was giving,D,B,5.Mr.Johnsons story,by everyone who heard it.(2003),A.laughed at B.was laughed,C.laughed D.was laughed at,D,二、请把下面句子改为被动语态,1They showed Jack carefully how to use it.,Jack,carefully,how to use it.,2.Beijing will hold the 29,th,Olympic Games in 2008.,The 29,th,Olympic,Games,in 2008.,was showed,will be held by Beijing,3.Miss Deng teaches us English.,.,.,4.They saw the boy playing basketball at 3:00 yesterday.,The boy,_,_ at,3:00 yesterday.,We are taught English by Miss Deng,was seen,to,play basketball,English is taught,to,us by Miss Deng,5.We should make our country become more and more beautiful.,Our country,more and more beautiful.,should be made,to,become,