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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,*,*,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,*,*,含情态动词的被动语态,含情态动词的被动语态,情态动词有哪些,?,1.,can/may/must/will/shall/should/,ought to,2.,need/dare,3.,had better/would rather,used to/,have to/be able to,2,情态动词有哪些?1.can/may/must/will,情态动词的含义,序号,1,2,原形,can,may,过去式,could,might,主要含义,1.,能力,2.,请求,/,准许,3.,可能性,1.,请求,/,准许,2.,可能性,*3.,祝愿,1.,义务,(,必须,);2.,猜测,(,肯定,),3,4,5,6,7,must,need,dare,will,shall,must,had to,needed,dared,would,should,需要,敢,愿意,1.,征求意见,2“,应该”,(should),3,情态动词的含义序号12原形canmay过去式couldmig,情态动词的含义,序号,8,9,10,11,12,13,原形,be able to,have to,ought to,used to,had better,would,rather,过去式,was/were able,to,had to,ought to,主要用法,“,能够”（能力）,“,不得不,/,必须”,“,应该”,“,过去（常常）”,“,最好”,“,宁愿”,4,情态动词的含义序号8910111213原形be able t,含情态动词的被动语态：,情态动词,+be+PP,can/could,be done,must,be done,should,be done,may/might,be done,had better,be done,have to,be done,含情态动词的被动语态：情态动词+be+PPcan/coul,否定式：情态动词,+not+be+p.p,can/could,not be done,must,not be done,should,not be done,may/might,not be done,had better not,be done,have not to,be done,否定式：情态动词+not+be+p.pcan/cou,疑问式：情态动词,+,主语,+be+p.p,can/could,+,主语,+be done,must,+,主语,+,be done,should,+,主语,+be done,may/might,+,主语,+,be done,had,+,主语,+,better,be done,have,+,主语,+,to,be done,疑问式：情态动词+主语+be+p.pcan/coul,1.I can finish the work.,The work can be finished by me.,Can the work be finished by you?,2.We,should,plant many more trees.,Many more trees,should be planted,by us.,Should,many more trees,be planted,by us?,1.I can finish the work.The wo,3.Parents,should allow,teenagers to drive the car.,Teenagers,should be,allowed,by parents,to drive,the car.,Should,teenagers,be,allowed,by parents,to drive,the car?,4.You can pass,the exam,if you study hard,.,The exam,can be passed(by you),if you study,hard.,Can,the exam,be passed(by you),if you study,hard?,3.Parents should allowteenager,water,(,浇水,),They,must water,trees every day.,Trees,must be watered,by them,every day.,Must,trees,be watered,by them,every day?,water(浇水)They must watertrees,People may catch fish in the river.,Fish may be caught in the river(by,people).,People may catch fish in the r,1.My mother,can cook,delicious meals,.,Delicious meals,can be cooked,by my mother,.,2.,Students,will use,these textbooks,next term.,These textbooks,will be used,next term,by students,.,3.You should water trees often.,Trees,should be watered,by you often .,4.You must not plant trees in very dry earth.,Trees,must not be planted,by you in very dry earth.,1.My mother can cook delicious,3.Sixteen-year-olds should be allowed to drive.,(,先改为否定句，再改一般疑问句,),Sixteen-year-,olds shouldnt be allowed to drive.,Should sixteen-year-olds be allowed to drive?,Yes they should./No,they shouldnt.,4.I think the work should be done at once.,(,改为否定句,),I,dont,think the work should be done at once.,3.Sixteen-year-olds should be,Drills:,1.We should look after elder people very well.,2.We should answer these questions as soon as,possible.,3.We must clean our classroom this afternoon.,4.You must hand in your homework before nine,oclock.,5.You can bring your friends to my birthday,party tomorrow evening.,6.You shouldnt touch the things on display in,the museum.,7.They may grow fruit trees around village next,spring.,Drills:1.We should look after,
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