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1、情态动词一、情态动词的定义：情态动词有词义，但它不能单独作谓语，它必须和其他动词一起构成谓语。情态动词没有人称和数的变化；它的后面必须跟动词原形。二、情态动词的种类：情态动词词义否定形式词义can能够，会can’t不能，不会could能够，会couldn’t不能，不会may可以／／must必须mustn’t不允许，不能shall将，要／／should应该shouldn’t不应该need需要needn’t不必would将会，愿wouldn’t不会，不愿三、情态动词的用法及主要句型：1、CanIhe
2、lpyou?——Yes,please./No,thanks.2、Can+主语+动词原形?Yes,～can.No,～can’t.3、CanIborrowyourbook?----Yes,ofcourse.4、CanIwriteonthebook?------No,youcan’tmustn’t.5、CouldCanyouhelpme?----Yes,ofcourse.Certainly.Sure.6、CouldCanyoutellmethewaytotheZoo?7、MayIcomein
3、?-----Comein,please.8、MayIsithere?-----Yes,please.Sorry,pleasedon’t.9、MayIhavesomeCoke?----Yes,ofcourse.10、May/Could/CanIspeaktoTom?-----Speaking.Who’scalling?11、should、shouldn’t表示劝告：1)Heshouldgetupearly.2)Sheshouldn’tplaycomputergametoomuch.12、Shou
4、ld+主语+动词原形?Yes,～should.No,～shouldn’t.13、表示建议“你愿意…吗”Wouldyouliketogoshoppingwithme?-----Yes,I’dloveto./I’dloveto.ButI’mbusynow.14、就餐用语Wouldyoulikesomethingtoeatdrink?----Yes,I’dlike…15、shall用于第一人称(I,we),可以表示“将”和表示建议“……好吗?”1)Whereshallwehavedinner?2)
5、Shallwegofishing?-----Allright.OK.Goodidea.16、Must+主语+动词原形?---Yes,～must.No,～needn’t.(一)用适当的情态动词填空。1.MustIborrowthebookwithmyIDcard?No,you________.2.________Iuseyourcar?Yes,you________.3.________Igohomenow?No,you_________stayhere.4. Mymotherisil
6、l.I_________stayathomeandlookafterher.5. ________youlikesometea?6.You________takemoreexercise.7.________youtellmehowtogettotheQingyunPark?8.Theclock________tellusthetime.9.________youliketogofishingwithme?10.________weplayfootballthisafternoon?(二)按
7、要求改写句子。1. Icanrunfast.I________________fast.(否定句)2. Youmustreturnthebooknow.（一般疑问句）________Ireturnthebooknow?No,you________.3. Hecanplaybasketballwell.（一般疑问句）_______he______basketballwell?4. Theymusttakethebooksoutoftheroom.（否定句）They_________
8、_______thebooksoutoftheroom.5. Heshouldgetupearly. (否定句)He_______getuplate.(三)单项选择。（ ）1. youlikesomemilk?A. WouldB. CouldC. Can（ ）2. Wepicktheflowerinthepark.A. can’tB. don'tC. mustn’t()3.W eshouldmoretrees,andweshouldn’tcutanytrees.A. pla
