Unit8 語(yǔ)法專項(xiàng) 情態(tài)動(dòng)詞人教版英語(yǔ)九年級(jí)全冊(cè)

Unit8語(yǔ)法專項(xiàng)情態(tài)動(dòng)詞表推測(cè)的用法情態(tài)動(dòng)詞本身有一定的詞義，但是不能獨(dú)立作謂語(yǔ)，只能和動(dòng)詞原形一起構(gòu)成謂語(yǔ)。情態(tài)動(dòng)詞用在行為動(dòng)詞前，表示說(shuō)話人對(duì)這一動(dòng)作或狀態(tài)的看法或主觀設(shè)想，如需要，可能，等等。它具有如下特點(diǎn)：★情態(tài)動(dòng)詞沒(méi)有________________的變化，即它不隨主語(yǔ)人稱和單復(fù)數(shù)的變化而變化。如：Theycanswim.和Shecanswim.中的人稱和數(shù)都發(fā)生了變化，但can沒(méi)有變化?！锴閼B(tài)動(dòng)詞有詞義，但意思不完整，故不可單獨(dú)作謂語(yǔ)，必須和后面的________________連用，一起構(gòu)成謂語(yǔ)?！锴閼B(tài)動(dòng)詞的否定句一般是在can后加__________構(gòu)成，變一般疑問(wèn)句通常將can___________。14．根據(jù)例句總結(jié)表示猜測(cè)情態(tài)動(dòng)詞的用法。（1）Hemustknowtheanswers.他一定知道答案。結(jié)論：must表示_________，意思是“_________”。只能用于_________句。（2）Hecan’tpickherschoolbagup.他不可能拿了她的書(shū)包。Canheknowtheanswer?他可能知道答案嗎?結(jié)論：can’t表示_________推測(cè)，意為“_________”，用于否定句。can在疑問(wèn)句中意思是“_________”。（3）Don’teatit.Itcouldgobad.不要吃它，它可能壞了。結(jié)論：could表示_________。（4）Hemay/mightnotbeathome,butI’mnotsure.他可能不在家，不過(guò)我也不確定。結(jié)論：may,might表示_________推測(cè)，意思是“__________”。might在這里不表示過(guò)去時(shí)態(tài)，只表示語(yǔ)氣更委婉，可能性_________。一、單項(xiàng)選擇1．—Look!Thisrestaurantisalwayscrowded.—Thefoodhere________beverydelicious.Let'sgoandhaveataste.A．need B．can't C．must2．—Whosetextbookisit?IsitJenny's?—No,it________beJenny's.Look,Helen'snameisonthecover.Ithinkit________beHelen's.A．can't;must B．mustn't;must C．can't;may D．mustn't;may3．—Where'sJane?—I'mnotsure.She______inthelibrary.A．mightbe B．mustbe C．can'tbe4．—Manypeopleplaywithmobilephonesalldayinsteadofreadingbooks.—That’stoobad.Everyone________beabooklover.Readingismoreenjoyable.A．may B．should C．would5．Readingalargenumberofbooksmakeuswiser.Themoreweread,themoreweknow.A．can B．would C．need6．Theboy______beastudentinourschool.Hewearsadifferentuniformfromus.A．might B．can't C．must7．Thegirlintheclassroom________beMaria.Shecalledmefromthelibraryjustnow.A．mustn’t B．maynot C．can’t8．—Haveyoudecidedwheretogoforthesocialpractice?—Notyet.We______gotoTaiyuanLibrary.A．must B．might C．can’t9．—MustIwaithereallmorning?Ihavealotofworktodo.—No,you.Youmaybebackintheafternoon.A．mustn't B．can't C．don'thaveto10．—Excuseme,mayIkeepthebookalittlelonger?—Sorry.You________returnittoday.A．must B．mustn’t C．can11．---IhopeTedwillbethewinner.---Butit______behim,becausehehasmadesomanymistakes.A．must B．might C．can’t12．You_____betiredafterworkingforeighthourswithoutarest.A．can B．may C．must三、根據(jù)句意填空15．—WhoseCDisthis?—Itmight________toJim.16．ThebookmustbelongtoTony.

（變?yōu)榉穸ň洌㏕hebook_________belongtoTony.17．Hemustbeatworkatthemoment.（改為否定句）He________________atworkatthemoment.18．ThisbookmustbelongtoCarla.（改否定句）Thisbook____________toCarla.19．Thewomanovertheremustbehismother.（改為否定句）Thewomanoverthere________________hismother.20．ThewomanoutsidethedoormustbeMrs.King.（改為否定句）Thewomanoutsidethedoor_____________Mrs.King.21．YouhadbettergotoParisforaholidaynextweek.(改為否定句)Youhadbetter________

________toParisforaholidaynextweek.22．ThecoatmustbeMike’s.（改為同義句）Thecoat________________________________.23．Maybeheisinthelibrary.He__________________inthelibrary.參考答案：1．C2．A3．A4．B5．A6．B7．C8．B9．C10．A11．C12．C13．

人稱和數(shù)

動(dòng)詞原形

not

提到句首14．

可能性最大的肯定推測(cè)

一定

肯定

否定

不可能

可能

某事有可能發(fā)生或可能是事實(shí)

“可能性”

可能

更小15．belong16．cannot/