初中情態(tài)動(dòng)詞用法總結(jié),練習(xí)含答案

專(zhuān)項(xiàng)：情態(tài)動(dòng)詞一考點(diǎn)：情態(tài)動(dòng)詞的用法和辨析，情態(tài)動(dòng)詞表示推測(cè)和可能，由情態(tài)動(dòng)詞引導(dǎo)的一般疑問(wèn)句的回答。二類(lèi)型：1只是情態(tài)動(dòng)詞：can,could,may,might,must2可做情態(tài)動(dòng)詞，可做實(shí)義動(dòng)詞：need,dare3可做情態(tài)動(dòng)詞，可做助動(dòng)詞：will,would,shall,should4特殊：haveto,oughtto,usedto三特征：1有一定的詞義，但不能單獨(dú)作謂語(yǔ)，必須與行為動(dòng)詞和系動(dòng)詞連用構(gòu)成謂語(yǔ)。2無(wú)人稱(chēng)和數(shù)的變化。（haveto除外） Eg:Hehastostayhere.3后接動(dòng)詞原形。4具有助動(dòng)詞作用，可構(gòu)成否定，疑問(wèn)或簡(jiǎn)短回答。四用法：1.can①表示能力，“能，會(huì)”。Eg:Canyouplaybasketball?②表示懷疑，猜測(cè)，常用于否定句或疑問(wèn)句。 Eg:Lihuacan'tbeintheclassroom.③表示請(qǐng)求，允許，多用于口語(yǔ)，譯“可以”二may.Eg:youcangonow.@can開(kāi)頭的疑問(wèn)句，肯定句，否定句用can或can't.①can的過(guò)去式，表示過(guò)去的能力。 Eg:IcouldswimwhenIwassevenyearsold.②could開(kāi)頭的疑問(wèn)句，肯定和否定回答用could,couldn't如果could表示現(xiàn)在的委婉，用can回答。Eg:CouldIhaveadrink?Yes,youcan.①表示推測(cè)，“可能，也許"，用于肯定句。 Eg:Hemaycometomorrow.②表示請(qǐng)求，“許可，可以“。Eg:MayIborrowyourbook?注：表示請(qǐng)求，許可時(shí)，主語(yǔ)為第一人稱(chēng)的一般疑問(wèn)句，否定回答用

mustn't"不可以，禁止，不許"，不用maynot“可能不”。③表示祝愿。Eg:Mayyousuccess.①表示“可以”，用于過(guò)去時(shí)中。Eg:HetoldmeImightsmokeintheroom.②用于現(xiàn)在時(shí)，表示說(shuō)話更委婉，禮貌。Eg:Hemightbedoinghislessons②用于現(xiàn)在時(shí)，表示說(shuō)話更委婉，禮貌。Eg:Hemightbedoinghislessonsnow.①表示“必須，應(yīng)該”。②表示推測(cè)，常用在肯定句中，表“一定”。 Eg:Thereissomeoneknockingatthedoor.ItmustbeJim.③否定句中，mustn't表示禁止，“不允許”。④以must開(kāi)頭的疑問(wèn)句，肯定句回答用must,否定回答用needn’t,表示“不需要，不必”:"don’thaveto”.⑤表示“偏偏”。Eg:Mustyouplaythepianoatthistime.①情態(tài)動(dòng)詞：+do,用need提問(wèn)或回答，肯定句回答用must,否定句回答用needn't.Eg:Youneedn'tcometoschoolsoearly.②實(shí)義動(dòng)詞：+todo，用助動(dòng)詞提問(wèn)和否定。③+doing表示被動(dòng)。④needn'thavedone表示沒(méi)必要做某事但是做了。Eg:Iactuallyneedn’thaveboughtsomuchwine.①情態(tài)動(dòng)詞，多用于疑問(wèn)句，否定句，條件句中。Eg:I’mafraidyoudarenottodosuchathing.注：Idaresay習(xí)慣說(shuō)成“也許，我想”。Eg:Itwillrainthisafternoon,Idaresay.②實(shí)義動(dòng)詞：daretodo，用于肯定句中，當(dāng)用于否定句或疑問(wèn)句時(shí)，to可以省略。Eg:Thisstudentdoesn'tdaretoraiseanyquestioninclass.①用于第一人稱(chēng)表示征求意見(jiàn)，詢問(wèn)。Eg:ShallIopenthewindow?Shallwehavelunchhere?②表示說(shuō)話人的態(tài)度，”命令，警告，允諾，威脅”。Eg:Youshallfinishyourhomeworkfirst.③用于第三人稱(chēng)，在條約，規(guī)定，法令等文件中表示義務(wù)或規(guī)定，”應(yīng)該，必須”。（不常用）①表示義務(wù)，責(zé)任“應(yīng)該”。Eg:Weshouldobeytrafficlaws.②作為shall過(guò)去式，用于第一三人稱(chēng)，表示征求意見(jiàn)。Eg:MrLeeaskedifheshouldgethisvisa.③表示“竟然"。 Eg:It’sunthinkablethattheboyshouldsingsuchabeautifulsong.④表示說(shuō)話人的特殊情感，如驚奇，憤怒，失望等。 Eg:HowshouldIknow?⑤表示勸告，建議，“應(yīng)該”。 Eg:Youshouldlistentoyourteacher.①用于第二人稱(chēng)表示詢問(wèn)，請(qǐng)求，也可以表達(dá)現(xiàn)在的“意愿”。Eg:Willyoupassmethebook?②表示意愿，決定，允諾，用于各種人稱(chēng)。Eg:Iwilltrymybesttohelpyou.③表示規(guī)律性的“注定會(huì)”。 Eg:Peoplewilldiewithoutairorwater.①表示過(guò)去的意愿或委婉詢問(wèn)。 Eg:Wouldyoutellmethewaytothestation?to①“必須，不得不”，強(qiáng)調(diào)客觀需要，含有時(shí)態(tài)的變化。 Eg:I'llhavetoaskJiminstead.②區(qū)別：must表示“必須，應(yīng)該“，主觀看法。to①表示職責(zé)，義務(wù)或要求，及人們應(yīng)該去做的正確的事或好事。Eg:Humansoughttostoppollutingnature.②比should語(yǔ)氣強(qiáng)，oughtto反映客觀情況，should表示主觀看法。③oughttohavedone本應(yīng)該做而沒(méi)有做。Eg:Youarelate.Yououghttohavearrivedfiveminutesearlier.to①表示“過(guò)去常常，過(guò)去是“，沒(méi)有人稱(chēng)和數(shù)的變化，可以和過(guò)去的時(shí)間狀語(yǔ)連用。否定形式：usedn'tto或didn’tuseto，疑問(wèn)詞將use提前或Did…useto…？Eg:Hedidn'tusetobesocareless.②區(qū)別would:帶有主觀性，并且現(xiàn)在做不做不知道。Usedto:客觀性，和現(xiàn)在進(jìn)行對(duì)比，過(guò)去常常，現(xiàn)在就不怎么做了。Eg:HewouldphonemeonSunday.Eg:IusedtobeveryfondofmusicwhenIwasyoung.③區(qū)別：beusedtodoing（情態(tài)動(dòng)詞）習(xí)慣于…Usedtodo（情態(tài)動(dòng)詞）過(guò)去是，過(guò)去常?！瑽eusedtodo（過(guò)去式）被用來(lái)做…

MyparentsusedtoliveinEg:Iamalreadyusedtonoisycitylifehere.MyparentsusedtoliveinSouthAmerica.Thismachineisusedtocutupwastepaper.15.其他15.其他:⑴hadbetterdo最好做某事Eg:Youhadbetterstayathome.否定：hadbetternotdo⑵beableto與can表示能力時(shí)用法相同，但前者有時(shí)態(tài)的變化，有能力成功做某事。notdo⑵beableto與can表示能力時(shí)用法相同，但前者有時(shí)態(tài)的變化，有能力成功做某事。Eg:Wewillbeabletocomebacknextweek.完形填空Haveyoueverseentheadvertisement:Learnaforeignlanguageinsixweeks,1giveyourmoneyback?Ofcourse,it2happensquitelikethat.Theonlylanguagetolearnisthemotherlanguage.Andthink4practiceisneededforthat.BeforetheSecondWorldWarpeopleusuallylearnedaforeignlanguage5theliterature文學(xué))ofthecountry.Nowmostpeoplewantto6aforeignlanguage.Everyyearmillionsofpeoplestartlearning7Howdotheydoit?Somepeopletryathome8booksandtapes,othersgotoeveningclassesorwatchTVprograms.9theyusethelanguageonly2or3timesaweek,learningitwill10alongtime,likelanguagelearningatschool.Afewpeopletrytolearnalanguagefastbystudyingfor6or11hoursaday.It,smucheasiertolearnthelanguageinthecountrywhereit12 .Butmostpeopleare13todothis,andmanypeopledon,thavetodoso.Machinesandgoodbookswillbevery14,buttheycannotdothestudents,work.15thelanguageisHaveyoueverseentheadvertisement:Learnaforeignlanguageinsixweeks,1giveyourmoneyback?Ofcourse,it2happensquitelikethat.Theonlylanguagetolearnisthemotherlanguage.Andthink4practiceisneededforthat.BeforetheSecondWorldWarpeopleusuallylearnedaforeignlanguage5theliterature文學(xué))ofthecountry.Nowmostpeoplewantto6aforeignlanguage.Everyyearmillionsofpeoplestartlearning7Howdotheydoit?Somepeopletryathome8booksandtapes,othersgotoeveningclassesorwatchTVprograms.9theyusethelanguageonly2or3timesaweek,learningitwill10alongtime,likelanguagelearningatschool.Afewpeopletrytolearnalanguagefastbystudyingfor6or11hoursaday.It,smucheasiertolearnthelanguageinthecountrywhereit12 .Butmostpeopleare13todothis,andmanypeopledon,thavetodoso.Machinesandgoodbookswillbevery14,buttheycannotdothestudents,work.15thelanguageislearnedquicklyorslowly,itishardwork.)1.A.soB.orC.andD.but)2.A.can'tB.impossibleC.never( )3.A.easilyB.difficultC.ableD.easy( )4.A.howmuchB.howlong C.howfast D.how( )5.A.studiedB.tostudy C.studying D.study( )6.A.talkB.tellC.speakD.sayD.oftenmany( )7.A.themB.thisC.thatD.itD.itinD.by()9.A.IfB.When C.SinceD.Until( )10.A.spendB.use C.takeD.cost( )11.A.someB.more C.otherD.less( )12.A.speaksB. is speaking C.spokeD.isspoken()13.A.ableB.possible C.unableD.notpossible( )14.A.carefulB.forgetful C.wonderful D.helpful( )15.A.eitherB. whether C.whatD.how( )8.A.withoutB.withC.專(zhuān)題練習(xí)：一.選擇題ItisusuallywarminmyhometowninMarch,butitberathercoldsometimes.A.must B.can C.should D.wouldYoubehungryalready youhadlunchonlytwohoursago!A.wouldn'tB.can'tC.mustn't D.needn't Whatdoyouthinkwecandoforouragedparents? Youdoanythingexcepttobewiththemandbeyourself.A.don'thavetoB.oughtn'ttoC.mustn't D.can'tJohnpromisedhisdoctorhenotsmoke.Andhehasneversmokedeversince.A.mightB.shouldC.could D.wouldWhatapity!Consideringhisabilityandexperience,hebetter.A.needhavedoneB.musthavedoneC.canhavedoneD.mighthavedoneLizawellnotwanttogoonthetrip shehatestraveling.A.willB.canC.mustD.mayShehaveleftschool,forherbikeisstillhere.A.can'tB.wouldn'tC.shouldn'tD.needn'tAccordingtotheairtrafficrules,youswitchoffyourmobilephonebeforeboarding.A.may B.can C.would D.should Ican'tfindmypurseanywhere. Youhavelostitwhileshopping.A.mayB.can C.should D.would I’msorry.Iatyoutheotherday. Forgetit.Iwasabitoutofcontrolmyself.A.shouldn'tshoutB.shouldn'thaveshoutedC.mustn'tshoutD.mustn'thaveshouted Whatsortofhousedoyouwanttohave?Somethingbig? Well,itbebig that'snotimportant.A.mustn't B.needn't C.can't D.won't Whatdoesthesignoverthereread? “Nopersonsmokeorcarryalightedcigarette,cigarorpipeinthisarea.”A.will B.mayC.shall D.mustSomeaspectsofapilotsjobbebring;andpilotsoftenworkatinconvenient.A.can;havetoB.may;can C.haveto;mayD.oughtto;mustMyMP4playerisn'tinmybag.WhereIhaveputit?A.canB.mustC.shouldD.wouldTheweatherturnedouttobefineyesterday,Ithetroubletocarrymyumbrellawithme.A.shouldhavetakenB.couldhavetakenC.needn'thavetakenD.mustn'thavetakenIncrowdedplaceslikeairportsandrailwaystations,youtakecareofyourluggage.A.can B.may C.must D.will Shelooksveryhappy.Shehavepassedtheexam. Iguessso.Itsnotdifficultafterall.A.should B.could C.must D.mightItoldyourfriendhowtogettothehotel,butperhapsIhavedrivenherthere.

A.couldB.mustC.mightD.shouldA.couldB.mustC.mightD.should Mr.Gordonaskedmetoremindyouofthemeetingthisafternoon.Dorftforgetit! OK,I.A.won't B.don't C.can'tD.needn't HowisyourtouraroundtheNorthLake?Isitbeautiful? Itbe,butitisnowheavilypolluted.A.will B.would C.shouldD.mustjustgetupandrunawaywhenThebiggestproblemformostplants,whichjustgetupandrunawaywhenthreatened,isthatanimalsliketoeatthem.A.shan't B.can't C.needn't D.mustn't Whereismydictionary?IrememberIputithereyesterday. Youitinthewrongplace.A.mustputB.shouldhaveputC.mightputD.mighthaveputneedn'thaveleft What'sthename? Khulaifi. What'sthename? Khulaifi.A.Shall B.WouldC.CanWhoisthegirlstandingoverthere?nameisMabel.Ispellthatforyou?D.Might Well,ifyouknow,herA.mayB.canC.m