專題20 情態(tài)動詞-中考英語語法單項選擇題專項突破（原卷版）

情態(tài)動詞是表示說話人的各種態(tài)度的助動詞。情態(tài)動詞數(shù)量多，用法復(fù)雜，很多考生遇到這類題感覺無從下手。其實同學(xué)們只要從情態(tài)動詞的從情態(tài)動詞的推測性和非推測性兩個方面入手，則很容易掌握情態(tài)動詞。情態(tài)動詞有推測性用法和非推測性用法兩個方面?？忌鷳?yīng)當弄清楚同一情態(tài)動詞兩種用法的區(qū)別以及不同情態(tài)動詞表示推測或非推測時用法的區(qū)別?？键c一.表示推測的情態(tài)動詞大多數(shù)情態(tài)動詞都可以表示推測（即可能性）。情態(tài)動詞的這一用法要注意兩個方面：一是不同情態(tài)動詞可能性的大小不同；二是有些情態(tài)動詞只能用于肯定句，有些只能用于否定句或疑問句，有些既可以用于肯定句，也可以用于否定句和疑問句，注意其不同含義。常用的表示推測的情態(tài)動詞可能性的大小及在不同句子中的意義見下表：情態(tài)動詞肯定句否定句疑問句must一定，必定××will可能，會不會，不能會/能……嗎？would可能，會（可能性比will小）不會，不能（語氣比won’t弱）會/能……嗎？（語氣比won’t弱）should/oughtto應(yīng)該××can×不可能可能嗎？could可能（?。┎豢赡芸赡軉幔浚ㄕZ氣比can弱）may也許，或許可能不×might比may弱比maynot弱×1.一It’ssaidthatnuclearpowerwillbeusedtoproduceelectricityinXianning.(咸寧)一However,nuclearpowerbeverydangerous.A.canB.need C.mustD.should2.—Mum,I’vesignedforthebox.What’sinit?(安徽)—I’mnotsue.It______beapresentfromyouruncle.A.need B.must C.may D.will3.ThispairofglassesbeTony’s.He’stheonlyonewhowearsglasses.(成都)A.mustB.mightC.can’t4.—IwonderiftheseareDanny'sglasses.(白銀)—They__beDanny’s.Hedoesn’twearglasses.A.can’tB.mustC.mustn'tD.can5.—WillJimflytoTaiwanforaholiday?(蘭州)—He__try.Infactitdependsonhowmuchthejourneycosts.A.may B.hasto C.need D.must6.—Whatwilltheweatherbeliketomorrow?（西寧）—It________berainy,cloudyorsunny.I’mnotsure.A.must B.should C.can’t D.might7.—WillDadbebackhomeat6o’clockthisevening？(常州)—Heshould,buthe_____not.Sometimesheexercisesafterwork.A.can B.must C.need D.may8.Whenaviruscomesintoourbody,wegetill.Thesamething______alsohappentoacomputer.(鹽城)A.shouldB.needC.canD.must9.—Look!Themanattheschoolgate________beourheadmaster.Heisalwaysstandingtheretowelcomeuseverymorning.(龍東)—No,it________behim.Heisholdingameetingintheofficenow. A.must;can’t B.must;mustn’t C.can’t;mustn’t10.—Listen!Ithinkit________beMr.Whitesingintheoffice.(遂寧)—No.It_________behim.HeleftforLondonjustnow.A.must;mustn’tB.may;mustn’tC.must;can’tD.can;can11.—IsMikecomingtothefashionshowtomorrow?(宿遷)—I’mnotsure.He_____notcome.A.must B.can C.may D.should12.Whenyouaretravelling,bringamapbecauseit_______helpyou.(天津)A.can’tB.mustn’tC.usedtoD.may考點二.不表推測的情態(tài)動詞不表推測的主要情態(tài)動詞的主要用法見下表：情態(tài)動詞肯定句否定句疑問句must必須，偏要不能（禁止）必須……嗎?will會（表示意志），愿意（表示意愿）不愿（拒絕）愿意……嗎？（表示邀請，請求）would會，愿意(常用于虛擬語氣或表示過去的間接引語中)不愿(用于過去，表示拒絕)愿意……嗎？（表示邀請，請求。語氣比will委婉）shall應(yīng)該，必須；可以（用于第三人稱，用于規(guī)章，規(guī)則，法令等；用于第二、三人稱，表示允諾）不能要不要……？（主動幫忙），……怎么樣？（征詢意見，提出建議）should/oughtto應(yīng)該（表示責(zé)任，義務(wù)，勸告），竟然不應(yīng)該要不要……？（主動幫忙），……怎么樣？（征詢意見，提出建議）比shall語氣委婉。can能夠（表示能力）不能（不準）能……嗎？（請求許可）could能夠（表示過去一般性的能力）不能（過去一般性的活具體的能力）能……嗎？（請求許可，語氣比can委婉）may可以（表示準許）不可以（表示不允許）……可以嗎？（請求許可）might可以（只用于間接引語中）極少用用于請求許可，語氣比may委婉need需要（表示義務(wù)；勸告）不必（表示勸告，建議；責(zé)任，義務(wù)）需要……嗎？（請求許可）1.Ihavetravelledalot.I____speakfourlanguages.(河北)A.can B.may C.must D.need2.—I’dlovetogotothewaterparkwithyou.ButI_______swim.（濟南）—Itdoesn’tmatter.Iwillteachyou.A.mustB.mustn'tC.canD.can't3.—______youtellmethedifferencesbetweenthesetwophotos?(樂山)—No.Theylookquitesimilar,nearlythesame.A.Can B.May C.Must4.—We’veorderedtoomuchfood.I______eatanymore.(溫州)—Nevermind.Let’stakeithome.A.can’tB.mustn’tC.needn’tD.shouldn’t5.Tokeepchildrensafe,we_______putthethingslikeknivesandmedicineawayinourhouse.(廣東)A.may B.should C.can D.might6.—Mayweleavetheclassroomnow?(達州)—No,you_______.You_________toleaveuntilthebellrings.A.needn’t,aren’tallowed B.maynot,areallowedC.mustn’t,aren’tallowed D.can’t,areallowed7.—CouldIrideanelectricbicycletoschool,Mr.Wang?(連云港)一No,you________.Studentsundertheageof16aren'tallowedtorideelectricbicycles.A.couldn't B.needn't C.can't D.shouldn't8.Dogs______runthroughsoccergamesatthepark.It’sdangerous!(蘇州)A.should B.shouldn’t C.need D.needn’t9.—CouldIinvitemyfriendstothepartyonSaturday,Mom?(濱州)—Ofcourseyou______.Thatsoundslikefun.A.may B.could C.must D.can10.Insomecountries，people_________download(下載）musicfromtheInternetwithoutpaying,becauseit’sagainstthelaw.(德州)A.wouldn’t B.needn’t C.mustn’t D.couldn’t11.—MayItakethedogwithme,sir?(重慶)—___________.Petsarenotallowedtoenterthehall.A.Yes,youmay. B.No,youmustn’t.C.Yes,youcan. D.No,youneedn’t.12.ThetreeistoohighthatI_____reachtheapplesonit.(2017·江蘇淮安)A.can’tB.mustn’tC.shouldn’tD.needn’t13.—_________Ihandinthereporttoday?(北京)—No,youneedn’t.A.CanB.MustC.ShallD.Could14.—_______Iparkmycarhereforawhile?(上海)—No,youmustn’t.Doyouseethesign“NOPARKING”?A)WouldB)MayC)MustD)Should15.Themanisfeelingmuchbetternow,soyou____calladoctor.(重慶渝北)A.needn'tB.can'tC.mustn'tD.shouldn't16.—MustIleavenow?It’sstillraininghardoutside.(黔西南)—No,you__________.Youcanwaittilltherainstops.A.don’thaveto B.couldn’t C.can’t D.shouldn’t17.—Wouldyoulikeanotherglassofwater?(遵義)—No,thanks.Ileavenow.Tonyiswaitingforme.A.canB.mayC.must18.—Philips,youmakesomuchnoisewhenyourlittlesisterissleeping?(長沙)—Sorry,Mom.I’llstoprightaway.A.canB.mayC.must鞏固練習(xí)：1.—Couldyougotothenewmoviewithmenow?(襄陽)—Sorry,I.Look,it'stimeformetowatchTheReaderonCCTV.A.can'tB.canC.needn'tD.must2.Webuildourcountryintoacountryofpeace,acountryofwealth,acountryofopeningup.(株洲)A.mightB.shouldC.could3.Agoodfriendissomeoneyou________shareyourpleasureandpainwith.(濰坊)A.canB.needC.shouldD.must4.—Alldone!Let’sswim,Martine!(揚州)—Swimming!Ijust_______getusedtoitinwinter.A.can’t B.shouldn’t C.mustn’t D.needn’t5.Yousetoutalone,oryougetlostinthejungle.(煙臺)A.needn’t,mayB.mustn't,mightC.can’t,need D.mustn’t.must6.—Mustwefinishthehomeworknow?(永州)—________.Ourteacherdoesn’taskusto.A．Yes,wemust B.No,wemustn’t C.No,weneedn’t7.Andy________cometoourreadingclub,butshehasn'tdecidedyet.（湘潭）A.may B.mustn't C.will8.Thelittleboyhasjusthadlunch.Hebehungryalready.(臨沂)A.mustB.mustn’tC.canD.can’t.9.—MustIstayhere?(通遼)—No,you______.Youmaygohome.A．mustn’tB.havetoC.needn’tD.shouldn’t10.Nowmostyoungpeopleli