it的用法及系动词专练50题

it的用法及系动词专练50题从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。1.Theboybecamefatterandfattereachdayand＿＿＿madehisparentssad.A.whichB.whatC.heD.it2.Someoneisringingthedoorbell.Goandsee＿＿＿＿＿＿.A.whoisheB.whoheisC.whoisitD.whoitis3.Infact,＿＿＿isahardjobforthepolicetokeeporderinanimportantfootballmatch.A.thisB.thatC.thereD.it4.Tom’smotherkepttellinghimthatheshouldworkharder,but＿＿＿didn’thelp.A.heB.whichC.sheD.it5.Does＿＿＿matterwhetherhecanfinishthejobontime?A.thisB.thatC.heD.it6.＿＿＿usedtobethoughtthattheearthwassquare.A.HeB.WhatC.ItD.That7.Itook＿＿＿forgrantedthathewouldbelieveinus.A.thatB.thethingC.itD.this8.Helivedinpoverty,andhecouldn’thelp＿＿＿.A.soB.suchC.itD.that9.Wehadtobepatientbecauseit＿＿＿sometime＿＿＿wegotthefullresults.A.hasbeen；sinceB.hadbeen；untilC.was；afterD.wouldbe；before10.＿＿＿＿fouryearssinceIjoinedthearmy.A.TherewasB.ThereisC.ItwasD.Itis11.——Haveyoueverseenawhalealive?——Yes,I’veseen＿＿＿.A.thatB.itC.suchD.one12.＿＿＿＿beingMarch12th,theyplantedtreesonthehill.A.ThatB.ItisC.ItD.This13.——Wasthatthenewcomerwhowalkedby?——＿＿＿＿＿.A.ItmustbethatB.ItmusthavebeenC.HemustbeD.Thismusthavebeen14.Ourclassroomisveryclean.Doyouknowwho＿＿＿cleanedit?A.wasitthatB.itwasthatC.wasitwhoD.hewas15.It’sthethirdtime＿＿＿＿＿arrivedlatethismonth.A.thatyouB.whenyouC.thatyou’veD.whenyou’ve16.Hesaid,“＿＿＿＿＿alongwaytoschool.＿＿＿＿＿alongwaytogoyetbeforewearrived.”A.Itis；ThereisB.Thereis；ItisC.Itis；ItisD.Thereis；Thereis17.＿＿＿＿＿＿forthefreetickets,Iwouldnothavegonetothefilmssooften.A.IfitisnotB.WhereitnotC.HaditnotbeenD.Iftheywerenot18.Shefinds＿＿＿＿＿＿boring＿＿＿＿＿＿athome.A.it；stayingB.that；beingstayedC.this；tostayD.it；stayed19.——Fewchildrenareasbrightasheis,andalso,heworksveryhard.——It’sno＿＿＿＿＿thathealwaysgetsthefirstplaceinanyexamination.A.questionB.doubtC.problemD.wonder20.Nowthen,children.It’shightimeyou＿＿＿＿＿＿anddressed.A.washedB.shouldwashC.werewashedD.arewashed21.——Whydidheletyourepeathisinstructiontimeandtimeagain?——＿＿＿＿＿＿thatIrememberwhatwas＿＿＿＿＿afterhewentout.A.Toseetoit；tobedoneB.Makingsure；tobedoneC.Tomakesure；todoD.Seeingto；done22.＿＿＿thepeoplehavebecomethemasteroftheirowncountry＿＿＿sciencecanreallyservethepeople.A.Itisonlythen；thatB.Itwasthat；whenC.Itisonlywhen；thatD.Itwaswhen；then23.＿＿＿＿＿isnodifferencebetweenAandB.A.ThereB.WhereC.ItD.What24.Howlong＿＿＿＿＿tofinishyourcomposition?A.willittakeyouB.willtakeyouC.youwilltakeitD.youwilltake25.＿＿＿＿＿isjustlikehimtowanttodosomethingdifferentfromeverybodyelse.A.ItB.ThereC.HeD.Who26.ThatyoungSwedish＿＿＿＿＿quitestill,exceptthathislipsmovedslightly.A.keptB.grewC.gotD.stood27.Inlateautumnleaves＿＿＿＿＿brown.A.getB.turnC.standD.come28.LittleJim’sspeechsounds＿＿＿＿＿.A.friendlyB.wonderfullyC.pleasantlyD.nicely29.Thepoorboy＿＿＿＿＿blindattheageofthree.A.turnedB.wentC.becameD.looked30.Asachild,Franc＿＿＿＿＿.A.wasaliveB.grewpatienceC.ranwildD.cametrue31.Inspring,alltheflowersinthegarden＿＿＿＿＿sweet.A.becomeB.tasteC.smellD.sound32.She＿＿＿＿＿likehermotherincharacter.A.feelsB.seemsC.looksD.is33.It＿＿＿＿＿anotherfinedaytomorrow.A.seemsB.appearsC.promisesD.looks34.Hisfather＿＿＿＿＿thatolderthanhereallyis.A.growsB.appearsC.turnsD.becomes35.Hisgirlfriend＿＿＿＿＿asinger.A.hasturnedB.grewC.hasbecomeD.turned36.Obviously,theoldsoldier’sknowledgeofEnglish＿＿＿veryweak.A.seemsB.risedC.remainedD.looked37.Hismother＿＿＿＿＿teacher.A.becameB.hasturnedC.cameD.proved38.Itsounds＿＿＿＿＿thesingingofrails.A.asB.inC.likeD.asif39.Hertemperature＿＿＿＿＿＿tobeallright.A.seemsB.soundsC.appearsD.looks40.Hiswishtobecomeadriverhas＿＿＿＿＿true.A.realizedB.comeC.grownD.turned41.Hisplan＿＿＿＿＿tobeaperfectone.A.provedB.wasprovedC.isprovingD.proving42.Whenhermothercamehomeyesterday,itwas＿＿＿dark.A.runningB.comingC.gettingD.going43.Theseapplestaste＿＿＿＿＿.A.tobegoodB.goodC.tobewellD.well44.——Howabouttheclothyouboughtyesterday?——That’sverybeautiful.It＿＿＿＿＿＿sosoft.A.feltB.feelsC.isfeelingD.fall45.Whenhisbrothertelephonedhimlastnight,he＿＿＿＿＿asleep.A.keptB.gotC.fallD.fell46.Helooks＿＿＿＿hehadn’thadagoodmealforamonth.A.thatB.asifC.whenD.sofar47.It＿＿＿＿＿thathewaslateforthetrain.A.loosB.turnsC.getsD.seems48.Whatdoesyourbrotherlook＿＿＿＿＿?A.asB.onC.afterD.like49.She＿＿＿＿＿＿＿redwithangerassoonassheheardthenews.A.wentB.stayedC.becameD.remained50.Whatalovelyday!Ihopeit＿＿＿＿＿fine.A.stayedB.willstayC.willgetD.turnit的用法及系列动词专练50题参考答案与简析1.D。it指代上文提到的事。另外，指代上文提到的情况，还可用that；指代下文的情况用this。2.D。it作人称代词,用来指代身份和性别等不明确的人。3.D。it作形式主语,真正主语为不定式复合结构forsb.todosth.4.D。it指代前一分句的内容。5.D。it作形式主语，代替if从句所表达的内容。6.C。it作形式主语，代替真正主语that从句。7.C。it作形式宾语，代替后面的that从句。8.C。can’t／couldn’thelp(it)意为“是没有办法的事”，“控制不了”。9.D。在it＋be＋一段时间＋before／after／since句型中，before从句中的动作经过该段时间后才会实现；after从句中的动作完成后已经过去了一段时间；since从句中的动作完成后到现在已经有一段时间了。10.D。参见注9。11.D。one作为不定代词用来代替上文出现的单数可数名词；it为人称代词，指代前面出现过的某个事物；that常用来指代上文提到的不可数名词。12.C。it在此指时间,与beingMarch12th构成独立主格结构，在句中作状语。13.B。表示对过去情况的猜测，用“情态动词＋havedone”；而it代替上文所指的newcomer。14.B。who引导的从句是强调句型，在句中作宾语,用陈述语序。15.C。it’sthesecond／thirdtimethat后的从句用完成时态。16.A。it’salongway中，it代替距离，表示“那是一段很长的路”。Thereisalongwaytogo.是存在句型，表示“还有一段很长的路要走”。17.C。Haditnotbeen是ifithadnotbeen的倒装形式，意思是“要不是……”。18.A。it作形式宾语，代替后面的-ing形式短语或不定式短语。19.D。It’snowonderthat意为“毫无疑问”，“难怪”。而Thereisnod