2021年度英语专业四级练习语法词汇

英语专业四级练习（语法、词汇）500题I．冠词1.Anartgalleryis______room，where______worksofartareshown.A.a，theB.the，/C.the，aD.a，/2.Suddenly____firebrokeoutintheroomandeverythinginitwassoonon_______fine.A./，aB.the，/C.a，/D./，the3.Changchun，_______capitalofJilinProvince，isasimportant_______industrialcentreasShenyang.A./，anB.the，aC.the，theD./，the4.Heissuch_______selfishmanthathehasn't______leastconcernforothers.A./，theB.a，/C.a，theD.the，a5.Towards______evening______coldrainbegantofall.A.the，aB./，theC./，aD.the，/6.Baconandeggs_______commonSundaybreakfastinEngland.A.isanB.aretheC.isaD.are7.Mr.Macannotonlyplay______chessverywellbutalsoplay_______piano.A./，/B.the，/C./，aD./，the8.ProfessorJones，themanwhodiscovered_______newdrugthateveryoneistalkingabout，refusedtogive_________pressconference.A.a，aB.the，theC.a，theD.the，a9.Hewastaken_____prisonerinthewarandspent______nexttwoyearsinaprisoner-of-warcampinthesouth.A./，theB.the，aC.the，/D.the，the10.______computerismoreessentialtoamodernbusinessthan________typewriter.A.The，theB./，/C.A，theD.The，a11.Theywereratherdisappointed________theresultofthetest.A.inB.onC.atD.for12.Wetriedtosettletheproblemwiththemassoonaspossible，buttheyseemedto________sincerity.A.lackofB.bylackofC.lackinD.belackingin13.Atanearlyageshealreadyshowedatalent______music.A.inB.forC.onD.of14.Ifeelratherdoubtful________theresultoftheexperiment.A.aboutB.atC.withD.for15.______theseverecold，tourismwas________fullswing.A.Though，onB.Despite，onC.Though，inD.Despite，in16.Passengersmayleavebulkyarticlesunderthestairs______theconductor'spermission.A.atB.withC.onD.in17.Youwon'tgetin_____theendoftheact.A.tillB.atC.byD.in18.Hesaidhewasindebtandaskedmeforaloan______$50.A.onB.forC.withD.of19.Whattremendousachievementswehavemade_______allfrontsinthepastfewyears!A.inB.onC.atD.of20.Johnisunfortunatelydevoid_______asenseofhumour.A.withB.ofC.toD.from21._____thesimplepleasureofflying，kiteshavebeenusedtoliftortowobjects.A.BeyondB.BeneathC.WithoutD.Inviewof22.Thedeclineofthemechanicalplayerpianoisattributedtothespread________pianomusic，butofallformsofmusicplayedbyphonograph，radio，andtelevision.A.notB.nottoC.notonlytoD.notonlyof23.Papermoneyprintedbybanksmustbeexchangedformetalmoney________demand.A.withB.forC.byD.on24.hehasalwaysgone_________strangehobbieslikecollectingbottletopsandinventingsecretcodes.A.intoB.byC.inforD.through25.Hecriticizedeverythingandeverybodyandevenran______hisfewfriends.A.againstB.intoC.downD.over26.Humanfacialexpressionsdifferfromthoseofanimalsinthedegree______theycanbedeliberatelycontrolledandmodified.A.towhichB.inwhichC.atwhichD.onwhich27.______alasertooperate，stimulatedemissionmustpredominateoverabsorptionthroughoutthelasermedium.A.OrderingtoB.FororderingC.InorderforD.Theorderof28.Anincreaseinwagesisanincentive_______betterwork.A.toB.inC.ofD.for29.Wineandsongareappropriate________theoccasion.A.atB.toC.onD.by30.ThedeathofthePresidentisalossregretted______all.A.toB.forC.atD.by31.Heclimbedupintothetreeandpickedallthefruit_____reach.A.atB.nearC.withinD.beyond32.Theoldmaninvestedallhismoney_______achickenfarmandgotrich.A.onB.intoC.inD.at33.Hehadapproachedeveryfriendandacquaintanceforhelpinvain，andnowhewas_______hiswit'send.A.atB.inC.outD.on34.Thefishermengatheredabalone_______adepthofsevenfeet.A.withB.withoutC.atD.within35.Alllivingorganismsconstantlyabsorbcarbon14_______thisexistence.A.outB.aboutC.aroundD.throughout36.Lightcomesin_______thewindow.A.byB.throughC.outofD.in37.Theyoungworkerexpressedtheindignation_______beingdismissedwithoutanyreason.A.forB.atC.toD.of38.Sciencehasbrought________manychangesinourlife.A.outB.intoC.aboutD.forward39.______onetime，Manchester，NewHampshire，wasthehomeofthemostproductivecottonmillsintheworld.A.OnB.AtC.ByD.To40.Ifsomethingisout_______thequestion，itisimpossible.A.ofB.toC.withD.in41.Shewantstoknowwhetherthemeasureshavebeenagreed______.A.toB.withC.aboutD.upon42.Hefeltitratherdifficulttomakeastand______theopinionofthemajority.A.againstB.byC.toD.in43.Whenmyauntlosthercatlastsummer，itturned______aweeklateratahouseinthenextvillage.A.inB.outC.upD.over44.Toourdelight，shequicklyadaptedherself_______thissituation.A.withB.ofC.toD.into45.Ifthereisspaceavailable，thedeadlineforapplying________anundergraduatecollegeorschoolmaybeextended.A.inB.onC.forD.to46.TheTVstationprobablywillbeback_______noearlierthanthisafternoonbecauseofdifficultiesinlocatingapart.A.intheairB.ontheairC.inairD.totheair47.Heisindifferent______hardshipsanddangers.A.ofB.atC.inD.to48.Youcan'tgo_______yourpromisenow；wearedependingonyou.A.backofB.backonC.offwithD.outof49.Iknewher______butIhaveneveractuallyspokentoher.A.fromsightB.insightC.bysightD.onsight50.Sugarisgood_______mostpeople，butharmful_________diabetics.A.for，toB.to，forC.for，inD.to，with51.Largelossesmayoccurfrominsuranceclaimsmadebypeople_______legalaction.A.sinceB.throughC.toD.until52.ProfessorThomasonspecialises______Americanliterature.A.inB.aboutC.onD.concerning53.Thepolicearelooking______themysteriousdisappearanceofawell-knownbanker.A.overB.intoC.ontoD.through54.Heisabadinfluence________thechildren.A.onB.inC.withD.against55.Itisnoteasytodistinguish______anAmericanandaCanadian.A.amongB.betweenC.bothD.from56.MsSimmsisverysensitive______criticism.A.ofB.inC.toD.on57.Itisanexception________therules.A.ofB.inC.againstD.to58.Shesolvedtheproblem_________astroke.A.onB.ofC.atD.through59.Deathalwaystakenus_________surprise，eventhoughweknowitisinevitable.A.inB.outofC.byD.through60.Theladyinsistsonherconstitutionalright_______apassportinhermaidenname.A.onB.toC.intoD.that连词61.Adoctorbytraining_______hewas，heprovedhimselftobeagreaterwriter.A.asB.thoughC.sinceD.if62.______thestressofexaminationsisover，wecanallrelax.A.WhileB.EventhoughC.ForD.Howthat63.Itwillrain，_____thebarometerisfalling.A.soB.forC.asD.since64.Wewon'tencouragehimtodothat_______heisingoodhealth.A.evenifB.incaseC.eventhoughD.when65.Hisfatherhadpromisedtobuyhimacomputer______hebehavedhimself.A.incaseB.whileC.afterD.provided66.Theyclimbedtothetopofthehill_______theycouldgetabird's-eyeviewofthecity.A.forfearthatB.inorderthatC.incaseD.asaresult67.Youdon'thavetoworry_________wearehere.A.whileB.evenifC.thoughD.until68.Theteacherswhispered_______theyshoulddisturbthestudents.A.inorderthatB.providedthatC.incaseD.withtheresultthat69._______snobbishpeople______youdescribedaretobefoundeverywhere.A.Such…likeB.So…likeC.Such…asD.So…as70.Thedoctorsmusthavesparednopainstotreatthepatient_______hehasrecoveredfromhisseriousinjury.A.butB.beforeC.forD.till71.Humanbehaviorismostlyaproductoflearning，_______thebehaviorofananimaldependsmainlyoninstinct.A.whereasB.soC.unlessD.that72.Woodfurnituredoesnotdepreciateinvalue_______properlyhandledandprotected.A.ifB.hasC.andD.that73.Researchintothedynamicsofstormsisdirectedtowardimprovingtheabilitytopredicttheseevents_____tominimizedamageandavoidlossoflife.A.andthusB.soC.howeverD.because74.______thelargeamountoftimedevotedtolisteningeveryday，mostcollegestudentsdonotlisteneffectively.A.MoreoverB.NeverthelessC.DespiteD.Furthermore75.TheSmithsonianInstitutionpreservesmorethansixty-fivemillionitemsofscientific，historical，orartisticinterest，______winningthepopulartitle"atticofthenation."A.howeverB.thusC.andD.moreover76.Thesecond-handcarPatrickboughtwasalmostnew；_____，itwasinexcellentcondition.A.neverthelessB.howeverC.butD.besides77.Larryhelpedmefinishmywork_______wasverykindofhim.A.andthatB.sothatC.andthisD.which78.NaturenotonlygavetheMiddleAtlanticregionfineharbors，______afirst-classsystemofinlandwaterways.A.howeverendoweditonB.soendowingthisonC.thusendowingthisonD.butendoweditwith79.Ihavelittledoubtabouthiscompetence；____heiswell-qualifiedforthejob.A.althoughB.moreoverC.yetD.because80.Iamtellingyouthis_______youshouldmakeamistake.A.sothatB.thoughC.untilD.lest81.Neonissaidtobeinert_______doesnotreacteasilywithothersubstances.A.becauseofitB.itisbecauseC.becauseitD.isbecauseit82."WouldyouratherwatchT.Vorgoforawalk?""______theT.Vprogramisgoodthisafternoon，IthinkIneedtheexercisemore."A.EventhoughB.NomatterhowC.DespiteD.Inspiteof83._____Youarefreetonight，whynotdropinandplaychesswithme?A.ForB.SinceC.BecauseD.Evenif84.______peopledependonsuchagreatextentonforest，everyeffortmustbemadetopreservetreesandwildlife.A.HowB.ThatC.SinceD.Which85._______hedidanythingelse，Mr.Williamsspentayearhauntingmedicalinstitutionsandgettingintroductionstoscientistsofhisrepute.A.AlthoughB.SinceC.BeforeD.Immediatelyafter86.______helivedmostofhisadultlifeontheContinent，JakesJoyce'sfictionwasalwayssetinIreland.A.BecauseB.DespiteC.AlthoughD.Since87.Heinsistedonhisopinion______strongopposition.A.thoughB.becauseC.accordinglyD.despite88.Thereasonformylongabsencefromclasswas______Iwasillfor2weeks.A.thatB.duetoC.becauseD.why89.JohnisprobablythemostpopularmasculinenameintheWesternworld，_____itisspelleddifferentlyindifferentlanguages.A.inspiteofB.ifC.whenD.although90.______so-called"art"or"serious"music，modernjazzisnotcompletelywrittendownbeforeitisplayed.A.AsB.UnlikeC.AlikeD.Notas情态动词91.IshallbebusynextMonday，I______classesthewholemorningand_______alectureintheafternoon.A.have，attendB.amhaving，wouldattendC.wouldhave，wouldattendD.shallbehaving，shallbeattending92.Thebossorderedthatthegoods______deliveredatonce.A.wouldbeB.beC.mustbeD.were93.Iamdeterminedthatmyson______haveabetterstartthanIdid.A.canB.shallC.mustD.will94.You________drivefast，thereisaspeedlimithere.Moreover，wehaveplentyoftime，soyou______drivesofast.A.mustn't，needn'tB.needn't，needn'tC.mustn't，mustn'tD.needn't，mustn't95.You_______worryabouther.She______wellalready.A.needn't，maygetB.don'tneed，maygetC.mustn't，getsD.needn't，mayhavegets96.Theyareallfavourofhissuggestionthattheexpenses_______bereduced.A./B.wouldC.needD.may97.Sharonwassupposedtobehereatnineo'clock.She______haveforgottenaboutourmeeting.A.wouldB.shouldC.oughttoD.must98.Astheskygrewdarker，itbecameobvioustousthattheboys_____tofinishthegamequicklyiftheywantedtoavoidthestorm.A.haveB.wouldhaveC.oughthaveD.having99.Shoutmoreloudly.He_____you.A.can'thaveheardB.willnothaveheardC.oughttohaveheardD.mayhaveheard100.Don'tbotherme.Dowhatyou_______，Idon'tcare.A.shallB.willC.willlikeD.wouldlike虚拟语调101.They_____sotiredifthey_____forawholeday.A.wouldn'tfeel，didn'twalkB.wouldn'tfeel，weren'twalkingC.wouldn'tbefeeling，weren'twalkingD.wouldn'tbefeeling，hadn'tbeenwalking102.Itisabsurdthatwomen_____bepaidlessthanmenfordoingthesamework.A.aretoB.oughtC.wouldD.should103._____theirterms，wewouldgobankrupt.A.IfweacceptB.IfweshouldacceptC.IfwehadacceptD.Ifwearetoaccept104.Whatwouldhappensupposinghe________here?A.isB.wasC.beD.were105.Ifnotfortheopen-doorpoling，thesituationinChina______whatitistoday.A.wouldneverhavebeenB.wouldneverbeC.willneverhavebeenD.willneverbe106.Butforthetrafficjam，we_______earlier.A.shouldarriveB.shouldhavearrivedC.shallarriveD.shallhavearrived107.Asthefogistooheavy，theycan'tacrosstheriverbyferryboat，Iwishthefog____.A.dispersesB.dispersedC.hasdispersedD.woulddispersed108.IwouldhavecomesoonerbutI________thatyouwerewaiting.A.didn'tknowB.haven'tknownC.hadn'tknownD.don'tknow109.Johnwouldrather_____adayoffthanworkedyesterdayweek.A.havetakenB.takeC.betakenD.betaking110.______，hewouldnothavestudiedatHarvard.A.Ifitweren'tforyouB.IfithadnotbeenforthescholarshipC.IfIwereyouD.Ifhegotnoscholarship111.IwishthatI_____theconcertlastnight.A.couldB.hadattendedC.couldhaveattendedD.attended112.IfonlyI_______thebooksonthereadinglistbeforeIattendedthelecture.A.haveseenreadingB.wouldhavereadC.havereadD.hadread113.IfIhadknowhewouldcome，I_______forhim.A.wouldwaitB.willwaitC.wouldhavewaitedD.willhavewaited114.Ifyouhadgottenupontimethismorningyou______late.A.wouldbenotB.wouldhavebeenC.wouldn'thavebeenD.wouldn'thavenotbeen115.IwishI________thelettersooner.A.hadwroteB.havewrittenC.couldbewritingD.hadwritten116.Ifthesun_______，theplayerscouldhavefinishedthegame.A.hadshineB.didshineC.wereshiningD.hadshone117.Ifshe______themeasles，shecouldhavegonetothepark.A.hadn'tB.hadn'thadC.hadhadD.haven't118.Ifwe_______，wecouldhavemadeit.A.hadworkedhardB.wouldhaveworkedhardC.didworkedhardD.workhard119.Thepolicemenwouldhavecaughtthemurderer_______afewminutesearlier.A.weretheytoarriveB.hadtheyarrivedC.iftheyshouldhavearrivedD.iftheywouldhavearrived120.HadPaulreceivedsixmorevotesinthelastelection，he_______ourchairmannow.A.musthavebeenB.wouldhavebeenC.wereD.wouldbe121.Little_______ayearagothatIwouldbestudyingheretodayinBritain.A.IthoughtB.thoughtIC.IdidthinkD.didIthink122.Notuntil______himselfseriouslyill.A.hehadcompletedthetaskdidhefindB.hadhecompletedthetaskdidhefindC.hecompletedthetaskhadhefoundD.didhecompletethetaskhehadfound123.Invain_______togetintouchwiththeEmbassy.A.theytriedB.triedtheyC.didtheytryD.theyhavetried124.Seldom_____himflyintosucharagesinceIknewhim.A.IsewB.IhaveseenC.hadIseenD.haveIseen125.Onlybycarryingoutanopen-doorpoling______.A.ourcountrycanbedevelopedB.canbeourcountrydevelopedC.canourcountrydevelopD.ourcountrycandevelop126.Icanassureyouthatundernocircumstances_______hismotherland.A.hewillbetrayB.willhebetrayC.hewillnotbetrayD.willbenotbetray127.Thekidsdarenotwalkontheice.Neither_____toskateonit.A.theydareB.dotheydareC.daretheyD.daren'tthey128.Intheroom_______withthreelegsandafewbrokenchairs.A.couldonlybefoundatableB.couldonlyatablechairsC.atablecouldonlybefoundD.onlycouldbeatablefound129.Inthecorneroftheroom______.A.asmallroundwoodentablewasB.wasasmallroundwoodentableC.awoodensmallroundtablewasD.wasawoodensmallroundtable130.Up_____intotheairwhentheten-secondcountdownwasover.A.therocketshotB.shottherocketC.wastherocketshotD.therocketwasshot131._____theWashingtonMonumentandtheCapitol，WashingtonD.C.wouldbeacompletelyhorizontalcity.A.ItwerenotforB.ForitwerenotC.WereitnotforD.weren'titfor132.______，I'llmarryhimallthetime.A.BeingherichorpoorB.WasherichorpoorC.BeherichorpoorD.Whetherrichorpoor133.Asneezecannotbeperformedvoluntarily，_____beeasilysuppressed.A.norcatitB.andcannotitC.noritcanD.itcannot134.FewofthegoldseekerswhoflockedtoCaliforniawereexperiencedminers______thattheyhadtobe.A.butneitherdidtheyfeelB.neitherdidtheyfeelC.andsodidtheyfeelD.andtheyfelttoo135.______，theirhelp，wewouldnothavesucceeded.A.Hadn'tbeenforB.HadnotitbeenforC.HaditnotbeenforD.Ithadn'tbeenfor136."I'mnotgoingtobuythatbook.""______.It'stooexpensive."A.Idon'teitherB.SoamIC.NeitheramID.Iamnottoo137.Homeishome，_______eversohomely.A.itisB.itwereC.beitD.itbe138.______aboutthetragedy，wewouldneverhavecomewithoutfirstcalling.A.IfwehearB.IfweheardC.HadweheardD.Wehadheard139.______ofsuchathing.A.NeverhaveIheardB.NeverIheardC.NeverheardID.NeverIhaveheard140.Thebusinessofeachday，_______sellinggoodsorshoppingthan，werequitesmoothly.A.beitB.wasitC.itbeingD.itwas反意疑问句141.Shesaidshewouldn'tcallusthenextday，_____she?A.wouldB.wouldn'tC.didD.didn't142.NobodycametoseemewhileIwasout，_____?A.didtheyB.didn'twhileC.didsheD.didn'tshe143.There'snowaterinthebottle，________?A.isn'tthereB.isthereC.hasn'tthereD.hasthere144.Noonewasabsentfromthemeeting，_______?A.wassheB.weren'tsheC.weretheyD.weren'tthey145.Youneedn'tspeaksoloudly，_____?A.don'tyouB.doyouC.needn'tyouD.needyou146.Hedidn'tdaretodoit，_______?A.didheB.didn'theC.dareheD.daren'the147.Sheoftenhasbadcoldsinwinter，_____?A.doessheB.doesn'tsheC.hassheD.hasn'tshe148.Theyusedtohaveporridgeandbunsforbreakfast，______?A.don'ttheyB.dotheyC.didn'ttheyD.usedthey149.Thereusedtobeachildren'spalacebefore1990，______?A.wasthereB.wasn'tthereC.usedthereD.didn'tthere150.Georgehasalwayssaidthathelikesexpensivecars，______?A.doesn'theB.isn'theC.hasn'theD.doeshe151.It’sashame______abletogivethemanyadvice.A.nottohavebeenB.tohavenotbeenC.tohavebeennotD.tonothavebeen152.Itwouldbewrong______thatfactor.A.tonotconsiderB.nottoconsiderC.toconsidernotD.tobeconsidering153.Shepromised______lateagain.A.meneverbeingB.metobeneverC.neverbeingD.nevertobe154.Heregrets______myadvice.A.nothavingtakenB.nottakeC.tohavenottakenD.nottotake155.Hehasbeenhopingforariseinsalaryforayearbuthe______askforityet.A.daren’tB.doesn’tdareC.hadn’tdaredD.won’tdare156.Thebestwaytocontrolratsisbyseeingthattheyhaveas______.A.possiblylittlenourishmentB.nourishmentpossiblylittleC.littleaspossiblenourishmentD.littlenourishmentaspossible157.______allrainwaterfallingfromacloudreachestheground；someofitislostthroughevaporation.A.NowhereB.NotC.NoD.None158.Aperson’sattentionisattracted______bytheintensityofdifferentsignalsasbytheircontext，significance，andinformationcontent.A.muchnosoB.notsomuchC.sonotmuchD.somuchnot159.Sheisaladywithabadreputation.You______anythingtodowithher.A.hadbetternothaveB.havebetternothaveC.hadbetternottohaveDhadn’tbetterhave160.Althoughshewrotestoriesandpoemsasachild，______shewastwenty-three.A.herfirstrealsuccessdidnotcomeuntilB.herfirstrealsuccesscameuntilC.notuntilherfirstrealsuccessD.itwasnotuntilherfirstrealsuccesscame比较级，最高档161.Akilometerissomewhat______amile，butis______ali.A.moreshorterthan，morelongerthanB.shorterthan，twiceaslongasC.moreshortthan，twicemorelongthanD.asshortas，twicelongerthan162.Thefactoryhasturnedout______.A.twicemoreTVsetsthisyearthanlastyearB.TVsetsthisyeartwiceasmanyaslastyearC.twiceasmanyTVsetsthisyearaslastyearD.TVsetstwicemorethisyearthanlastyear163.They______steppedoutofthehouse______itcollapsed.A.Hadnotsooner…thanB.hadnosooner…thanC.hadnot…soonerwhenD.hadnosooner…until164.Theydesigned______thanamatchbox.A.nobiggeramodelB.anobiggermodelC.abiggermodelnoD.amodelnobigger165.Americanautomobilesneed______thanimportedcarsdo.A.morecareprecisionB.careprecisionmoreC.moreprecisioncareD.precisioncaremore166.Thisproblemis______aneconomicthanapoliticalone.A.nomoreB.nomoreC.muchmoreD.nobetter167.Johnis______ofthetwoboys.A.amorediligentB.themorediligentC.themostdiligentD.morediligent168.Thestoutfellowoverthereis______thegreatmagician，CharlieWilliams，himself.A.nootherbutB.noonethanC.noneotherthanD.nootherthan169.Inthelasttenyears，therehavebeenmanychangesinfamilylife.Aretherechanges______?A.forthebetterorfortheworseB.forthebetterorfortheworstC.forthebestorfortheworstD.forthegoodorforthebad170.Thefacilitiesoftheolderhospital______.A.isasgoodorbetterthanthenewhospitalB.areasgoodorbetterthanthenewhospitalC.isasgoodasorbetterthanthatofthenewhospitalD.areasgoodasorbetterthanthoseofthenewhospital171.Studiesshowthatstudentswithhighself-esteemhave______ratingsfromboththemselvesandtheirteachersintheirspeechthanstudentswithlowself-esteem.A.highB.higherC.highestD.thehighest172.Mr.Johnsonis______toourparty.A.morethanpleasedtocomeB.pleasedmorethantocomeC.morepleasedthantocomeD.morepleasingthantocome173.Heis______aballplayer.A.asgoodifnotbetterthanhisbrotherasB.asgoodasifnotbetterthanhisbrotherasC.asgoodas，notbetterthanhisbrotherlikeD.asgoodasifnotbetterthanhisbrotherasfor174.Coal，though______thaneitheroilorgas，isstillafiniteresource.A.muchenergymoreabundantsourceB.themuchmoreenergyabundantsourceC.amuchmoreabundantenergysourceD.energysourcemoreabundant175.Onlyinrecentyearshavepeoplebeguntorealizethatwilddogs，keptwithinbounds，oftendo______.A.betterthanharmfulB.betternotmoreharmfulC.moregoodthanharmD.betterthantheydoharmfully176.Mostsubstancescontractwhentheyfreezesothatthedensityofasubstance’ssolidis______ofitsliquid.A.thanthehigherdensityB.higherthanthedensityC.thedensityishigherthanthatD.thehigherthedensity177.Liberalstendtofavour______conservativesdo.A.morethanimmediatesocialchangeB.changemoreimmediatethansocialC.moreimmediatesocialchangethanD.socialchangemorethanimmediate178.Hotobjectsemit______coldobjectsdo.A.raysmorethaninfraredB.raysaremoreinfraredthanC.morethaninfraredraysD.moreinfraredraysthan179.Althoughtheywereplantedatthesametime，onestrainofcorngrew______theother.A.asfasttwiceasB.twiceasfastthanC.astwicefastasD.twiceasfastas180.Mr.Coopergavehismoneytothosewhomheconsidered______.A.asmostworthyB.asbeingmostworthyC.wasmostworthyD.mostworthy强调句，动名词，当前分词，过去分词，不定式，时态181.Thefog______dense，alltheferryboatsweresuspended.A.isB.beingC.havingbeenD.was182.Theprisonerpleadedthathe______allowedtoseehisfamily,whodidnotyetknowofhisconversation.A.isB.wasC.beD.couldbe183.Athoroughoverhaulingoftheaccountshasrevealed______ataxevader.A.himbeingB.himtobeC.thathebeD.thathehadbeen184.Theflowersneed______.Wouldyoulikemetodoitforyou?A.wateringB.towaterC.