大學(xué)英語四級詞匯訓(xùn)練450題(含答案)

大學(xué)英語四級詞匯訓(xùn)練450題(含答案)大學(xué)英語四級詞匯訓(xùn)練450題(含答案)PAGE大學(xué)英語四級詞匯訓(xùn)練450題(含答案)大學(xué)英語四級詞匯訓(xùn)練450題Test1the_______ofMary,allthegirlstudentsareeagertogototheparty.A.exhibitionB.exceptionC.exceptD.receptionthetrafficisnotbusy,helikestodriveata_______speed.thememoriesofhischildhoodhad_______fromhismindbythetimehewas65.riverissobigthatitisimpossibletobuilda_______underitwithoutmoderntechnology._______isnearlydead,soIcannotstartthecaragain.A.beanmakingmoderncameras,peoplebeganto_______plasticsformetal.A.surroundthehelpofthegovernment,alargenumberofpeople_______afterthefloodin1991.A.survivedalwayshasalotof_______ideasinhismind,andsometimeswedonotevenknowwhatheisthindingabout.A.novelbeserious.Iamnot_______.YoushouldconsideritcarefullyA.sortingdonothavea_______schoolinourinstitute.ThehighestdegreeweprovideforthestudentsisaB.A.andaB.S..A.continuetheUnitedStates,theforeignpolicyisdecidedbythe________government,notbyeachstate.A.federalworksinouruniversityasavisiting_______,notasaformalfacultymember.A.traditionalyoufillintheapplicationform,pleaseuseyour_______addresssothatwecancontactyoueasilylater.A.policy_______tobeapoliteman.Butinfactheisveryrude.A.pretendscannottrusthimanymorebecauseheoften________hisduty.A.owesordertoincreaseouroutput,weneedtoimportmoreproduction_______.A.facilitiesaspacecrafttravels,oneofthemajorproblemsisreentryintotheEarth’s_______.A.surfaceriverformsanatural_______betweenChinaandKorea.A.boundaryisalready16yearsold.Butshe_______asifshewerestillalittlegirl.A.believesare_______attherapidprogressMarkhasmadeinthissemester.A.distinguisheddoctors_______themedicinestothepeopleinthefloodarea.A.distributedofthenewsprovidedbythisnewspaperis_______,notforeign.A.domestictriedto_______relationswithhisformerwifebuthefailed.A.measure_______tostudyharderinthefuturesothathecouldhavemoreopportunitiestofindabetterjob.A.resolved_______workcontinuedformorethanaweekbuttherewasstillnosignofthemissingboy.A.researchkindsofanimalsarebelievedtohave_________fromtheearthA.withdrawnengineersinthislabspentseveralweeks_______theirplansforthenewbicycle.A.countingtreesareusuallybelievedto_______coldweather.A.guardmedicalserviceis_______tonearlyallthecollegestudentsinChina.A.favoriteworkingfortwentyhourswithoutanyrest,thedoctorswere_______.A.exhaustedcollegestudentsinChinaare_______fromsmokingoncampusbecausethiswilldothemnogood.A.discouragedSmithisalsothe_______oftheinternationalprogramoffice.Ifyouhaveanyproblemwhenyoustudyhere,youmaygotohimforhelp.A.detectivewon’tallowanyforeigncountryto_______inourinternalaffairs.A.devotecannot_______allthemagazinestogether.A.routehesaidinthemeeting_______everybodypresent.A.disgustedlazymenwouldrather_______thanwork.A.indicateboywas_______forwhathehaddoneintheclass.A.scoldedstatesintheUnitedStates_______peopletocarryguns.A.applymadehimfallinhisjob_______.itisverydifficultto_______someoftheEnglishwords.Eventhenativespeakercannothelp.A.decreasewith_______problemsmayapplyforstudentloans.A.economicsugarandsaltcan______inwater.A.deserthavenotheardanythingfromhimsincehis_______.A.departureapropereducation,peoplecould_______allkindsofcrimes.A.conductloudspeakersare_______fromtheceilingandwecanhearthespeakerveryclearly.A.connectedmorningintheclass,ourteacherlosthis_______atlastbecausehecouldnotstandanymore.A.temperisnot_______formetoreturnallthebookstothelibrarynowbecauseIstillneedsomeofthemformyresearch.A.continuoustravelingaloneinthemountains,you’dbettertakea_______withyouincaseyougetlost.A.compassateacher,youshouldnot_______thestudentsfromaskingquestionsinclass.A.ruinyouhaveanyproblemsduringyourstudyhere,pleasedonot_______tocallmeforhelpA.hesitate答案：大學(xué)英語四級詞匯訓(xùn)練450題Test21.Thiskindofmedicinehasthepowerto_______poison.2.Heiseasily_______soIdonotliketotalkwithhim.am_______tobelievethathewon’tcomebacktoseehiswifeagain.youmailthisletter,youshouldcheckagainwhetheryouhave_______itornot.talkingfornearlytenhours,he_______tothegovernment’spressureatlast.handsandfeetwere________withcoldasIwaitedforthebus.A.cliffproblemisbeyondhisabilityandhecannot________it.youbuythesparepartsforyourcar,trytogetthe_______onesfromtheauthorizeddealer.youuse_______,youcangetahigherqualitypicture._______thiscountry,thepeopleorthepresidentThisquestionisnoteasytoanswer.yearouruniversitydoesnothaveany_______tocontinuetheinternationalstudentexchangeprogram.isthepatientbeing_______on?is_______ofmusicbutIamnot.manhasbeenproved_______ofmurder.internationalsituationisvery_______intheMiddleEast.thoughheknewthatIshouldstudy,hestill______metogotothemovies._______thatitwilltakeanotherfourmonthstofinishthisplan.readthepaperseveraltimesbutbestill_______someprinter’serrors.oftentalkswitha_______appearancebutinfactsheisalwaystellinglies.thestudentscannotsupportthemselvesduringtheirstudyinuniversity,theymayaskforastudent_______fromthegovernment.hasbecomeacommunication_______forpeoplefromdifferentcountries.theeightyearswar,manypeople_______theirbloodfortheircountry.havegreatly_______us.Whatyouhavedoneisnotwhatyoutoldusaboutseveralweeksago.youbeginwritingyourpaper,pleasewrite__________first.Thenwecanhaveabetterideaaboutwhatyouaregoingtotalkabout.origindetailexampleoutlineyouaskwhyIplantostudyintheUnitedStates,theonlyansweristhatitisa_______forme.Dchallenge_______politicalandeconomicsituationisveryimportantforthedevelopmentofanycountry.financialsupportisdecidednotonlyaccordingtoyourGREscore,butalsoaccordingtoyour_______incollege.WorldTradeCenterisoftencalleda_______A.Alikeisimpossibleforusto_______suchadifficulttaskwithinthelimitedtime.donot_______whensomebodyelseistalking.A.intendacommander,youshouldnot_______thesoldierstounnecessarydanger.newspaperoften_______thegovernment’sopinion,notthepublicopinioningreatdanger,thewoundedstilldidnotwantto_______fromthefront.moviehasa_______ending.Youcannotimaginewhowillbekilledfinally.thegraduation_______,thepresidentgaveawonderfulopeningspeech.dog_______therabbitbutcouldnotcatchit.yourletterisoverweight,youmustpayforthe_______.theclasstheteacheraskedthestudentsto_______theirbadhabits.youstudyintheUnitedStates,usuallyyouhavetobuyyourownhealth_______.andice-creamhavedifferent_______.isan_______thatwillnotbeeasilyforgotten._______meformyrudeness.Ireallydonotknowthecustomhere.A.engageandairare_______tohumanbeings.Wecannotlivewithoutthem.theairplanetakesoff,thepassengersaretoldto_______theirseatbelts.isnotwhatweaskedyoutodo.Youcannotgetmorepayforthe_______work.throatis_______.Icannotspeakanymore.yearsago,alotoffactorieswere_______frombigcitiestothemountainousareasincaseofwar.saidinhisletterthathewould_______somephotographsbutIcouldn’tfindanythingintheenvelope.Englishwordsare_______fromLatin.feel_______tosaythatIcannotbelievewhathesaid.答案:大學(xué)英語四級詞匯訓(xùn)練450題Test3watchis_______byhand,notbymachine,soitisveryexpensive.twohorseslooksomuchalikethatwecannot_______onefromtheother.presidentofthatcompanywasverycalmduringthepolitical_______.isusuallythechiefenemyofthecameralens._______lefttheshipaftersixtyhoursofhardstruggle.ourwaytoBeijing,wevisitedXi’an,acityoftwomillion_______,andstayedtherefortwodays.A.insectsofthemainreasonsforairpollutionisthatmanycars_______smokeintotheatmosphere.’tforgetto_______toletusknowyouarrivedsafely.gavehima_______thatshecouldnotcometohisparty.thetemperatureisbelowzero,waterwill_______.,3,5,7and9are_______numbersand2,4,6and8arenot.always_______toeverythingandneveragreeswithanybody.wasborninJapan,butIhave_______Chinesecitizenship.madearough_______ofthefirstfloorofthatbuilding,showinguswherehisofficewaslocated.isdeeply_______inthetroubleofhiscompany.A.involvedalwaysleaves_______forallthewordshedoesnotknowinhistranslation.anddrinkingareregardedas_______insomecountriesbecausetheydonogoodtohealth.newshasnotyetbeenofficially_______bythegovernment.aretwo_______issures,butpeopleoftentakethemasone._______didyouwatchontelevisionlastnight?Bushmenare_______hunterseventhoughtheirweaponsareprimitive.helefttheWhiteHouse,thepresidentmadea_______speech.localgovernmenthasbeguna_______inthiscitytocutdownthetrafficaccidents.ishighly_______thathecomeheretomorrowtojoinus.newideabeganto_______fromhismindwhenhewasonhiswaybackhome.youjuststayinthiscityforfewdays,wecangiveyoua_______librarycardandyoucanstillmakeuseofthebooksinthecitylibrary.youbuyanythingexpensive,neverforgettoaskforthe_______fromtheshop.programsaredesignedforthoseyoungpeoplewhowantto_______highereducationbutdonothaveenoughtimetogotouniversity.A.insureordertowritehispaper,heborrowedalotof_______booksfromtheschoollibrary.A.implicationheopenedthedoor,heusedtoomuchforceand_______thekey.heated,waterchangesinto_______.sheachievedinherresearchmight_______whatshehadbeenexpecting.is_______toanyoneherethatthedepartmentchairmanhasrefusedtosupportthenewproject._______hisfatherinappearancebutnotinheight.andJimBrownhavebeen______asthegreatestplayersinthehistoryoffootball.airplanetookoffsoon.Itwaslikebeingonanoldtrain______fromsidetosideandgoingfasterandfaster.isapoemabout_______lifeintheAmericanWest.theyproducedhasnoany_______value.Butitisveryusefultotheirresearch.talkingaboutChineseculture,peopleoften_______itsoriginwiththeYellowRiver.achairmanfornearlytenyears,ProfessorSmithhasnever_______toanythingdishonest._______betweenChineseandJapaneseisnotsoobvioussothatitisnoteasytodistinguishbetweenpeoplefromthetwocountries.hecaughta_______ofhisgirl-friendintherain,Jackaskedthetaxidrivertostoptopickherup.’llalwaysbe_______toyouforwhatyou’vedone.Nearlyanycountry,therealwaysexistsa_______gapbetweentheoldandtheyoung.me,sir.CouldyoupleasetellmewhatnumberIshoulddialtogetthe_______.the_______materialsimportedfromabroad,Japancanhardlyproduceanything.maybeableto_______youinsomewayifyoucannotfinishyourworkontime.alwaysdreamedofan_______jobevenwhenshewastenyearsold.A.ideal答案：大學(xué)英語四級詞匯訓(xùn)練450題Test4thoughhehaslivedinChinaformanyyears,Markstillcannot_______himselftotheChinesecustoms.triedto_______withthemanagerforhassalary.some_______,Marystilldoesnotunderstandthisunit.Butsheherselfdoesnotbelieveso.BritainandFrancewillholda_______regardingsomeEuropeaneconomicproblems.heoftentravelsonbusiness,hecan_______himselftosleepinginanyplacehecanfind.has_______muchtimeandenergyforhisinvention.goodteacheralwaystriesto_______studentstoaskquestion.youwanttoseethechairmanofthedepartment,you’dbettermakean_______withhissecretaryfirst.saythenewfilmisa(n)_______picturesotheywon’tgotoseeit.A.internaljudge_______themurderertotwentyyearsinprison.universityhas_______agreatdealsinceourlastvisit.isnarrowmindedandalways_______whatotherpeoplehave.A.jealoushewokeupfromhisdream,thefrightenedboytriedto_______hismother’sarm.hasneverbeen_______aship.moderncameralensmaybecoatedwithmorethanten_______foreachpieceofitsglass.A.levelsthiefwas_______bythepoliceattherailwaystation.fact,thereisno_______libertyinanycountry.istoomuchnoiseoutside.Icannot_______myattentiononmywork.studyingat_______hisoldfriend,whomhehasnotseenfornearlytwentyyears._______productionofenginesinourfactoryhasdoubledthisyear.ForeignMinistermadeanexcellent_______onthecurrentinternationalsituation._______cattlemainlyfortheinternationalmarket.wenttothedancelastnightbutcouldn’tfinda_______becauseofhisstrangeclothes.fatherwillnever_______ofhergoingtostudyintheUnitedStatesalone.wishIcould_______yousomehowforyourkindness.teacherwas_______bythefunnystory.youngpeoplemadeanew_______tothegovernorthefilmwesawlastnight,thehero_______hiswifetodeathwithhissword.thereisnootherwaytosavea_______personinatallbuildingonfire,firefightersmayspreadanetintowhichthepersoncanjump.1978,manynew_______havebeendevelopedinouruniversitytomeettheincreasingdemandsofthestudents.canwefinishtheworkinthe_______ofanyotherhelpers?woundedsoldiers’blood_______thegroundredatthefront.aretwogovernmentsinthiscountry.Butneitherofthemisregardedasthe_______onebytheother.questionthen________:Whatarewegoingtodowhenwegraduatefromtheuniversity?_______betweenthetwoplayingperiodsofafootballgameisonlyafewminutes.A.internalweneedtolearnishowtoputtheoryinto_______whenwebeginourfieldworkhere.isa_______truththatmanistheonlyanimalthathasthepowertospeakandreason.speech_______theyoungpeopletocontinuetheirstudy.groundaroundhereismostly_______andnotverygoodforfarming.peoplesaythateducationisthebest_______forchildren.A.investigationlikesthe_______flowerinsteadofthenaturalone.A.articlehighwayruns_______totherailway.A.identicalrentforthishouseis$250.Butyouneedalsopay$50firstasthe_______.rebuildingplanwas_______tothecommittee.Londonworkedveryhardandfinallyhe_______success.’sjust_______bite.Thereisnothingtoworryabout.vesseltempleinsectarbitraryis_______ofstealingthebooksfromthelibrary.expandwhentheyareheatedand_______whencooled.A.indicateorderto_______agoodknowledgeofEnglish,hegaveuphisjobandwenttostudyinanEnglishschool.checkedcarefullyto_______thepossibleerrorsinhisdesign.答案:大學(xué)英語四級詞匯訓(xùn)練450題Test5proposalis_______toallofusandyoudonotneedtotellusmoreaboutit.mountainrangehasmanyhigh_______andfertilevalleys.gaveusagood_______ofhisexperience.haveyourchoiceofthree_______oficecream.sickmanwas_______inablanket.A.inputisthemilitary________.Nobodyisallowedtogetinwithoutpermission.musicusually_______theyoungpeopleinmostcountries.totohehaveseenyouifyouhadn’t_______tohim?A.intended_______therighttohisownopinion.A.imitates10.I’mworriedabouttheappearanceofthefloor.Ineedto_______it.11.Hefelt_______ofwhathehaddoneinschool.12.Milk,butter,andcheeseare_______herefromthefarms.A.importedneverrealizedthatsomedayIwouldbemarriedtoa_______.all_______yourcomingtohelpus.theyare_______aboutiswhichcomesfirst:thechickenortheegg?certainlydidn’tintendto_______yourplans.youwantapen,lookinsidethe_______ofthedesk.no_______willIgothereagain.supermarketdevelopedrapidlyunderhis_______.isa_______pointofview.Idon’tagreewithyou.radiocompanyissobigthatithasalotof_______inforeigncountries.A.introducersamafraiditwasa_______foryoutodothis.23Duringthesetenyears,manynewmethodshavebeen_______inthefieldofforeighlanguageteaching.is_______behaviorandnobodylikesit.wassucha_______daywedecidedtogoforadrive.linescanformaninfinitenumberof_______.neededa_______operation.peoplesaythatthenewfilmisa______.serve_______foodinthisrestaurant.areleavingthisafternoon,butwehavenot_______oursuitcasesyet._______ofthehouseisbeautifullypainted.general_______isheldintheUnitedStateseveryfouryears.friendwasinjuredinanairplane_______.amanew_______.Iwashiredyesterday.didn’tknowwheretosendthis_______letter.arethe_______farmproductsinthisregion?isagoodfootballplayerandneverbreaks_______.A.legalcollegeI_______inscience.Whatwasyourmajor?firstpartofthispaperisthe_______review.A.literaturenexttimeIbuyaTVset,I’mgoingtobuyonewithalarger_______.istheChinese_______,translatedfromEnglish.isaT.A.IntheDepartmentofEnglish.T.A.Meansteaching_______.upearlyandruneveryday.Youwill_______alotfromit.alwaystakesprideinhiswork.Heisvery_______.wewill_______ourdayofindependence._______inteachingisdifferentfrommine.muchareyougoingto_______meforrepairingthisbike?,thiscountryisdividedintotwo_______.hadhispiano_______yesterdayandtheresultisexcellent.saidheismy_______friendbutIdon’tthinkso.A.intensive答案：大學(xué)英語四級詞匯訓(xùn)練450題Test6yearslater,thatmanwas_______fromprison.B.releasedC.penetratedD.elected_______you’vedecidedagainsttakingmyadvice.B.declareC.assumeD.excludewrotetomyauntlastnight.Icouldn’t_______itanylonger.B.replyC.relyD.oppositeimagineI’ll_______somefriendsinsteadofgoingtothemovies.B.interestC.entertainD.couragethinghappenedtomelastnight.A.sakeB.peculiarC.baggageD.averagewasaterrible_______andIwon’tforgetit.A.shockisalways_______whenshedoesn’tgetanymail.memberhasachanceto_______hisargumentintheconference.wishyouwouldgivemeamoredetailed_______ofyoutrip.timeisthemail_______onSaturday?’sthepriceofthat_______ofpotatoes?don’thavetopayany_______onpersonalbelongings.istooweakto_______thepianoacrosstheroom.wascrossingthestreetandwasalmost_______bycar.youhaveanythingto_______forcustoms?workedhardthisweek,but_______verylittle.youacceptmy_______general,myreactionisthatweshould_______carefully.thenortherncoasttherearemanydeep_______.knowswhowillbethe_______ofthiscity._______isabigindustryinthisarea.never_______thatJohnwouldbecomeadoctor.’tbetoo_______onyourchildren.Theyarestilltooyoung.effortsareneededbeforewecan_______ourgoal.are_______accordingtosize.workedinouruniversityasafootball_______fornearlyfiveyears._______intheriverhastoberebuilt.designedanexperimentinorderto_______histheory.taxedare_______onwinesimportedfromtheothercountries.A.imposedwouldliketovisityouand_______ourfriendshipbutinfactIcannotcome.factoryisplanningtobuildanew_______linethisyear._______muchmoreeasilythanvegetables.A.loses.Smithis_______inhisresearchanddoesnotknowanythingaboutpolitics.34.Hesaidhewould_______metoMr.Libuthedidn’t.magnificentmonumenthasbeen_______inTianAnMenSquareinhonorofthepeople’sheroes.thiskindofhotel,thereareno_______rooms.A.luxurycan_______metoleavemyowncountry.intheclasscan_______himofhismistake.treeis_______foritsbeautifulflowers._______hissuccesstothegoodeducationhehasreceived.Smithseldom_______theclassontime..Wang_______hiswifeandchildrenwhenhewenttotheUnitedStates._______alotoftimeintryingtodeveloptheeducationsysteminthisarea.A.involvedspentmanyyears_______foroilinthissmallisland.can’t_______thefactthatwearestilladevelopingcountry.A.ignoreyou_______themanwhorobbedyouofyourwatch?A.illustratechildrenindevelopingcountriescannotgotoschool,becauseof_______isyour_______tohiscoming?_______intothewaterandrescuedthelittlegirl.A.insertedmay_______oftheextrabooksinourdepartmentlibrary.答案：大學(xué)英語四級詞匯訓(xùn)練450題Test71.Thisrockhastobe_______inordertobuildaroad.A.blasted2.Hedidnotgotothepartylastnight,which_______herfeelingsdeeply.A.woundedtheyreturnedtotheriver,theyfoundthattheboathad_______away.youneedfurtherinformation,please_______ouroffice.thewar,manysoldierswerekillednotby_______,butbydisease.watchedtheshipuntilitbecameonlya_______inthedistance.A.pointEnglishproverb‘_______therodandspoilthechild’meansthatifyoudeepfrompunishingthechild,youwillspoilitscharacter.A.rule_______wasonlysentencedtopayafineof$10,000.A.wormeducationinChinaisfreebutthe_______forentranceisstrong.A.comparisonlightistoo_______formetoread.Icannotstandanymore.A.ridwater_______fromthetapanddamagedallthebooksinmystudy.A.sprayedtheUnitedStates,CongressmakesthelawsandthePresident_______them.A.ordersistoo_______toanswerquestionsintheclass.A.eagleenjoyseeingtheglorious_______oftherisingsun.A.beamsthe_______Englishreadingcourse,thestudentshavetoreadalot.A.extensivegaveuphisstudyincollegein_______.A.bundlepeople_______thecaraccident.A.witnessedwill_______theprojectwiththenecessaryfunds.A.refertookitfor_______thatyouwouldn’tcomehereagain.A.grandwassenttoLondononaspecial_______.A.missinglightshelfisstrongenoughto_______allthebookshere.A.wipe_______CourtisthehighestcourtintheUnitedStates.A.Vitaluniversityhasaninternationalstudentexchange_______withtheUniversityofWyomingintheUnitedStates.A.procession________ofmethebestwaytogo.A.investigated.Whitetriedto_______thisjobthroughtheinfluenceofhisfather.A.harnesspolicedogfinallyfoundthe_______oftheprisonersofwar.A.steeptheonly_______inthesmallvillage,henotonlyfixedthefurniturebutalsomadefurnitureforthevillagers.A.symbolbigcrowdgatheredaroundthebus,almost_______thetraffic.A.affectingfarasIsee,thisbookhasitsown_______.A.merittreeistoo_______tobeplantedinthisarea.A.tremendousproductis_______tochangewithoutnotice.A.despitedon’tknowhowhecan_______himselfforsuchconduct.A.justifystolenwatchhasbeen_______toitsowner.A.retiredis_______coldthiswinterinXi’an.A.considerablyhasbeenmy_______tomeetwiththisaccident.A.journalsmile_______hersecreteventhoughshedidn’tadmitthefact.A.reviewed________thathecouldfinishthejobwithoutanyhelp.A.designedLi_______hissuccesstohismother.A.ownselection_______fortheStategovernorhasbegunthisyear.A.campaignwithout_______illnesscandothissimplejob.A.mildmay_______athightemperature.A.profit_______electricityfarbetterthanothermaterials.A.equipsisencouragedto_______foodorclothingforthosewhosufferedagreatdealintheflood.A.attributeteethareasharp_______toblackskin.A.contentis_______aboutphotography.Hespendsnearlyallhismoneyonit.A.justiceneedhelpfromtheothercountries.Butwedonot_______onothersforsupport.A.engagewill_______theplanbecauseofthecost.A.counciltrainis_______atShanghaiatseveno’clockthisevening.A.duevoicewas_______inthenoise.A.filledisvery_______inhisfamilyandneverdoesanythingagainsthiswife.A.hence答案：大學(xué)英語四級詞匯訓(xùn)練450題Test8’mlookingforthe_______sectionintoday’spaper.A.columncanI_______intheTVIstheoutletright?A.plugputyour_______onthisapplicationform.A.siteboughtacameralensyesterday.Its_______qualityisexcellent.A.picturedressismadeof_______,isn’tit?A.nylonwantstobe_______whenhegrowsup.barcousinopponentastronautfailedtocalltheofficeto_______herappointment.A.greetwouldyouratherhavethe_______chickenorthefish.A.friedisthetotalcirculationofthis_______A.leathergaveusaverygooddescriptionofthe_______ofthisuniversityA.lawyermuchpergallonisthis_______A.poisoncouldn’theartheprogrambecausetherewastoomuch_______.A.graspfortheadvice,butthisissomethingIhaveto_______outmyself.A.fulfillwasseriouslyinjuredina_______.A.collision80-200mmzoomlensbearscanon’sLdesignation,denotingatop-of-the-linelensbuilttoextremelyhigh_______.A.tolerance