2021年6月大學英語四級考試真題第2套一、寫作題目：Supposeyouareaskedtogiveadviceonwhethertoattendcollegeathomeorabroad,writeanessaytostateyouropinion.Youarerequiredtowriteatleast120wordsbutnomorethan180words.范文：Whenitcomestothechoicebetweenattendingcollegeathomeandabroad,differentpeopleholddifferentviews.Inmyopinion,studyingatadomesticcollegeisamoreadvisableoptionformoststudents.Studyingathomehasseveraldistinctadvantages.Firstly,itismorecost-effective.Tuitionfeesandlivingexpensesatdomesticcollegesaregenerallymuchlowerthanthoseabroad,whichcanrelievethefinancialburdenonstudentsandtheirfamilies.Secondly,studentscanstayclosetotheirfamiliesandfriends.Thissupportsystemcanprovideemotionalcomfortandhelpthemdealwithdifficultiesmoreeasily.Thirdly,domesticcollegesofferafamiliarculturalenvironment.Studentsdon'tneedtofacethechallengesofculturalshockandcanfocusmoreontheirstudies.However,studyingabroadalsohasitsmerits,suchasexposuretodifferentculturesandadvancededucationalresources.Butconsideringthehighcostandpotentialdifficulties,formoststudents,attendingcollegeathomeisamorepracticalchoice.二、聽力理解（一）短篇新聞（共7題）NewsReport1Anewstudyhasfoundthatemissionsofblackcarbon,amajorcomponentofsoot,havebeenreducedgloballyoverthepastdecade.Blackcarbonisproducedbyincompletecombustionoffossilfuelsandbiomass.Itisasignificantcontributortoglobalwarmingandairpollution.Thestudy,conductedbyateamofinternationalresearchers,analyzeddatafromvarioussources.Theyfoundthatthedeclineinblack-carbonemissionswasmainlyduetostricterair-qualityregulationsinmanycountries,aswellastheuseofcleanertechnologiesinindustriesandtransportation.Insomeregions,suchasEuropeandNorthAmerica,thereductionwasparticularlysignificant.However,insomedevelopingcountries,black-carbonemissionsarestillrisingbecauseoftheincreasinguseoftraditionalfuelsforcookingandheating.1.Whatisthemainfindingofthenewstudy?A.Black-carbonemissionshaveincreasedglobally.B.Black-carbonemissionshavebeenreducedglobally.C.Black-carbonemissionshaveremainedstableglobally.D.Black-carbonemissionshavefluctuatedglobally.答案：B。從原文“Anewstudyhasfoundthatemissionsofblackcarbon,amajorcomponentofsoot,havebeenreducedgloballyoverthepastdecade.”可知答案。2.Whatisthemaincauseofthedeclineinblack-carbonemissions?A.Thedevelopmentofnewenergysources.B.Stricterair-qualityregulationsandcleanertechnologies.C.Thedecreaseinindustrialproduction.D.Thechangeinpeople'sconsumptionpatterns.答案：B。原文提到“Thestudy...foundthatthedeclineinblack-carbonemissionswasmainlyduetostricterair-qualityregulationsinmanycountries,aswellastheuseofcleanertechnologiesinindustriesandtransportation.”，所以選B。3.Inwhichregionswasthereductionofblack-carbonemissionsparticularlysignificant?A.AsiaandAfrica.B.EuropeandNorthAmerica.C.SouthAmericaandOceania.D.TheMiddleEastandSouthAsia.答案：B。根據(jù)“Insomeregions,suchasEuropeandNorthAmerica,thereductionwasparticularlysignificant.”可知選B。NewsReport2Alargewildfirehasbrokenoutinanationalforestinthewesternpartofthecountry.ThefirestartedonSundayafternoonandhasspreadrapidlyduetostrongwindsanddryconditions.AsofMondaymorning,thefirehasburnedmorethan1,000acresofforest.Firefightersfromseveralnearbyareashavebeencalledintobattletheblaze.Theyareusingavarietyoffirefightingtechniques,includingwater-droppingplanesandground-basedfirefightingteams.Theauthoritieshaveissuedevacuationordersforseveralnearbycommunitiestoensurethesafetyofresidents.Thecauseofthefireisstillunknown,andaninvestigationisunderway.4.Whendidthewildfirestart?A.Saturdayafternoon.B.Sundayafternoon.C.Mondayafternoon.D.Tuesdayafternoon.答案：B。從原文“ThefirestartedonSundayafternoon...”可知答案。5.HowmanyacresofforesthadbeenburnedasofMondaymorning?A.Morethan500acres.B.Morethan1,000acres.C.Morethan1,500acres.D.Morethan2,000acres.答案：B。根據(jù)“AsofMondaymorning,thefirehasburnedmorethan1,000acresofforest.”可知選B。6.Whatarethefirefightersusingtobattletheblaze?A.Onlywater-droppingplanes.B.Onlyground-basedfirefightingteams.C.Bothwater-droppingplanesandground-basedfirefightingteams.D.Specialchemicalsanddrones.答案：C。原文提到“Theyareusingavarietyoffirefightingtechniques,includingwater-droppingplanesandground-basedfirefightingteams.”，所以選C。7.Whatisthecurrentsituationregardingthecauseofthefire?A.Ithasbeendeterminedtobearson.B.Ithasbeendeterminedtobeanaturalcause.C.Itisstillunknownandaninvestigationisunderway.D.Itissuspectedtobeduetoelectricalproblems.答案：C。從“Thecauseofthefireisstillunknown,andaninvestigationisunderway.”可知答案。（二）長對話（共8題）Conversation1M:Hi,Lisa.Iheardyou'replanningatrip.Whereareyougoing?W:Yeah,I'mthinkingofgoingtoAustralia.I'vealwayswantedtovisitthatcountry.M:Thatsoundsgreat!Whenareyougoing?W:I'mnotsureyet.Maybeduringthewintervacation.M:Howareyougoingtogetthere?W:I'mplanningtotakeaflight.It'sthefastestway.M:Howlongwillyoustaythere?W:IthinkI'llstayforabouttwoweeks.IwanttovisitsomefamouscitieslikeSydneyandMelbourne.M:Haveyoubookedyouraccommodation?W:Notyet.I'mstilllookingforagoodhotelatareasonableprice.M:Well,youcanchecksometravelwebsites.Theyoftenhavegooddeals.8.WhereisLisaplanningtogo?A.America.B.Australia.C.Canada.D.NewZealand.答案：B。從對話中“W:Yeah,I'mthinkingofgoingtoAustralia.”可知答案。9.WhenmightLisagoonthetrip?A.Duringthesummervacation.B.Duringthewintervacation.C.Duringthespringbreak.D.Duringtheautumnbreak.答案：B。根據(jù)“W:I'mnotsureyet.Maybeduringthewintervacation.”可知選B。10.HowisLisagoingtogettoherdestination?A.Bytrain.B.Byship.C.Byflight.D.Bybus.答案：C。從“W:I'mplanningtotakeaflight.It'sthefastestway.”可知答案。11.HowlongwillLisastayinthecountry?A.Aboutoneweek.B.Abouttwoweeks.C.Aboutthreeweeks.D.Aboutfourweeks.答案：B。由“W:IthinkI'llstayforabouttwoweeks.”可知選B。12.WhatcitiesdoesLisawanttovisit?A.SydneyandBrisbane.B.MelbourneandPerth.C.SydneyandMelbourne.D.AdelaideandCanberra.答案：C。根據(jù)“IwanttovisitsomefamouscitieslikeSydneyandMelbourne.”可知答案。13.HasLisabookedheraccommodation?A.Yes,shehasbookedaluxuryhotel.B.Yes,shehasbookedabudgethotel.C.No,sheisstilllookingforagoodhotelatareasonableprice.D.No,sheplanstostaywithalocalfriend.答案：C。從“W:Notyet.I'mstilllookingforagoodhotelatareasonableprice.”可知答案。14.WhatadvicedoesthemangiveLisaaboutaccommodation?A.Tobookdirectlyfromthehotel'swebsite.B.Toaskatravelagentforhelp.C.Tochecksometravelwebsitesforgooddeals.D.Tostayinahostelinsteadofahotel.答案：C。從“M:Well,youcanchecksometravelwebsites.Theyoftenhavegooddeals.”可知答案。Conversation2W:Tom,I'mhavingsomeproblemswithmycomputer.Itkeepscrashing.M:That'stoobad.Haveyoutriedrestartingit?W:Yes,Ihave.Butitstillcrashesafterawhile.M:Maybetherearesomevirusesonyourcomputer.Youshouldinstallanantivirussoftware.W:Ihaveanantivirussoftware,butitdoesn'tseemtowork.M:Well,youcantryupdatingit.Sometimes,oldantivirussoftwarecan'tdetectnewviruses.W:OK,I'lltrythat.Doyouthinkitcouldbeahardwareproblem?M:It'spossible.Youcantakeittoacomputerrepairshoptohaveitchecked.15.Whatproblemisthewomanhavingwithhercomputer?A.Itrunsveryslowly.B.Itkeepscrashing.C.Ithasastrangenoise.D.Itcan'tconnecttotheInternet.答案：B。從“W:Tom,I'mhavingsomeproblemswithmycomputer.Itkeepscrashing.”可知答案。16.Whatdidthewomantryfirst?A.Installingnewsoftware.B.Restartingthecomputer.C.Changingthehardware.D.Updatingthesystem.答案：B。根據(jù)“W:Yes,Ihave.Butitstillcrashesafterawhile.”結合上文可知她先嘗試了重啟電腦。17.Whatdoesthemanthinkmightbethecauseoftheproblem?A.Asoftwareconflict.B.Virusesonthecomputer.C.Apowersupplyproblem.D.Anetworkissue.答案：B。從“M:Maybetherearesomevirusesonyourcomputer.”可知答案。18.Whatadvicedoesthemangiveabouttheantivirussoftware?A.Uninstallitandinstallanewone.B.Updateit.C.Useafreeantivirussoftwareinstead.D.Contactthesoftwarecompanyforsupport.答案：B。從“M:Well,youcantryupdatingit.Sometimes,oldantivirussoftwarecan'tdetectnewviruses.”可知答案。19.Whatelsedoesthemansuggestthewomando?A.Buyanewcomputer.B.Takethecomputertoacomputerrepairshop.C.Tryadifferentoperatingsystem.D.Askafriendwhoisgoodatcomputersforhelp.答案：B。從“M:It'spossible.Youcantakeittoacomputerrepairshoptohaveitchecked.”可知答案。（三）短文理解（共10題）Passage1Thegiraffeisoneofthemostrecognizableanimalsintheworld.Itisknownforitsextremelylongneckandlegs.GiraffesarenativetoAfrica.Theymainlyliveinsavannas,grasslands,andopenwoodlands.Theseanimalsareherbivores,whichmeanstheyonlyeatplants.Theirlongnecksallowthemtoreachtheleavesandbranchesoftalltreesthatotheranimalscan'taccess.Giraffesaresocialanimals.Theyusuallyliveingroupsofupto20individuals.Althoughtheyarelargeanimals,theyareverygentleandpeaceful.However,theycandefendthemselvesiftheyareattacked.Theirpowerfullegscandeliverstrongkicks.Inrecentyears,thegiraffepopulationhasbeendecliningduetohabitatlossandpoaching.Conservationeffortsareneededtoprotectthesebeautifulanimals.20.Whatisthegiraffewell-knownfor?A.Itslongtail.B.Itslongneckandlegs.C.Itssharphorns.D.Itscolorfulfur.答案：B。從“Thegiraffeisoneofthemostrecognizableanimalsintheworld.Itisknownforitsextremelylongneckandlegs.”可知答案。21.Wherearegiraffesnativeto?A.Asia.B.Africa.C.Europe.D.SouthAmerica.答案：B。由“GiraffesarenativetoAfrica.”可知選B。22.Whatkindoffooddogiraffeseat?A.Meat.B.Plants.C.Insects.D.Fish.答案：B。從“Theseanimalsareherbivores,whichmeanstheyonlyeatplants.”可知答案。23.Whydogiraffes'longnecksgivethemanadvantage?A.Theycanusethemtofightwithotheranimals.B.Theycanreachtheleavesandbranchesoftalltrees.C.Theycanusethemtoattractmates.D.Theycanusethemtocommunicatewitheachother.答案：B。根據(jù)“Theirlongnecksallowthemtoreachtheleavesandbranchesoftalltreesthatotheranimalscan'taccess.”可知選B。24.Howmanygiraffesusuallyliveinagroup?A.Upto10individuals.B.Upto20individuals.C.Upto30individuals.D.Upto40individuals.答案：B。從“Theyusuallyliveingroupsofupto20individuals.”可知答案。25.Whatcangiraffesdotodefendthemselves?A.Usetheirsharpteeth.B.Deliverstrongkickswiththeirlegs.C.Hideinthebushes.D.Runveryfast.答案：B。從“Theirpowerfullegscandeliverstrongkicks.”可知答案。26.Whyisthegiraffepopulationdeclining?A.Duetonaturaldisasters.B.Duetohabitatlossandpoaching.C.Duetocompetitionwithotheranimals.D.Duetoclimatechange.答案：B。從“Inrecentyears,thegiraffepopulationhasbeendecliningduetohabitatlossandpoaching.”可知答案。Passage2Readingisaveryimportantactivityinourlives.Itcanexpandourknowledgeandimproveourlanguageskills.Therearedifferenttypesofreading,suchasextensivereadingandintensivereading.Extensivereadingisreadingforpleasure.Youreadalargeamountofmaterials,likenovels,magazines,andnewspapers,withoutfocusingtoomuchoneverysingleword.Thegoalistogetageneralunderstandingofthetextandenjoythestory.Intensivereading,ontheotherhand,isusedforlearning.Youreadashorttextcarefully,analyzingeverysentenceandword.Thistypeofreadingisoftenusedwhenstudyingtextbooksordoingacademicresearch.Toimproveyourreadingability,youshoulddobothextensiveandintensivereadingregularly.27.Whatistheimportanceofreading?A.Itcanmakeusmorepopular.B.Itcanexpandourknowledgeandimproveourlanguageskills.C.Itcanhelpusmakemorefriends.D.Itcanmakeusmorecreative.答案：B。從“Readingisaveryimportantactivityinourlives.Itcanexpandourknowledgeandimproveourlanguageskills.”可知答案。28.Whatisextensivereading?A.Readingashorttextcarefully.B.Readingforpleasureandgettingageneralunderstandingofthetext.C.Readingonlyacademicmaterials.D.Readingwithadictionaryinhand.答案：B。從“Extensivereadingisreadingforpleasure.Youreadalargeamountofmaterials...withoutfocusingtoomuchoneverysingleword.Thegoalistogetageneralunderstandingofthetextandenjoythestory.”可知答案。29.Whatisintensivereadingusedfor?A.Forentertainment.B.Forlearningandanalyzingtextscarefully.C.Forquickinformationgathering.D.Forpracticingpronunciation.答案：B。根據(jù)“Intensivereading,ontheotherhand,isusedforlearning.Youreadashorttextcarefully,analyzingeverysentenceandword.”可知選B。30.Howcanweimproveourreadingability?A.Byonlydoingextensivereading.B.Byonlydoingintensivereading.C.Bydoingbothextensiveandintensivereadingregularly.D.Byreadingaloudeveryday.答案：C。從“Toimproveyourreadingability,youshoulddobothextensiveandintensivereadingregularly.”可知答案。三、閱讀理解（一）詞匯理解（共10題）Directions:Inthissection,thereisapassagewithtenblanks.Youarerequiredtoselectonewordforeachblankfromalistofchoicesgiveninawordbankfollowingthepassage.Readthepassagethroughcarefullybeforemakingyourchoices.Eachchoiceinthebankisidentifiedbyaletter.Pleasemarkthecorrespondingletterforeachitem.Youmaynotuseanyofthewordsinthebankmorethanonce.Theoceanisavastandmysteriousplace.Itcoversmorethan70%oftheEarth'ssurfaceandishometoawide_31_ofmarinelife.However,theoceanisfacingmanythreats,includingpollution,overfishing,andclimatechange.Pollutionisoneofthemostseriousproblems.Industrialwaste,agriculturalrunoff,andplastic_32_arealldumpedintotheocean,causingharmtomarineecosystems.Plasticpollution,inparticular,hasbecomeaglobal_33_.Everyyear,millionsoftonsofplasticendupintheocean,whereitcan_34_forhundredsofyears.Thisplasticcanbemistakenforfoodbymarineanimals,leadingtotheir_35_.Overfishingisanothermajorthreat.Manyfishspeciesarebeingcaughtataratefasterthantheycan_36_.Thishasledtoadeclineinfishpopulationsandthe_37_ofsomespecies.Climatechangeisalsohavingasignificantimpactontheocean.Risingseatemperaturesarecausingcoralreefsto_38_,whichisamajorlossformarinebiodiversity.Inaddition,sea-levelriseisthreateningcoastalcommunities.Toprotecttheocean,weneedtotake_39_measures.Thisincludesreducingpollution,implementingsustainablefishingpractices,andaddressingclimatechange.Byworkingtogether,wecanensurethattheoceanremainsahealthyand_40_placeforfuturegenerations.WordBank:A.varietyB.debrisC.crisisD.persistE.extinctionF.reproduceG.dieH.bleachingI.effectiveJ.diverseK.amountL.consumeM.damageN.surviveO.solution31.答案：A?！癮widevarietyof”表示“各種各樣的”，這里說海洋是各種各樣海洋生物的家園，故選A。32.答案：B。“plasticdebris”指“塑料垃圾”，符合語境，工業(yè)廢物、農(nóng)業(yè)徑流和塑料垃圾都被傾倒進海洋，選B。33.答案：C。“globalcrisis”表示“全球危機”，塑料污染已經(jīng)成為全球危機，選C。34.答案：D?！皃ersist”有“持續(xù)存在”的意思，塑料在海洋里能持續(xù)存在數(shù)百年，選D。35.答案：G。塑料被海洋動物誤認為是食物，會導致它們死亡，“die”符合，選G。36.答案：F?！皉eproduce”是“繁殖”的意思，很多魚類被捕撈的速度超過了它們繁殖的速度，選F。37.答案：E?！癳xtinction”表示“滅絕”，過度捕撈導致一些物種的滅絕，選E。38.答案：H?！癱oralbleaching”是“珊瑚白化”，海水溫度上升導致珊瑚白化，選H。39.答案：I。“effectivemeasures”表示“有效的措施”，為了保護海洋，我們需要采取有效的措施，選I。40.答案：J?！癲iverse”表示“多樣的”，我們要確保海洋對后代來說仍然是一個健康和多樣的地方，選J。（二）長篇閱讀（共10題）PassageA.Intoday'sdigitalage,technologyhashadaprofoundimpactonourlives.Oneareawherethisisparticularlyevidentisinthefieldofeducation.Technologyhastransformedthewaywelearnandteach.Withtheadventofonlinelearningplatforms,studentscanaccessavastamountofeducationalresourcesfromanywhereintheworld.B.Onlinecourseshavebecomeincreasinglypopularinrecentyears.Thesecoursesofferflexibility,allowingstudentstolearnattheirownpaceandontheirownschedule.Theycanchoosefromawiderangeofsubjects,frombusinessandsciencetoartandliterature.Moreover,manyonlinecoursesarefreeorlow-cost,makingeducationmoreaccessibletopeoplewithlimitedfinancialresources.C.Anothersignificantdevelopmentineducationtechnologyistheuseofinteractivewhiteboardsinclassrooms.Thesewhiteboardsallowteacherstopresentinformationinamoreengagingway.Theycandisplayvideos,images,andinteractivecontent,whichcanenhancestudents'understandingandparticipation.Forexample,inahistoryclass,ateachercanuseaninteractivewhiteboardtoshowhistoricalmapsandvideos,bringingthepasttolife.D.However,theintegrationoftechnologyineducationalsopresentssomechallenges.Oneofthemainchallengesisthedigitaldivide.Notallstudentshaveequalaccesstotechnology.Insomeregions,especiallyinruralandlow-incomeareas,studentsmaynothavereliableinternetaccessorthenecessarydevicestoparticipateinonlinelearning.Thiscancreateagapineducationalopportunitiesbetweendifferentgroupsofstudents.E.Anotherchallengeistheissueofteachertraining.Teachersneedtobetrainedtoeffectivelyusetechnologyintheclassroom.Manyteachersmaynotbefamiliarwiththelatesteducationaltechnologiesandmaystruggletoincorporatethemintotheirteaching.Withoutpropertraining,thepotentialbenefitsoftechnologyineducationmaynotbefullyrealized.F.Additionally,thereareconcernsaboutthequalityofonlinecourses.Someonlinecoursesmaynotbewell-designedormaylackthenecessarysupportforstudents.Thiscanleadtoapoorlearningexperienceandmaynotprovidestudentswiththesamelevelofeducationastraditionalclassroom-basedcourses.G.Despitethesechallenges,thefutureoftechnologyineducationlookspromising.Newtechnologiesareconstantlyemerging,suchasartificialintelligenceandvirtualreality,whichhavethepotentialtofurtherrevolutionizeeducation.Artificialintelligencecanbeusedtopersonalizelearningexperiencesforstudents,adaptingtotheirindividualneedsandlearningstyles.Virtualrealitycancreateimmersivelearningenvironments,allowingstudentstoexplorehistoricalsitesorscientificphenomenainamorerealisticway.H.Tofullyembracethebenefitsoftechnologyineducation,itisimportanttoaddressthechallenges.Governmentsandeducationalinstitutionsshouldworktogethertobridgethedigitaldividebyprovidingaccesstotechnologyandinternetservicesinunderservedareas.Teachersshouldreceivecomprehensivetrainingtousetechnologyeffectively.Onlinecourseprovidersshouldensurethequalityoftheircoursesbydevelopingrigorouscurriculaandprovidingadequatesupportforstudents.41.Whatisoneoftheadvantagesofonlinecourses?A.Theyarealwaysveryexpensive.B.Theyoffernoflexibility.C.Theyallowstudentstolearnattheirownpace.D.Theycoveronlyafewsubjects.答案：C。從“Onlinecourseshavebecomeincreasinglypopularinrecentyears.Thesecoursesofferflexibility,allowingstudentstolearnattheirownpaceandontheirownschedule.”可知選C。42.Howcaninteractivewhiteboardsenhancestudents'learning?A.Bymakingtheclassroomquieter.B.Bypresentinginformationinamoreengagingway.C.Byreducingtheamountofhomework.D.Byreplacingtextbooks.答案：B。從“Thesewhiteboardsallowteacherstopresentinformationinamoreengagingway.Theycandisplayvideos,images,andinteractivecontent,whichcanenhancestudents'understandingandparticipation.”可知答案。43.Whatisthedigitaldivideinthecontextofeducationtechnology?A.Thedifferenceinthepriceofdifferenteducationaltechnologies.B.Thegapineducationalopportunitiesduetounequalaccesstotechnology.C.Thedifferenceinthequalityofonlineandofflinecourses.D.Thedividebetweenteacherswholiketechnologyandthosewhodon't.答案：B。從“Oneofthemainchallengesisthedigitaldivide.Notallstudentshaveequalaccesstotechnology...Thiscancreateagapineducationalopportunitiesbetweendifferentgroupsofstudents.”可知答案。44.Whyisteachertrainingimportantintheintegrationoftechnologyineducation?A.Teachersneedtobeabletorepairtechnologydevices.B.Teachersneedtousetechnologyeffectiv