2025年外语类大学英语三级-英语三级参考题库含答案解析(5卷)

2025年外语类大学英语三级-英语三级参考题库含答案解析(5卷)2025年外语类大学英语三级-英语三级参考题库含答案解析(篇1)【题干1】虚拟语气在以下哪句话中正确使用？IfIhadknowntheresultinadvance,I_______theexamdifferently.A.wouldhavetakenB.wouldtakeC.tookD.wouldhavetakenit【参考答案】A【详细解析】虚拟语气表示与现在或过去事实相反，需用“wouldhavedone”。主句是过去时态，从句用过去完成时，此处从句“hadknown”与主句“wouldhavetaken”构成时态呼应，选项A正确。其他选项时态或情态动词搭配错误。【题干2】Whichphrasebestcompletesthesentence:"Themanagerwasangrybecause_______."A.thereportwaslateB.thereportlatewasC.thereportwasbeinglateD.thereportwaslatesubmitting【参考答案】A【详细解析】介词“because”后接名词性从句，需用主系表结构。选项A“thereportwaslate”符合语法规则，而其他选项存在介词缺失或动词形式错误。【题干3】Thestudyshowsthatpeoplewho_______regularexercisehavealowerriskofheartdisease.A.doexerciseB.areexercisingC.exerciseD.exercises【参考答案】C【详细解析】主语“people”为复数，动词需用原形“exercise”。选项C正确。选项A、B、D分别存在动词形式错误或时态不当问题。【题干4】Bythetimewearrivedatthestation,thetrain_______already.A.leftB.hadleftC.wouldleaveD.wasleaving【参考答案】B【详细解析】主句为过去完成时（hadarrived），从句需用过去完成时表动作完成，选项B“hadleft”正确。选项A时态错误，C、D与主句时态不匹配。【题干5】Allstudentsmust_______theirassignmentsbyFriday.A.submitB.aresubmittingC.willsubmitD.submit【参考答案】D【详细解析】祈使句中动词用原形，选项D正确。其他选项存在动词形式错误或时态不当问题。【题干6】Whichsentencecontainsaparticiplephrase?A.Themanwiththeblackhatismyteacher.B.Runningquickly,shecaughtthebus.C.ThebookthatIreadlastweekisinteresting.D.Heisastudentwhostudieshard.【参考答案】B【详细解析】选项B“Runningquickly”为现在分词短语作状语，其他选项均为定语从句或名词性从句结构。【题干7】Thedatasuggeststhattheincreaseinsalesis_______tothenewmarketingstrategy.A.attributedB.contributedC.relatedD.associated【参考答案】A【详细解析】固定搭配“attribute...to”表示归因于，选项A正确。其他选项搭配不当，如“contributeto”需接具体事物。【题干8】Inthesentence"Neitherthestudentsnortheteacherishere,"whatistheantecedentof"neither"?A.thestudentsB.theteacherC.bothD.neither【参考答案】A【详细解析】“neither...nor”结构中，前项“thestudents”为先行词，作主语，选项A正确。其他选项不符合语法规则。【题干9】Whichsentenceusesthecorrecttense?A.ShehasalreadyeatenlunchwhenIarrived.B.ShehadeatenlunchwhenIarrived.C.ShewilleatlunchwhenIarrive.D.SheeatslunchwhenIarrive.【参考答案】B【详细解析】过去完成时表动作在另一过去动作之前完成，选项B正确。选项A时态错误，C、D与主句时态不匹配。【题干10】Whatisthemeaningoftheidiom"hitthenailonthehead"?A.tobecompletelywrongB.tosucceedcompletelyC.tomakeamistakeD.todosomethingexactlyasintended【参考答案】D【详细解析】该习语意为“击中要害”或“说中要害”，选项D正确。其他选项含义相反或与题意不符。【题干11】Whichconjunctionisusedtoshowcontrast?A.becauseB.althoughC.howeverD.since【参考答案】B【详细解析】“although”引导让步状语从句，表转折，选项B正确。其他选项分别表因果、时间或让步关系。【题干12】Thebook"TheGreatGatsby"is_______knownforitscritiqueoftheAmericanDream.A.widelyB.wellC.muchD.highly【参考答案】A【详细解析】“beknownfor”固定搭配后接副词修饰，选项A“widely”正确，其他选项副词用法错误。【题干13】Whichsentenceusesthecorrectpreposition?A.Sheisgoodatsinginginthechorus.B.HeisinterestedinlearningEnglishbyhimself.C.TheyarrivedinParislastsummer.D.Shedependsonherparentsforfinancialsupport.【参考答案】C【详细解析】“arrivein”用于大地点（城市），选项C正确。其他选项介词搭配错误，如“by”后接交通工具。【题干14】Whichsentenceusesthepassivevoicecorrectly?A.Thecakewasbakedbythechef.B.Thechefbakedthecake.C.Thecakebakingwasdonebythechef.D.Thechefisbakingthecake.【参考答案】A【详细解析】被动语态结构为“bedoneby”，选项A正确。其他选项存在时态或语态错误。【题干15】Whatisthecorrectwaytouse"affect"and"effect"?A.Thenewpolicywillaffecttheeconomy.Theeffectisexpectednextyear.B.Theeffectofthepolicyisimmediate.Itwillaffectpeople'slives.C.Thepolicywilleffectchangesintheeconomy.Theaffectisgradual.D.Theeffectislong-term.Itwillaffectfutureplans.【参考答案】B【详细解析】"affect"为动词（影响），"effect"为名词（效果），选项B正确。其他选项词性混淆。【题干16】Whichsentenceusesthecorrectcomparativeform?A.Thiscarismoreexpensivethanthatone.B.Thiscarmoreexpensivethanthatone.C.Thiscarismostexpensivethanothers.D.Thiscarismoreexpensivethanothers.【参考答案】A【详细解析】比较级结构为“more...than”，最高级为“themost...”，选项A正确。其他选项缺少比较级标志或最高级限定词。【题干17】Whichsentenceusesthecorrectarticle?A.Ihaveaproblemwiththisbook.B.Ihaveproblemwiththisbook.C.Ihaveaproblemwiththisbook'scover.D.Ihaveproblemwiththisbook'scover.【参考答案】A【详细解析】可数名词前需加冠词“a”，选项A正确。其他选项冠词缺失或名词单复数错误。【题干18】Whatisthemainpurposeofthesentence"Itisessentialtoprotectendangeredspecies"?A.tosuggestasolutionB.tostateafactC.togiveanexampleD.tomakearecommendation【参考答案】B【详细解析】句中“essential”表客观必要性，陈述事实，选项B正确。其他选项与句意不符。【题干19】Whichsentenceusesthecorrectmodalverb?A.Youshouldhavefinishedyourhomeworkyesterday.B.Youmustfinishyourhomeworkyesterday.C.Youcanhavefinishedyourhomeworkyesterday.D.Youmightfinishyourhomeworkyesterday.【参考答案】A【详细解析】“shouldhavedone”表过去应做而未做，选项A正确。其他选项情态动词时态或用法错误。【题干20】Whatisthecorrectwaytouse"its"and"it's"?A.Thecatishungry.Giveititsfood.B.Thecatishungry.Giveitit'sfood.C.Thecatishungry.Giveititsfood.D.Thecatishungry.Giveititsfood.【参考答案】A【详细解析】"its"为物主代词，"it's"为“itis”缩写，选项A正确。其他选项存在代词形式混淆。2025年外语类大学英语三级-英语三级参考题库含答案解析(篇2)【题干1】Thestudents________theirtextbooksbeforetheteacherstartedthelecture.【选项】A.hadfinishedB.finishedC.werefinishingD.havefinished【参考答案】B【详细解析】此处考查动作的完成时间。主句动作“开始讲座”发生在“完成书本”之后，需用过去完成时，但选项中无此选项。实际应为一般过去时，因“before”引导时间状语从句，主句动作发生在从句动作之后，故选B。其他选项：A项时态错误，C项进行时表未完成，D项现在完成时与上下文时间逻辑矛盾。【题干2】Bytheendofthismonth,we________fivenewproducts.【选项】A.willhavedevelopedB.willdevelopC.woulddevelopD.wouldhavedeveloped【参考答案】A【详细解析】“bytheendofthismonth”为将来时间点，需用将来完成时。A项正确，B项一般将来时表单次动作，C项过去将来时表假设，D项过去将来完成时表过去假设。【题干3】IfI________you,Iwouldhaveacceptedtheoffer.【选项】A.hadknownB.knewC.wouldknowD.wouldhaveknown【参考答案】A【详细解析】虚拟语气中，条件从句与主句需保持时态一致。主句用过去完成时，从句应用过去完成时，但若从句动作在主句动作之前发生，可用一般过去时。此处“知道”发生在“接受”之前，故选A。B项时态不符，C项未完成时表假设，D项主句时态错误。【题干4】Thebook________isbeingtranslatednextweekisabestseller.【选项】A.whichB.thatC.whereD.when【参考答案】A【详细解析】非限定性定语从句修饰单数可数名词“book”，需用which。限定性从句用that，where表地点，when表时间，均不适用。【题干5】Althoughhewaslate,________hemanagedtocatchtheearlytrain.【选项】A.howeverB.asC.thoughD.therefore【参考答案】C【详细解析】“although”引导让步状语从句，固定搭配though，不可省略。however表转折但无连词功能，as表原因，therefore表结果。【题干6】Themanagerrequestedthatthereport________bythesalesteambeforethemeeting.【选项】A.wascompletedB.completeC.completingD.hasbeencompleted【参考答案】A【详细解析】“requestthat”后接虚拟语气，从句动词用原形或过去式。若主语是“人”，用过去式表礼貌或正式请求。A项正确，B项原形表祈使，C项动名词表伴随，D项现在完成时表已完成动作。【题干7】Themore________youpractice,thebetteryourEnglishwillbecome.【选项】A.harderB.hardC.theharderD.theharderyoupractice【参考答案】C【详细解析】倒装句结构“the+形容词/副词+主语+谓语”需倒装，C项符合语法规则。A项形容词需与thehard并列，B项副词需与theharder并列，D项主谓倒装错误。【题干8】Allthestudents________passedtheexamexceptTom.【选项】A.butB.whoC.whomD.none【参考答案】A【详细解析】“all”作主语时，后接but表排除，whom表宾格从句，who表主格从句，none不接but。【题干9】By2020,________over50%ofthepopulation________electriccars.【选项】A.there;willhaveboughtB.there;boughtC.it;boughtD.it;willbuy【参考答案】A【详细解析】“therebe”固定结构表存在，后接将来完成时表预测。B项时态错误，C项主谓不一致，D项时态错误且未用therebe。【题干10】Thefilm________lastnightwasdirectedbyafamousdirector.【选项】A.whichB.whereC.whenD.that【参考答案】A【详细解析】非限定性定语从句修饰“film”，用which，that表限定性从句，where表地点，when表时间。【题干11】She________inthelibraryallmorning,soshemusthavefinishedherassignment.【选项】A.studiedB.studiedforC.wasstudyingD.hadstudied【参考答案】C【详细解析】过去进行时表持续动作，与musthavedone表推论结合，C项正确。A项一般过去时表单次动作，B项介词搭配错误，D项过去完成时表动作先于另一动作。【题干12】Theoldbuilding,________wasbuiltin1952,willberenovatednextyear.【选项】A.whichB.whereC.whenD.that【参考答案】A【详细解析】非限定性定语从句修饰“building”，用which，that表限定性从句，where表地点，when表时间。【题干13】IfI________you,Iwouldhaveappliedforthejob.【选项】A.hadn'tknownB.didn'tknowC.wouldn'tknowD.wouldn'thaveknown【参考答案】A【详细解析】虚拟语气中，条件从句与主句时态需保持一致，且从句动作在主句动作之前发生。主句用过去完成时，从句应用过去完成时，但若从句动作在主句动作之前发生，可用一般过去时。此处“知道”发生在“申请”之前，故选A。B项时态不符，C项未完成时表假设，D项主句时态错误。【题干14】Thecommittee________theproposalatyesterday'smeetingwillbediscussedagainnextweek.【选项】A.discussedB.discussingC.discussedonD.discussingat【参考答案】A【详细解析】非限定性定语从句修饰“committee”，用which引导，从句动词用过去式。B项动名词表伴随，C项介词搭配错误，D项介词搭配错误。【题干15】Bythetimewearrived,themovie________for30minutes.【选项】A.startedB.hadstartedC.wasstartingD.willstart【参考答案】B【详细解析】过去完成时表动作在另一个过去动作之前完成。主句“arrived”为过去时，从句动作“开始”发生在“到达”之前，故选B。A项一般过去时表单次动作，C项过去进行时表未完成，D项将来时错误。【题干16】Thedata________inthereportisaccurate,sowecantrusttheconclusion.【选项】A.whichB.whereC.whenD.that【参考答案】A【详细解析】非限定性定语从句修饰“data”，用which，that表限定性从句，where表地点，when表时间。【题干17】Heissuchagoodplayerthatnoone________himintheteam.【选项】A.canreplaceB.couldreplaceC.wouldreplaceD.wouldhavereplaced【参考答案】A【详细解析】让步状语从句用“so...that”结构，从句用情态动词表假设，主句用一般现在时表普遍事实。A项正确，B项过去时表具体情境，C项未完成时表假设，D项过去完成时表已发生的假设。【题干18】Thebook________Iborrowedfromthelibraryisveryinteresting.【选项】A.whichB.whereC.whenD.that【参考答案】A【详细解析】非限定性定语从句修饰“book”，用which，that表限定性从句，where表地点，when表时间。【题干19】Themanagersuggested________themeetingbepostponeduntilnextweek.【选项】A.topostponeB.postponingC.thatitbepostponedD.thathepostponed【参考答案】C【详细解析】“suggest”后接that从句时，从句动词用原形或虚拟语气，且需用it作形式主语。C项正确，A项不定式表建议但需接to，B项动名词表伴随，D项过去时表具体动作。【题干20】Allthestudents________passedtheexamarefromClass1.【选项】A.whoB.whomC.whichD.that【参考答案】A【详细解析】非限定性定语从句修饰“students”，用who表人，which表物，that表限定性从句，whom表宾格从句。2025年外语类大学英语三级-英语三级参考题库含答案解析(篇3)【题干1】Whenhefinishedhishomework,hedecidedtogotothelibrarytostudyfortheexam,buthewastootiredtowalkthere.Whatisthemostsuitableconjunctiontocompletethesentence?【选项】A.howeverB.thereforeC.unlessD.whereas【参考答案】A【详细解析】正确答案为A.however，表示转折关系，连接前后两个矛盾的情况（完成作业与精疲力尽无法步行）。B.therefore表因果，C.unless表条件，D.whereas表对比，均不符合语境。【题干2】Thescientisthasbeenconductingexperimentsformonths,andtheresultsareexpectedtobepublishednextmonth.Whatisthemostappropriatetensetouseintheunderlinedpart?【选项】A.willbepublishedB.wouldbepublishedC.wouldhavebeenpublishedD.willhavebeenpublished【参考答案】D【详细解析】正确答案为D.willhavebeenpublished，表示从现在起的将来某个时间点前完成的动作（从现在到下个月持续进行并完成）。B选项虚拟语气错误，C选项完成时态与时间状语矛盾。【题干3】AllthestudentsmustsubmittheiressaysbyFriday,otherwisetheywilllosetheirparticipationpoints.Whatisthefunctionoftheunderlinedpart?【选项】A.状语从句B.定语从句C.虚拟语气从句D.条件状语从句【参考答案】D【详细解析】正确答案为D.条件状语从句，由otherwise引导，表示“否则”的假设条件（未按时提交将失去分数）。A选项缺少连词，B选项修饰名词错误，C选项不符合虚拟语气结构。【题干4】ThebookthatIborrowedfromthelibraryyesterdayisveryinteresting,especiallythechapteronhistoricalfigures.Whatisthepurposeoftheunderlinedphrase?【选项】A.举例说明B.强调重点C.补充细节D.比较对比【参考答案】A【详细解析】正确答案为A.举例说明，通过列举book的细节（特别是历史人物章节）来具体说明借书的兴趣点。B选项强调需重复关键词，C选项补充细节需用which，D选项需出现对比词。【题干5】IfIhadknowntheexamwouldbesodifficult,I______havestudiedharder.【选项】A.wouldB.wouldhaveC.wouldhavestudiedD.wouldstudy【参考答案】C【详细解析】正确答案为C.wouldhavestudied，构成与现在事实相反的虚拟语气（已知考试难度大，实际未努力学习）。A选项缺少have，B选项时态错误，D选项未完成时态不符合虚拟语气要求。【题干6】ThemanagersuggestedthatthereportberewrittenbynextFriday.Whatistheformoftheverbintheunderlinedpart?【选项】A.动名词B.不定式C.分词D.动词原形【参考答案】B【详细解析】正确答案为B.不定式，宾语从句中动词需用原形（suggestsbdosth），且被动语态需加shouldbe（shouldberewritten）。A选项动名词作主语，C选项分词需接逻辑主语，D选项原形不符合宾语从句结构。【题干7】Althoughhewaslate,hemanagedtocatchthefirstbus.Whatisthemeaningoftheunderlinedphrase?【选项】A.尽管如此B.因此C.如果D.然而【参考答案】A【详细解析】正确答案为A.尽管如此，although引导让步状语从句（尽管迟到，仍成功赶上）。B选项表因果，C选项表假设，D选项表转折（需用but连接）。【题干8】Bythetimewearrivedatthepark,thesun______alreadyset.【选项】A.hadsetB.wouldsetC.wouldhavesetD.wouldset【参考答案】A【详细解析】正确答案为A.hadset，过去完成时表动作在另一个过去动作之前已完成（到达公园时太阳已落）。B选项时态错误，C选项双重完成时不符合语境，D选项将来时态矛盾。【题干9】Thecommitteeconsistsoffivemembers,______threeofwhomarefromforeigncountries.【选项】A.andB.butC.whereD.which【参考答案】C【详细解析】正确答案为C.where引导定语从句修饰先行词committee（委员会由五人组成，其中三人来自国外）。A选项并列连词错误，B选项表转折但无对立内容，D选项which需接非限制性定语从句。【题干10】Itisimportantforstudentstodevelopgoodstudyhabits,______canhelpthemachieveacademicsuccess.【选项】A.whichB.thatC.whatD.where【参考答案】A【详细解析】正确答案为A.which引导非限制性定语从句修饰studyhabits（养成好习惯有助于学业成功）。B选项that不能引导限定性从句，C选项what需接名词性从句，D选项where修饰地点。【题干11】ThemoviewassoboringthatI______turnitoffafterhalfanhour.【选项】A.couldn'tB.didn'tC.wouldn'tD.wouldn'thave【参考答案】A【详细解析】正确答案为A.couldn't，表强调否定（电影无聊到半小时就关）。B选项普通否定，C选项表意愿，D选项完成时态错误。需注意couldn'thavedone表示“本应能做但没做”，与语境不符。【题干12】Thedatacollectedinthesurvey______tobeaccurate,butthereweresomeerrorsintheanalysis.【选项】A.seemedB.appearedC.appearedtoD.seemedto【参考答案】C【详细解析】正确答案为C.appearedto，固定搭配“appeartobe”（看似）。A选项seemedto需接动词原形（seemedtobe），B选项appeared为动词，D选项seemedtobe需接形容词。【题干13】IfI______you,Iwouldhavetakentheearlierflight.【选项】A.wereB.wasC.hadbeenD.wouldbe【参考答案】A【详细解析】正确答案为A.were，虚拟语气中if从句用一般现在时表假设（如果我是你）。B选项was主谓不一致，C选项hadbeen完成时态错误，D选项wouldbe时态错误。【题干14】Theoldbuilding,______wasbuiltin1920,willberenovatednextyear.【选项】A.whichB.whereC.thatD.when【参考答案】A【详细解析】正确答案为A.which引导非限制性定语从句修饰building（建于1920年的老建筑）。B选项where修饰地点，C选项that不能引导非限制性从句，D选项when表时间。【题干15】Bynextmonth,theproject______tobecompleted,accordingtothelatestreport.【选项】A.willbecompletedB.wouldbecompletedC.wouldhavebeencompletedD.willhavebeencompleted【参考答案】D【详细解析】正确答案为D.willhavebeencompleted，完成时态表从现在到将来某时间的持续动作（根据最新报告，项目下月将完成）。A选项未体现完成性，B选项虚拟语气错误，C选项时态矛盾。【题干16】Hesuggestedthatwe______themeetingearlier,butwedidn'tfollowhisadvice.【选项】A.holdB.shouldholdC.holdingD.held【参考答案】B【详细解析】正确答案为B.shouldhold，宾语从句中suggestsb(should)dosth（建议我们提前开会）。A选项hold原形错误，C选项动名词作主语，D选项过去时态错误。【题干17】Themanagerwasangrybecausethereport______submittedontime.【选项】A.wasn'tB.wasn'tabletoC.hasn'tbeenD.wasn'tgoingto【参考答案】A【详细解析】正确答案为A.wasn't，表被动否定（报告未按时提交）。B选项表能力不足（wasn'tabletosubmit），C选项现在完成时与过去事实矛盾，D选项表计划（wasn'tgoingtosubmit）。【题干18】Theresultsoftheexperiment______surprising,especiallythedatafromthecontrolgroup.【选项】A.wereB.werefoundtobeC.werefoundasD.wereconsidered【参考答案】B【详细解析】正确答案为B.werefoundtobe，固定搭配“foundtobe”（被发现是）。A选项缺少过去分词，C选项“foundas”不搭配，D选项“considered”需接形容词（consideredsurprising）。【题干19】Althoughshetriedherbest,she______passtheexam.【选项】A.couldn'tB.didn'tC.wouldn'tD.wouldn'thave【参考答案】A【详细解析】正确答案为A.couldn't，表强调否定（尽管尽力仍未通过）。B选项普通否定，C选项表意愿，D选项完成时态错误。需注意couldn'thavedone表示“本应能做但没做”，与语境不符。【题干20】Thecommitteediscussedtheproposalindetailandfinally______itwithunanimousconsent.【选项】A.approvedB.approvedwithC.approvedandD.approvedbut【参考答案】A【详细解析】正确答案为A.approved，固定搭配“approvetheproposal”（批准提案）。B选项“approvewith”需接介词宾语（approvewithconsent），C选项“approvedand”需接并列动词，D选项“approvedbut”需接对立内容。2025年外语类大学英语三级-英语三级参考题库含答案解析(篇4)【题干1】Whenhefinishedhishomework,he______towatchthemoviewithhisfriends.【选项】A.wentB.wasgoingC.hadgoneD.wouldgo【参考答案】A【详细解析】正确答案为A。"went"表示动作在完成作业后立即发生，属于时间状语从句的现在完成时与一般过去时的逻辑关系。B选项"wasgoing"为过去进行时，表示动作进行中，不符合题意；C选项"hadgone"为过去完成时，强调动作发生在主句动作之前，与题干逻辑矛盾；D选项"wouldgo"表虚拟语气，与事实陈述不符。【题干2】Thecommittee______thattheprojectshouldbedelayedbyonemonthduetotechnicaldifficulties.【选项】A.suggestedB.advisedC.recommendedD.demanded【参考答案】A【详细解析】正确答案为A。"suggested"表示建议，符合委员会提出项目延期建议的语境。B选项"advised"侧重提供建议但无执行义务，与题干隐含的正式决策不符；C选项"recommended"多用于书面建议，D选项"demanded"表强制要求，均与题干语境不符。【题干3】IfI______you,Iwouldhavechosenadifferentmajor.【选项】A.amB.wereC.hadbeenD.wouldbe【参考答案】B【详细解析】正确答案为B。这是一个与现在事实相反的虚拟语气倒装句，需用倒装结构"If+wereto+主语"或"If+were+主语"引导。B选项"were"符合虚拟语气倒装规则，其他选项时态或结构均不正确。【题干4】Thebook______onthetableyesterday,butnowit______missing.【选项】A.wasleft;isB.wasleft;hasbeenC.wasleft;isbeingD.wasleft;hasbeenbeing【参考答案】B【详细解析】正确答案为B。"wasleft"表示被动遗留，"hasbeen"表示被动完成状态，构成时态呼应。C选项"isbeing"为现在进行时被动，与"yesterday"时间状语矛盾；D选项"hasbeenbeing"为完成进行时被动，不符合语境。【题干5】Bythetimewearrivedattheairport,ourflight______for30minutes.【选项】A.hadtakenoffB.tookoffC.wastakingoffD.willtakeoff【参考答案】A【详细解析】正确答案为A。"hadtakenoff"表示动作在到达机场前已完成，符合完成时态强调动作先后关系。B选项"tookoff"为一般过去时，无法体现与后续动作的时间先后；C选项"wastakingoff"为过去进行时，不能表达已完成状态；D选项"willtakeoff"为将来时，与事实陈述不符。【题干6】Onlywhenhe______here,didherealizetheimportanceofthemeeting.【选项】A.arrivedB.hadarrivedC.wasarrivingD.wouldarrive【参考答案】A【详细解析】正确答案为A。"onlywhen"引导时间状语从句，主句用倒装结构"did+主语+谓语"时，从句需用一般过去时表示与主句动作同时发生。B选项"hadarrived"表过去完成时，与主句时态矛盾；C选项"wasarriving"表过去进行时，无法体现动作同时性；D选项"wouldarrive"表虚拟语气，不符合事实陈述。【题干7】Themanagerissatisfied______thenewpolicy,asithassignificantlyimprovedproductivity.【选项】A.withB.byC.atD.for【参考答案】A【详细解析】正确答案为A。"satisfiedwith"固定搭配表示对某事满意，"by"表示通过某途径，"at"多用于地点或程度，"for"后接名词。题干后接"as"引导原因状语从句，需用"with"构成介词短语作表语。【题干8】Thestudents______hardforthefinalexam,eventhoughthey______confidentabouttheirpreparation.【选项】A.arestudying;wereB.studied;wereC.havestudied;wereD.studied;havebeen【参考答案】C【详细解析】正确答案为C。"havestudied"为现在完成时，表示持续到现在的学习状态，与后句"eventhough"引导的过去时从句形成时间对比。"havebeen"表被动完成状态，不符合语境。【题干9】Whathesaid______merealizethatIneededtoimprovemycommunicationskills.【选项】A.madeB.causedC.forcedD.enabled【参考答案】A【详细解析】正确答案为A。"make+宾语+动词原形"固定结构表示使役，后接宾语补足语。B选项"cause"后需接"todo"结构，C选项"force"后接"todo"或"intodoing"，D选项"enable"后接"todo"，均不符合题干结构。【题干10】Themoretimeyou______onthisproblem,thebetterthesolution______tobe.【选项】A.spend;willbeB.spend;isC.spent;isD.spending;willbe【参考答案】D【详细解析】正确答案为D。"spending"作主语，"willbe"构成倒装结构表结果预测，符合"themore...the+过去分词..."强调递进关系的句式要求。A选项"willbe"与主句主语不一致；B、C选项时态搭配不当。【题干11】Bytheendofthismonth,theconstructionproject______completed,withacompletionrateof95%.【选项】A.willbeB.wouldbeC.wouldhavebeenD.willhavebeen【参考答案】D【详细解析】正确答案为D。"bytheendof"与"havebeen"构成完成时态，表示到某时间点前动作已完成。A选项"willbe"表将来时，无法体现完成状态；B、C选项时态逻辑错误。【题干12】Itis______thatheshouldhavefinishedthereportbyyesterday.【选项】A.surprisingB.apityC.regrettableD.necessary【参考答案】A【详细解析】正确答案为A。"Itis+adj+that..."结构表强调，后接从句主语为"he"，从句需用虚拟语气"shouldhavedone"表本应完成但未完成。B选项"pity"需接"tobe"，C选项"regrettable"需接"about"，D选项"necessary"需接"thatheshoulddo"。【题干13】Theenvironmentalissue______discussedattheinternationalconferenceyesterday.【选项】A.wasB.wereC.hasbeenD.havebeen【参考答案】A【详细解析】正确答案为A。"theenvironmentalissue"为单数名词，"wasdiscussed"为被动语态，表示该问题被讨论。B选项"were"表复数，C、D选项时态错误。【题干14】Ifyou______moreattentiontogrammar,yourwriting______improvesignificantly.【选项】A.paid;willB.pay;willC.hadpaid;wouldD.havepaid;would【参考答案】B【详细解析】正确答案为B。"if+过去式"表条件句，主句用"will"表将来结果。C选项"hadpaid"表过去完成，与主句"will"矛盾；D选项"havepaid"为完成时，无法接"would"表条件。【题干15】Thescientist______anewdrugthatcancurecancer,which______publishedinthejournallastweek.【选项】A.discovered;wasB.discovered;hasbeenC.hasdiscovered;wasD.discovered;hasbeen【参考答案】B【详细解析】正确答案为B。"discovered"为过去式，后接现在完成时"hasbeen"表被动完成状态，符合"which"指代前文动作的时态逻辑。C选项"hasdiscovered"与后句时态矛盾；D选项重复使用过去式。【题干16】Althoughshe______lazy,she______passtheexamwithhardwork.【选项】A.is;willB.was;wouldC.hasbeen;willD.were;would【参考答案】A【详细解析】正确答案为A。"is"表现在时，"will"表将来可能性，构成让步状语从句与主句的转折关系。B选项"was"与后句"would"时态矛盾；C选项"hasbeen"表完成，与"lazy"的现在状态不符；D选项"were"表虚拟，不符合事实陈述。【题干17】Themanageraskedtheemployees______overtimethisweektomeetthedeadline.【选项】A.toworkB.workingC.workedD.workingon【参考答案】A【详细解析】正确答案为A。"askedsbtodo"固定搭配表示请求做某事，"towork"为不定式作宾语补足语。B选项"working"表进行时，无法体现请求动作的完成性；C选项"worked"为过去式，D选项"workingon"后接名词。【题干18】Bynextyear,thecompany______investedover$1billioninrenewableenergyprojects.【选项】A.willhaveinvestedB.willinvestC.hasinvestedD.wouldinvest【参考答案】A【详细解析】正确答案为A。"bynextyear"与"haveinvested"构成完成时态，表示到明年时点前动作已完成。B选项"willinvest"表将来时，无法体现完成状态；C选项"hasinvested"为现在完成时，与时间状语"bynextyear"矛盾；D选项"wouldinvest"表虚拟语气。【题干19】Themovie______basedonatruestory,which______adaptationofabest-sellingnovel.【选项】A.was;isB.was;hasbeenC.hasbeen;wasD.was;willbe【参考答案】B【详细解析】正确答案为B。"was"表被动完成，"is"表现在状态，构成前后动作的先后关系。C选项"hasbeen"与后句时态矛盾；D选项"willbe"表将来，不符合事实陈述。【题干20】It______necessaryforus______toreviewthecontractcarefullybeforesigningit.【选项】A.is;toreviewB.is;reviewingC.was;reviewedD.willbe;review【参考答案】A【详细解析】正确答案为A。"Itisnecessaryforsbtodo"固定结构，"toreview"为不定式作宾语补足语。B选项"reviewing"表进行时，无法体现必要性建议的完成性；C选项"reviewed"为过去式，与事实陈述不符；D选项"willreview"表将来时，不符合必要性建议的即时性。2025年外语类大学英语三级-英语三级参考题库含答案解析(篇5)【题干1】虚拟语气中，若主句为“ifIwereyou”，从句应用什么时态？【选项】A.过去完成时B.现在时C.过去完成时倒装D.现在完成时【参考答案】B【详细解析】虚拟语气中，条件从句使用与现在事实相反的时态。若主句为“ifIwereyou”（虚拟语气），从句需用一般现在时，表示与现在事实相反的假设，正确选项为B。其他选项不符合虚拟语气规则，A和C为过去时态，D为完成时态均不适用。【题干2】下列句子中非谓语动词使用错误的是？【选项】A.Havingfinishedthereport,hesubmittedit.B.Seenfromthehill,thecityappearsbeautiful.C.Toimproveefficiency,weshouldsimplifytheprocess.D.Thebooklyingonthetableismine.【参考答案】B【详细解析】非谓语动词需符合语法逻辑。B选项“Seenfromthehill”中，过去分词seen作后置定语修饰city，但“seen”被动形式与介词from搭配不当，正确表达应为“Seenfromthehill,thecityappearsbeautiful.”，但更规范为“Fromthehill,thecityappearsbeautiful.”，故B错误。A、C、D均正确，分别用现在分词、不定式和过去分词作状语或定语。【题干3】“Themeetingwillbeheldintheconferencehall,whichislocatedintheeastwing.”中which引导的从句是？【选项】A.定语从句B.名词性从句C.状语从句D.同位语从句【参考答案】A【详细解析】which指代先行词conferencehall，在从句中作主语，功能上修饰整个先行词，属于限定性定语从句，正确选项为A。B选项名词性从句需补充内容（如whichhesuggested），C选项状语从句需有时间、地点等连接词，D选项同位语从句需解释抽象概念，均不符合。【题干4】下列句子中倒装结构正确的是？【选项】A.Notonlywashelate,buthealsoforgotthemeeting.B.Hardlyhadhelefttheroomwhenthephonerang.C.Neitherthestudentsnortheteacherunderstoodtheproblem.D.Onlyinthiswaycanwesolvetheproblemeffectively.【参考答案】B【详细解析】B选项为否定转移倒装，主句为“hehadleft”，从句为“whenthephonerang”，符合“Never/Notonly/Hardly...when”结构，需将否定词Hardly后置，正确选项为B。A选项需用“Notonlydidhe...buthealso...”，C选项“Neither...nor”后主语需用单数动词，D选项“Onlyinthisway”后主语需用倒装结构（canwe），均不完整。【题干5】“Bythetimewearrivedatthestation,thetrainhadalreadyleft.”中“hadleft”是？【参考答案】D【详细解析】D选项为过去完成时，表示在另一个过去动作之前已完成，符合“bythetime”引导的时间状语从句结构。其他选项：A现在完成时（强调与现在有关联）、B将来完成时（时间状语缺失）、C完成进行时（表示持续到过去某时），均不符合语境。【题干6】“Thedatacollectedisaccurateenoughtosupportourhypothesis.”中“collected”是？【选项】A.现在分词作定语B.过去分词作定语C.不定式作定语D.动名词作定语【参考答案】B【详细解析】过去分词collected作后置定语修饰data，表示被动动作（数据是被收集的），正确选项为B。A选项现在分词表示主动或伴随状态，如“Thedatabeinganalyzedis...”；C选项不定式表目的（tocollect），D选项动名词表抽象概念（collectingdata），均不适用。【题干7】“SheissaidtohavewrittenabookonAI.”中“issaid”的语法功能是？【选项】A.被动语态B.系动词C.助动词D.情态动词【参考答案】B【详细解析】“issaid”为系动词短语，后接不定式havewritten，构成表被传说的结构，正确选项为B。A选项被动语态需主语+be动词+过去分词（如Shehasbeensaid...）；C选项助动词需与主要动词构成时态（如ishaving）；D选项情态动词需接动词原形（如cansay），均不适用。【题干8】“Henotonlypassedtheexambutalsowontheprize.”中“notonly”的位置如何？【选项】A.必须放在句首B.可放在句首或句末C.必须放在句末D.与“butalso”连用时不影响位置【参考答案】B【详细解析】B选项正确。当“notonly”修饰两个并列成分时，可前置（Notonlydidhepass...）或后置（Hepassednotonly...），但若后置需保持逻辑顺序，如“notonlypassed...butalsowon”正确，而“notonlywon...butalsopassed”需调整主语，因此B选项正确。A选项错误，C选项错误，D选项不全面。【题干9】“Themeeting,whichlastedthreehours,wasfinallycalledoff.”中逗号的作用是？【选项】A.破折号B.引号C.插入语分隔D.强调结构【参考答案】C【详细解析】C选项正确。“whichlastedthreehours”为非限制性定语从句，用逗号分隔主句，补充说明会议时长，正确选项为C。A选项破折号用于解释或强调，B选项引号用于直接引语或强调，D选项强调结构需用Itwas...that...，均不适用。【题干10】“Theycan'taffordtolosethischance.”中“can't”是？【选项】A.情态动词B.助动词C.系动词D.副词【参考答案】A【详细解析】A选项正确。“can't”为情态动词havecan的否定形式，后接动词原形“afford”，构成情态动词+动词原形结构，正确选项为A。B选项助动词需与主要动词构成时态（如havecan'tafford）；C选项系动词后接形容词（如iscan't）；D选项副词修饰动词（如can'tafford），均不适用。【题干11】“ThebookthatIborrowedfromthelibraryisinteresting.”中that指代？【选项】A.thebookB.thelibraryC.thebookIborrowed