全国大学英语专业四级考试题库及参考答案

全国大学英语专业四级考试题库及参考答案考试时长：120分钟满分：100分班级：__________姓名：__________学号：__________得分：__________全国大学英语专业四级考试题库及参考答案考核对象：英语专业本科学生题型分值分布：-判断题（10题，每题2分）——总分20分-单选题（10题，每题2分）——总分20分-多选题（10题，每题2分）——总分20分-案例分析（3题，每题6分）——总分18分-论述题（2题，每题11分）——总分22分总分：100分---一、判断题（每题2分，共20分）1.Thereadingpassageshouldbecarefullyanalyzedtoidentifythemainidea.2.Itisacceptabletouseidiomaticexpressionsinformalacademicwriting.3.ThepassivevoiceshouldalwaysbeavoidedinEnglishessays.4.Theterm"paraphrase"meanstocopytheoriginaltextwordbyword.5.Athesisstatementmustbeplacedattheendoftheintroductionparagraph.6.Theuseoftransitionwordscanenhancethecoherenceofaparagraph.7.Plagiarismisconsideredaseriousacademicoffenseinanylanguage.8.Thesubjunctivemoodiscommonlyusedinconditionalsentences.9.Thepastperfecttenseisusedtodescribeanactionthathappenedbeforeanotherpastaction.10.Thepresentperfecttenseisneverusedinformalwriting.---二、单选题（每题2分，共20分）1.WhichofthefollowingisNOTacommontransitionword?A.HoweverB.MoreoverC.ThereforeD.Because2.Whatistheprimarypurposeofanabstractinacademicwriting?A.ToprovidedetailedmethodologyB.TosummarizethemainfindingsC.TointroducetheauthorsD.Tocriticizetheresearch3.Whichtenseismostappropriatefordescribingahistoricaleventthathasalreadyoccurred?A.PresentsimpleB.PresentcontinuousC.PastsimpleD.Futureperfect4.Whatdoes"subject-verbagreement"referto?A.TheuseofarticlesbeforenounsB.ThematchingofsubjectandverbinnumberC.TheavoidanceofpassivevoiceD.Thecorrectuseofpunctuation5.Whichofthefollowingisanexampleofagerund?A.EatingB.ToeatC.EatD.Eaten6.Whatisthemaindifferencebetween"affect"and"effect"?A.Affectisanoun,effectisaverbB.Affectisaverb,effectisanounC.TheyhavenodifferenceinusageD.Affectisusedonlyinformalwriting7.Whichofthefollowingisacorrectuseofthepassivevoice?A.Thebookwasreadbymeyesterday.B.Iamreadingthebooknow.C.Thebookreadswell.D.Thebookisbeingreadbyme.8.Whatisthepurposeofaconcludingparagraphinanessay?A.TointroducenewevidenceB.TosummarizethemainpointsC.TocriticizetheopposingviewD.Toaskaquestionforfurtherresearch9.Whichofthefollowingisacommonerrorinwriting?A.UsingcommastoseparateindependentclausesB.StartingasentencewithadependentclauseC.UsingthecorrecttenseconsistencyD.Includingtoomanytransitionwords10.Whatisthefunctionofanadverbialphrase?A.TomodifyanounB.TomodifyaverboradjectiveC.TointroduceasentenceD.Toreplaceapronoun---三、多选题（每题2分，共20分）1.Whichofthefollowingarecommontypesofacademicessays?A.ArgumentativeB.DescriptiveC.NarrativeD.Expository2.Whatshouldbeincludedinaresearchpaper?A.IntroductionB.LiteraturereviewC.MethodologyD.Conclusion3.Whichofthefollowingareexamplesofformalwriting?A.BusinessemailsB.AcademicjournalsC.PersonallettersD.Socialmediaposts4.Whatarethecomponentsofathesisstatement?A.TopicB.MainargumentC.SupportingevidenceD.Author’sstance5.WhichofthefollowingarecommongrammaticalerrorsinEnglish?A.Subject-verbagreementmistakesB.IncorrectuseofarticlesC.MisplacedmodifiersD.Overuseofpassivevoice6.Whatisthepurposeofatransitionword?A.ToaddnewinformationB.TocontrastideasC.ToshowcauseandeffectD.Tosummarizeaparagraph7.Whichofthefollowingareexamplesofgerunds?A.ReadingB.ToreadC.HavingreadD.Read8.Whatarethebenefitsofusingtheactivevoice?A.ClarityB.ConcisenessC.BrevityD.Formality9.Whichofthefollowingarecommonmistakesinacademicwriting?A.PlagiarismB.PoororganizationC.InconsistenttenseusageD.Overuseofidioms10.Whatshouldbeavoidedinformalacademicwriting?A.ContractionsB.PersonalpronounsC.PassivevoiceD.Technicaljargon---四、案例分析（每题6分，共18分）Case1Astudentwroteanessayaboutclimatechange.Theintroductionstates:"Climatechangeisaseriousissuethataffectstheentireplanet.Thisessaywilldiscussitscausesandeffects."Questions:1.Istheintroductioneffective?Whyorwhynot?2.Howcouldthestudentimprovethethesisstatement?Case2Aresearchpaperincludesthefollowingsentence:"Theexperimentwasconductedtotestthehypothesisthattemperatureaffectsplantgrowth."Questions:1.Isthesentencegrammaticallycorrect?2.Howcoulditberewritteninamoreconciseform?Case3Abusinessemailstates:"IwillnotbeabletoattendthemeetingtomorrowbecauseIamverybusy."Questions:1.Isthetoneappropriateforabusinessemail?2.Howcoulditbemademoreprofessional?---五、论述题（每题11分，共22分）1.Discusstheimportanceoftransitionwordsinacademicwriting.Provideexamplestosupportyouranswer.2.Explainthedifferencesbetweenformalandinformalwriting.Whyisitimportanttochoosetheappropriatetonefordifferentcontexts?---标准答案及解析---一、判断题1.√2.√3.×（被动语态在学术写作中有时是必要的，但应适度使用）4.×（释义是指用自己的话表达原意，而非逐字复制）5.×（通常放在引言段末尾，但也可根据需要调整）6.√7.√8.√9.√10.×（现在完成时可用于描述过去的经历对现在的影响）解析：-第3题：被动语态在学术写作中可以用于强调动作的承受者，但过度使用会显得冗长。-第10题：现在完成时可用于描述过去的经历对现在的影响，例如："Ihavereadthisbookbefore."---二、单选题1.D2.B3.C4.B5.A6.B7.D8.B9.B10.B解析：-第5题：Gerund是指动词的名词形式，例如："Eatingisenjoyable."-第8题：结论段的主要目的是总结全文，而非引入新内容。---三、多选题1.A,B,C,D2.A,B,C,D3.A,B4.A,B,D5.A,B,C6.A,B,C7.A,C8.A,B,C9.A,B,C10.A,B,C解析：-第7题：Gerund形式为动名词，例如："Readinghelpsmerelax."-第10题：正式写作应避免缩写和口语化表达。---四、案例分析Case11.Introductioneffectiveness:Theintroductionisbasicbutnotstrong.Itclearlystatesthetopicbutlacksaspecificthesis.2.Improvingthethesis:"Thisessaywillanalyzethecausesofclimatechange,suchasgreenhousegasemissions,andexploreitseffectsonglobalecosystems."Case21.Grammarcorrectness:Thesentenceisgrammaticallycorrectbutcanbeimprovedforconciseness.2.Conciserewrite:"Theexperimenttestedthehypothesisthattemperatureinfluencesplantgrowth."Case31.Toneappropriateness:Thetoneisinformal.2.Professionalrewrite:"IregrettoinformyouthatIcannotattendtomorrow’smeetingduetopriorcommitments."---五、论述题