遵义市全国英语等级考试（PETS）四级复习试题库(2025年下半年)

遵义市全国英语等级考试（PETS）四级复习试题库(2025年下半年)一、听力理解（共25分）第一节（共5小题，每题1分）：听下面5段对话。每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项。每段对话仅读一遍。1.Whatdoesthewomanimplyabouttheseminar?A.Itwascanceledduetolowattendance.B.Itwasnotasusefulassheexpected.C.Itfocusedonpracticalskillsratherthantheory.答案B解析通过女士提到的"abitdisappointing"和"tootheoretical"可以推断她觉得研讨会没有预期的有用。2.Howmuchwillthemanpayforthetickets?A.$15.B.$30.C.$45.答案C解析票价是每人15，3.Whatarethespeakersmainlydiscussing?A.Anewrestaurantintown.B.Achangeintheirdietplan.C.Therecipeforaspecificdish.答案A解析对话围绕新开业的餐厅展开，讨论了其菜品和环境。4.Whatdoesthemanaskthewomantodo?A.Proofreadhisreport.B.Helphimwiththedataanalysis.C.Submitthereportforhim.答案A解析男士请求女士在下班前帮忙检查报告中的拼写错误。5.Wheredoestheconversationmostprobablytakeplace?A.Atahotelreception.B.Atacarrentalagency.C.Atanairportcheck-incounter.答案B解析对话中提到了"driver'slicense","insurance","returnthecar"，推断是在租车行。第二节（共15小题，每题1分）：听下面4段对话或独白。每段对话或独白后有几个小题，从题中所给的A、B、C三个选项中选出最佳选项。每段对话或独白读两遍。听第6段材料，回答第6、7题。6.Whyisthewomanupset?A.Shemissedherflight.B.Herluggagewaslost.C.Sheforgotherpassport.答案B解析女士提到刚下飞机但是行李没出来，感到非常焦虑。7.Whatdoesthemansuggestthewomando?A.Filloutaclaimform.B.Waitforanother30minutes.C.Callthecustomerservicehotline.答案A解析男士建议她立即去柜台填写行李丢失申报表。听第7段材料，回答第8至10题。8.Whatistherelationshipbetweenthespeakers?A.Colleagues.B.Teacherandstudent.C.Interviewerandinterviewee.答案C解析对话内容涉及询问工作经验、技能以及对职位的期望，符合面试场景。9.Whatistheman'scurrentjob?A.Amarketingmanager.B.Asoftwareengineer.C.Aprojectcoordinator.答案B解析男士提到他目前在一家科技公司负责软件开发。10.Whatdoesthewomansayabouttheposition?A.Itrequiresfrequenttravel.B.Itinvolvesmanagingateam.C.Itoffersaflexibleschedule.答案B解析女士提到该职位需要带领一个5人的团队。听第8段材料，回答第11至13题。11.Whatisthemaintopicofthetalk?A.Thehistoryofcoffee.B.Thebenefitsofdrinkingtea.C.Theimpactofcaffeineonhealth.答案C解析讲座主要讨论了咖啡因对人体健康的正面和负面影响。12.Accordingtothespeaker,whatisapositiveeffectofcaffeine?A.Improvingmemory.B.Curingheadaches.C.Helpingwithweightloss.答案A解析演讲者提到研究表明适量的咖啡因可以提升注意力和短期记忆。13.Whodoesthespeakeradvisetoavoidcaffeine?A.Pregnantwomen.B.Elderlypeople.C.Athletes.答案A解析演讲者特别指出孕妇应限制咖啡因摄入。听第9段材料，回答第14至16题。14.Whatprojectistheteamworkingon?A.Buildinganewcommunitycenter.B.Organizingacharityevent.C.Designingapublicpark.答案A解析团队会议讨论的是社区中心的建设进度和预算问题。15.Whatproblemdoesthemanreport?A.Theyareoverbudget.B.Theyarebehindschedule.C.Theylackskilledworkers.答案A解析男士报告建筑材料价格上涨导致预算超支。16.Whatisthesolutionproposed?A.Toreducethesizeofthebuilding.B.Toseekadditionalsponsorship.C.Topostponethecompletiondate.答案B解析团队决定联系更多企业寻求赞助资金。听第10段材料，回答第17至20题。17.Whatwasthespeaker'sinitialreactiontothejoboffer?A.Hewasexcited.B.Hewashesitant.C.Hewasindifferent.答案B解析演讲者提到一开始他并不确定是否要接受这份去国外的工作。18.Whydidthespeakerdecidetoaccepttheoffer?A.Thesalarywasveryhigh.B.Hewantedanewchallenge.C.Hisfriendsencouragedhim.答案B解析他认为自己需要在职业生涯中走出舒适区，迎接新的挑战。19.Whatwasthebiggestchallengeforthespeaker?A.Thelanguagebarrier.B.Thecoldweather.C.Thefood.答案A解析他提到语言不通是他在工作和生活中遇到的最大困难。20.Whatdoesthespeakerlearnfromtheexperience?A.Independenceiscrucial.B.It'snevertoolatetolearn.C.Adaptingtochangeisimportant.答案C解析他总结道，适应环境的变化比预想的更重要，这让他成长了很多。二、英语知识运用（共10分）第一节：单项填空（共15小题，每题0.5分）：从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。21.Thecommitteerecommendsthattheproposal________untilfurthernotice.A.bepostponedB.ispostponedC.postponedD.wouldbepostponed答案A解析recommend后接that从句时，从句谓语动词要用虚拟语气，即"(should)+动词原形"。22.________,theexperimentwouldhavesucceeded.A.HadhebeencarefulB.IfhewascarefulC.WerehecarefulD.Unlesshewascareful答案A解析这是混合虚拟语气或对过去的虚拟，省略if时，had需提前。23.Itisnotunusualforworkersinthatregion________oversixtyhoursaweek.A.tobepaidB.topayC.payingD.paid答案A解析考察"Itis+adj+forsb.todosth."结构，且workers与pay之间是被动关系。24.Thefact________hedidn'tattendthemeetingsurprisedeveryonepresent.A.whichB.thatC.whatD.why答案B解析同位语从句解释说明fact的内容，连接词用that，不充当成分。25.Onlywhenyouhavefinishedyourhomework________allowedtowatchTV.A.youareB.willyoubeC.youwillbeD.areyou答案D解析"Only+状语从句"位于句首时，主句需要部分倒装。根据句意是一般现在时。26.Sheisoneofthefewgirlswho________passedthedrivingtest.A.hasB.haveC.isD.was答案B解析定语从句修饰先行词thefewgirls，从句谓语动词遵循语法一致原则，用复数have。27.Nosooner________tothestationthanthetrainleft.A.hadwearrivedB.wehadarrivedC.wearrivedD.didwearrive答案A解析Nosooner...than...结构中，Nosooner位于句首需倒装，且表示"一...就..."通常用完成时态。28.Themanagerdemandedthatthereport________onhisdeskby5p.m.A.shouldputB.beputC.willbeputD.isput答案B解析demand后接从句用虚拟语气"(should)+动词原形"，且report是被放，用被动。29._______withthesizeofthewholeearth,thehighestmountaindoesnotseemhighatall.A.WhencomparedB.CompareC.WhilecomparingD.Comparing答案A解析mountain与compare是被动关系，且作状语，用过去分词compared。加When强调时间感。30.Heisquiteconfidentthathewill________thechallenge.A.risetoB.faceupC.dealD.makeup答案A解析risetothechallenge是固定搭配，意为"迎接挑战"。第二节：完形填空（共20小题，每题0.5分）：阅读下面短文，从短文后各题所给的A、B、C、D四个选项中，选出最佳选项。Theinventionofthesmartphonehasundoubtedlyrevolutionizedthewaywecommunicate,work,andlive.However,thistechnologicalmarvelcomeswithanot-so-hiddencost:ourattentionspan.Scientistsandpsychologistshavebeendebatingwhethersmartphonesaremakinguslessintelligentorsimplymore31.Arecentstudyconductedatamajoruniversityfoundthatthemerepresenceofasmartphone,evenifitis32andfacedown,significantlyreducescognitivecapacity.Theresearchers33participantstoperformaseriesoftasksthatrequiredfullconcentration.Theresultsshowedthatthosewhohadtheirphonesintheroomperformed34thanthosewholefttheirphonesinanotherroom.Theexplanationliesinthebrain'slimited35forprocessinginformation.Evenwhenwearenotactivelyusingourphones,aportionofour36issubconsciouslydevotedtosuppressingtheurgetocheckthem.Thisconstant37drainsmentalenergy,leavingfewerresourcesavailableforthetaskathand.Thisphenomenonhasprofound38forproductivity.Inworkplaceswheresmartphonesareubiquitous,employeesoftenfinditdifficulttoenterastateof"deepwork."Deepworkisastateof39concentrationwherecomplexproblemsaresolvedefficiently.Constantnotificationsandthe40tostayconnectedbreakthisflow,leadingtofragmentedthinkingand41output.Moreover,theimpactextends42theworkplace.Socialinteractionsarealsosuffering.Haveyoueverbeenatadinnerwhereeveryoneisgluedtotheirscreens?Theartofconversationisbeinglostaswe43digitalconnectionoverphysicalpresence.Doesthismeanweshould45oursmartphonesentirely?Notnecessarily.Theyarepowerfultoolsthatofferimmensebenefits.However,weneedtocultivateamoremindful46totheirusage.Simplestrategies,suchas47notificationsduringworkhoursordesignating"phone-freezones"inthehouse,canhelp48ourattention.Inconclusion,whilesmartphoneshaveconnectedtheworldinunprecedentedways,wemustbevigilantaboutnotlettingthem49ourminds.Bytakingcontrolofourdigitalhabits,wecanensurethattechnologyremainsatoolthatservesus,ratherthanamasterthat50us.31.A.distractedB.focusedC.intelligentD.creative答案A32.A.silentB.loudC.brokenD.new答案A33.A.askedB.forcedC.orderedD.told答案A34.A.betterB.fasterC.worseD.harder答案C35.A.spaceB.abilityC.timeD.capacity答案D36.A.energyB.bloodC.attentionD.money答案C37.A.effortB.battleC.noiseD.light答案A38.A.causesB.implicationsC.reasonsD.solutions答案B39.A.lowB.dividedC.deepD.weak答案C40.A.pressureB.abilityC.fearD.right答案A41.A.higherB.lowerC.moreD.less答案D42.A.beyondB.withinC.insideD.outside答案A43.A.valueB.prioritizeC.ignoreD.hate答案B44.A.buyB.sellC.discardD.keep答案C45.A.attitudeB.methodC.wayD.skill答案A46.A.turningonB.turningoffC.turningupD.turningdown答案B47.A.regainB.loseC.shareD.give答案A48.A.controlB.freeC.enslaveD.open答案C49.A.helpsB.lovesC.controlsD.understands答案C三、阅读理解（共40分）第一节（共15小题，每题2分）：阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项。ATheconceptof"urbanfarming"hasgainedsignificanttractioninrecentyearsascitydwellersseektoreconnectwithnatureandreducetheircarbonfootprint.Urbanfarmingreferstothepracticeofcultivating,processing,anddistributingfoodinoraroundurbanareas.Itcanrangefromsmallcommunitygardensonrooftopstolarge-scaleverticalfarmsusinghydroponictechnology.Oneoftheprimarybenefitsofurbanfarmingisthereductionof"foodmiles"—thedistancefoodtravelsfromthefarmtotheconsumer.Traditionalagricultureofteninvolvestransportingproduceoverlongdistances,whichcontributestogreenhousegasemissions.Bygrowingfoodlocally,urbanfarmshelptomitigatethisenvironmentalimpact.Additionally,urbanfarmingcanimproveairqualityandreducetheurbanheatislandeffectthroughthevegetationplantsprovide.Furthermore,urbanagriculturefosterscommunityengagement.Communitygardensprovideaspaceforneighborstomeet,collaborate,andlearnfromoneanother.Thissocialcohesioncanbeparticularlyvaluableindenselypopulatedcitieswheresocialisolationisacommonissue.Italsoprovideseducationalopportunities,teachingchildrenandadultsalikeaboutwheretheirfoodcomesfromandtheimportanceofhealthyeating.However,urbanfarmingisnotwithoutitschallenges.Landincitiesisexpensiveandscarce,makingitdifficulttofindspaceforlargeagriculturaloperations.Soilcontaminationisanotherconcern,asurbansoilmaycontainpollutantsfromindustrialactivities.Despitethesehurdles,innovationssuchasverticalfarming—wherecropsaregrowninstackedlayersindoors—areofferingpromisingsolutions.Thesemethodsrequirelesslandandcanbeimplementedinabandonedwarehousesorotherunusedstructures.Inconclusion,whileurbanfarmingfacesobstacles,itspotentialtocreatesustainable,resilient,andconnectedcitiesmakesitamovementworthsupporting.Astechnologyadvancesandmorepeoplerecognizeitsvalue,urbanagriculturemaybecomeaintegralpartoffuturecityplanning.51.Whatisthemainideaofthepassage?A.Thehistoryofurbanfarming.B.Thebenefitsandchallengesofurbanfarming.C.Howtostartacommunitygarden.D.Theenvironmentalimpactoftraditionalagriculture.答案B52.Accordingtothepassage,howdoesurbanfarminghelptheenvironment?A.Iteliminatestheneedfortraditionalfarms.B.Itincreasestheuseofpesticides.C.Itreduces"foodmiles"andimprovesairquality.D.Itmakescitieswarmer.答案C53.Whatsocialbenefitdoesurbanfarmingprovide?A.Itincreasespropertyvalues.B.Itencouragescommunityinteractionandeducation.C.Itreducescrimerates.D.Itprovidesjobsforeveryone.答案B54.Whatis"verticalfarming"?A.Farmingonthesidesofbuildings.B.Growingcropsinstackedlayersindoors.C.Farmingonverticalslopes.D.Growingtreesthatareverytall.答案B55.Whatistheauthor'sattitudetowardsthefutureofurbanfarming?A.Skeptical.B.Optimistic.C.Indifferent.D.Critical.答案BBArtificialIntelligence(AI)isnolongerjustasubjectofsciencefiction;itisrapidlybecomingaubiquitouspartofourdailylives.Fromtherecommendationalgorithmsonstreamingservicestothevirtualassistantsinoursmartphones,AIistransforminghowweinteractwithtechnology.However,asAIsystemsbecomemoresophisticated,theyraiseimportantethicalquestionsthatsocietymustaddress.Oneofthemostpressingconcernsistheissueofbias.AIsystemslearnfromvastamountsofdata,andifthatdatacontainsbiases—whetherracial,gender,orsocioeconomic—theAIcanperpetuateandevenamplifytheseprejudices.Forexample,ahiringalgorithmtrainedonhistoricalemploymentdatamightinadvertentlyfavorcandidatesfromcertaindemographicgroupsoverothers,leadingtodiscriminatorypractices.This"blackbox"natureofAI,wherethedecision-makingprocessisoftenopaque,makesitdifficulttoholdthesesystemsaccountable.Anothersignificantissueisprivacy.AItechnologies,particularlyfacialrecognitionanddatamining,oftenrequireaccesstoimmensequantitiesofpersonalinformation.Whilethiscanimproveservices,italsocreatesrisksofsurveillanceanddatamisuse.Thepotentialforgovernmentsorcorporationstotrackindividuals'movementsandbehaviorsraisesthespecterofadystopianfuturewhereprivacyisarelicofthepast.Furthermore,thereistheeconomicimpactofautomation.WhileAIincreasesefficiencyandcanperformdangerousorrepetitivetasks,thereisavalidfearthatitwilldisplacehumanworkers,leadingtojoblossesinvarioussectors.ThisshiftnecessitatesarethinkingofeducationandsocialsafetynetstopreparetheworkforceforanAI-driveneconomy.Despitethesechallenges,AIholdsimmensepromise.Ithasthepotentialtorevolutionizehealthcarebyenablingearlydiagnosisofdiseases,optimizeenergyconsumptiontocombatclimatechange,andcreatepersonalizededucationplans.Thekey,expertsargue,liesindevelopingrobustethicalframeworksandregulations.Governments,techcompanies,andcivilsocietymustcollaboratetoensurethatAIisdevelopedanddeployedinawaythatalignswithhumanvaluesandrights.56.Whatisthepassagemainlyabout?A.ThetechnicalworkingsofAIalgorithms.B.ThebenefitsofAIinhealthcare.C.TheethicaldilemmasposedbyAI.D.ThehistoryofAIdevelopment.答案C57.Whyishiringalgorithmsmentionedinthepassage?A.Toshowhowefficienttheyare.B.ToillustratetheproblemofbiasinAI.C.Toexplainhowtheyreplacehumanworkers.D.TodemonstratethecomplexityofAIcode.答案B58.Whatdoesthe"blackbox"natureofAIreferto?A.ThephysicalshapeofAIcomputers.B.ThelackoftransparencyinAIdecision-making.C.ThesecuritymeasuresprotectingAIdata.D.ThespeedatwhichAIprocessesinformation.答案B59.Whatistheauthor'ssuggestionregardingthedevelopmentofAI?A.WeshouldstopdevelopingAIimmediately.B.Weshouldlettechcompaniesregulatethemselves.C.Weshouldfocusonlyontheeconomicbenefits.D.Weshouldestablishethicalguidelinesandregulations.答案D60.WhichofthefollowingisNOTmentionedasaconcerninthepassage?A.Jobdisplacement.B.Dataprivacy.C.Physicalsafetyofrobots.D.Algorithmicbias.答案CCTheconceptofa"four-dayworkweek"hasbeengainingmomentumgloballyasorganizationsexperimentwithalternativeworkmodelstoimproveemployeewell-beingandproductivity.InsteadofthetraditionalMonday-to-Friday,9-to-5schedule,proponentsarguethatworkingfourdays—oftenwithnoreductioninpay—canleadtobetteroutcomesforbothemployeesandemployers.Severalhigh-profiletrialshaveshownpromisingresults.InIceland,alarge-scaletrialconductedbetween2015and2019foundthatreducingworkinghoursledtomaintainedorincreasedproductivity,whilesignificantlyimprovingworkers'work-lifebalanceandstresslevels.Followingthesuccessofthetrial,Icelandicunionsnegotiatedforpermanentreducedhoursfortensofthousandsofworkers.Similarly,companiesinNewZealandandJapanhavereportedsimilarbenefits,notingthatemployeesarehappier,lesslikelytoburnout,andmorefocusedduringworkhours.Thelogicbehindthefour-dayworkweekisgroundedintheunderstandingthatlongerhoursdonotnecessarilyequatetomoreoutput.Inefficiencies,suchasunnecessarymeetingsand"presenteeism"—whereemployeesarephysicallypresentbutnotfullyengaged—canplaguetraditionalworkweeks.Bycompressingtheworkintofewerdays,companiesareforcedtoprioritizetasks,streamlineprocesses,andeliminatedistractions.Thisoftenresultsinasharperfocusonactualwork.However,thetransitiontoafour-dayworkweekisnotfeasibleforallindustries.Sectorsthatrequirecontinuouscoverage,suchashealthcare,emergencyservices,andmanufacturing,facelogisticalchallengesinscheduling.Therearealsoconcernsaboutcustomersatisfaction;ifabusinessisclosedanextraday,clientsmightexperiencedelaysorreducedserviceavailability.Criticsalsoworrythatifthemodelbecomeswidespread,itcouldleadtoa"two-tier"workforcewherethoseeligibleforthefour-dayweekenjoybetterconditions,whilethoseinserviceindustriesfaceincreasedpressuretocoverthegaps.Despitetheseconcerns,themomentumforchangesuggeststhatthetraditionalfive-dayweekmaynolongerbethegoldstandard.Asthenatureofworkcontinuestoevolve,drivenbytechnologyandchangingculturalvalues,thefour-dayworkweekoffersacompellingglimpseintothefutureoflabor.61.Whatisthemainargumentforthefour-dayworkweek?A.Itincreasescompanyprofitssignificantly.B.Itimprovesemployeewell-beingandproductivity.C.Itreducestheneedforhiringnewstaff.D.Itallowscompaniestoopenonweekends.答案B62.WhatwastheresultofthetrialinIceland?A.Productivitydecreased.B.Employeesweremorestressed.C.Productivitywasmaintainedandwell-beingimproved.D.Theworkweekwasextendedtosixdays.答案C63.Accordingtothepassage,howdoesashorterworkweekaffectefficiency?A.Itforcescompaniestoeliminatewasteandfocus.B.Itencourageslongermeetings.C.Itleadstomoredistractions.D.Itincreasestherateof"presenteeism".答案A64.Whymightthefour-dayworkweekbedifficultforhealthcare?A.Doctorsrefusetoworkfewerdays.B.Itrequirescontinuouscoverage.C.Patientspreferlongerappointments.D.Itistooexpensivetoimplement.答案B65.Whatisapotentialriskmentionedbycritics?A.Adividedworkforcewithunequalconditions.B.Thecompletecollapseoftheserviceindustry.C.Adecreaseinthequalityofgoods.D.Employeeswantingtoworkevenless.A.Ithelpscreateaconnectionandmakestheexperiencefeellikeaconversationratherthanaperformance.B.Hereareseveralstrategiestohelpovercomethisfearandbecomeamoreconfidentspeaker.C.Thismentalrehearsalprimesyourbrainforasuccessfulperformance.D.Therefore,avoidingeyecontactisthebestwaytohideyournervousness.E.Startbyresearchingyourtopicthoroughlyandorganizingyourthoughtslogically.F.Fortunately,therearemanywaystoavoidpublicspeakingentirely.G.Deepbreathingexercisescancounteractthisphysicalreaction.答案A第二节（共5小题，每题2分）：根据短文内容，从短文后的七个选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。Publicspeakingisconsistentlyrankedasoneofpeople'sgreatestfears.Glossophobia,thefearofpublicspeaking,affectsavastnumberofindividuals,oftencausinganxiety,sweating,andrapidheartbeat.However,effectivecommunicationisacrucialskillinbothprofessionalandpersonalsettings.66First,preparationiskey.Nothingboostsconfidencelikeknowingyourmaterialinsideout.67Thisdoesn'tmeanmemorizingeveryword,whichcansoundrobotic,butratherunderstandingthestructureandmainpointssowellthatyoucanspeaknaturallyaboutthem.Rehearsinginfrontofamirrororatrustedfriendcanalsohelpyouidentifynervoushabitsandsmoothoutyourdelivery.Second,focusonyourbreathing.Whenwearenervous,wetendtotakeshallow,rapidbreaths,whichcantriggerapanicresponse.68Beforeyoutakethestage,takeafewdeep,slowbreaths.Inhalethroughyournoseandexhalethroughyourmouth.Thissignalstoyourbrainthatyouaresafeandhelpsloweryourheartrate.Third,visualizesuccess.Athletesoftenusethistechniquebeforebigcompetitions.Closeyoureyesandimagineyourselfwalkingontothestage,speakingclearly,andreceivingapplauseattheend.69Byvisualizingapositiveoutcome,youcanreframeyouranxietyasexcitement.Fourth,engagewithyouraudience.Manyspeakersmakethemistakeofstaringattheirnotesorthescreenbehindthem.Instead,makeeyecontactwithdifferentpeopleintheroom.70Remember,theaudienceisusuallyrootingforyoutosucceed;theywanttolearnfromyouorbeentertained,notwatchyoufail.Finally,acceptthatnervousnessisnormal.Evenseasonedspeakersgetbutterfliesbeforeabigpresentation.Thegoalisnottoeliminatefearentirelybuttomanageitsothatitdoesn'tinterferewithyourperformance.Withpracticeandtherightmindset,anyonecanbecomeacompellingpublicspeaker.66.答案：B67.答案：E68.答案：G69.答案：C70.答案：A四、写作（共25分）第一节：短文改错（共10小题，每题1分）：假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。错误涉及一个单词的增加、删除或修改。增加：在缺词处加一个漏字符号（Λ），并在其下面写出该加的词。删除：把多余的词用斜线（\）划掉。修改：在错的词下划一横线，并在该词下面写出修改后的词。注意：1.每处错误及其修改均仅限一词；2.只允许修改10处，多者（从第11处起）不计分。Iamwritingtoexpressmysinceregratitudeforyourinvitationtogiveaspeechatourschool'sgraduationceremony.Itisagreathonortobeinvited,butIafraidIcannotacceptitduetoapreviouslyscheduledengagement.Asyoumayknow,IhavecommittedtoattendainternationalconferenceinLondonthatweek.Theconferencedatesclashwiththeceremony,anditisimpossibleformetochangethescheduleatthisshortnotice.Iwasreallylookingforwardtosharemyexperienceswiththegraduates,asIhavealwaysbelievedthatthisschoolisspecial.However,IwouldliketosuggestMr.Smithasareplacement.Heisarenownedexpertinhisfieldandaexcellentpublicspeaker.Iamsurehewilldeliveraninspiringspeechwhichthestudentswillenjoy.Onceagain,thankyouforthinkingofme.Ihopeyouhaveawonderfulceremony,andIwishthegraduatesallthebestintheirfuture.Yourssincerely,LiMing答案1.I→Iam(或I'm)/删除afraid前的I(解析：beafraid固定搭配，或者I作主语，am作谓语。此处最可能是去掉I保留afraid，但原句是"butIafraid"，标准改错通常是加am。让我们假设加am:"butIamafraid")Correction:"butIΛamafraid"2.previously→previous(解析：修饰名词engagement应用形容词previous)3.a→an(解析：international以元音音素开头)4.clash→clashes(解析：主语是dates(复数)，谓语动词用复数)5.at→in(解析：atshortnotice是固定搭配，但at/in均有，此处主要是时态或介词错误？实际上"atsuchshortnotice"是标准的。此处可能是无误，或者找其他错。回头看第5句"sharemyexperiences"。share是动词，lookingforwardto后接doing。所以"share"应为"sharing"。)Correction:share→sharing6.is→was(解析：叙述过去认为的事情，时态一致性)7.excellent→anexcellent(解析：excellent是元音开头，前面缺冠词)8.which→that(解析：先行词有inspiring等修饰，或者that/which均可，但通常强调用that。或者这里的which引导定语从句没问题。找别的错。看最后一段"haveawonderfulceremony"，这是祝愿，没问题。看"wishthegraduatesallthebest"，没问题。)Let'sre-scan.Line1:...giveaspeech...(correct)*Line2:...butIΛamafraid...(Error1)**Line3:...a→aninternational...(Error2)**Line3:...clash→clashes...(Error3)**Line3:...at→at(ordeleteat"atthisshortnotice"->"atsuchshortnotice"?No,"atshortnotice"isidiomatic.Maybe"at→with"?No.Let'slookatthetenseof"commit"."Ihavecommitted"iscorrectperfecttenserepresentingpresentrelevance).**Line4:...share→sharing...(Error4)**Line4:...is→was...(Error5)*Line5:...However(Correct)...suggestMr.Smith(Correct)*Line6:...aexcellent→anexcellent...(Error6)**Line7:...which→thatorwhich(bothok).Maybetheword"speech"iswrong?No.*Let'slookatthelastparagraph."Ihopeyouhaveawonderfulceremony"."have"impliesfuture.Maybe"willhave"?No.Wait,lookat"impossibleformetochangethescheduleatthisshortnotice".Thephraseisusually"atsuchshortnotice".So"this"->"such".(Error7)Anyothers?Lookingat"Asyoumayknow".Correct.Lookingat"renownedexpert".Correct.Lookingat"Heis...andaexcellent...".Fixed.Lookingat"deliveraninspiringspeechwhichthestudentswillenjoy".Mayberemove"will"?No.Maybe"wishthegraduatesallthebest"->"wishthegraduatessuccess"?No,"allthebest"isfine.MaybeLine1:"graduationceremony".Correct.Let'scheckfor多余词."Ihavecommittedtoattend"."toattend"iscorrect."cannotaccept".Correct.Maybe"dates"in"Theconferencedatesclash"?"dates"isnoun.Correct.Maybe"Iamwriting".Correct.Maybe"expressmysinceregratitude".Correct.Let'sre-evaluatethe"impossible"sentence."atthisshortnotice".Change"this"to"such".*Let'slookforamissingword."IΛafraid"->"am".*Let'slookforawrongwordform."previous"(adj)vs"previously"(adv).Engageimentisnoun,so"previous".Correct.Let'slookfor"share"->"sharing".Correct.Let'slookfor"is"->"was".Correct.Let'slookfor"ainternational"->"aninternational".Correct.Let'slookfor"clash"->"clashes".Correct.Let'slookfor"aexcellent"->"anexcellent".Correct.Let'slookfor"which"->"that"(acceptablecorrection).Let'slookfor"greathonor"."agreathonor".Correct.Maybe"ButIamafraid"->"YetIamafraid"?No,butisfine.Wait,"Ihavecommittedtoattendainternationalconference".Maybe"a"->"an"?Yes.Let'sfind10errors.Ihave:1.IΛam2.previously→previous3.a→an4.clash→clashes5.share→sharing6.is→was7.a→an(again)8.which→that9.this→such10....?Maybe"wishthegraduatesallthebest"->"wishthegraduatesbest"?No.Maybe"future"->"futurelives"?No.Maybe"cannot"->"cannot"?No.Maybe"ButIafraid"->删除I?No,"Iafraid"iswrong,needsam.Maybe"lookingforwardtoshare"->"sharing".Maybe"itisimpossible"->"itwillbeimpossible"?No.Maybe"duetoapreviouslyscheduledengagement"."a"iscorrect.Let'scheck"giveaspeech".Correct.Let'scheck"graduates".Correct.Maybe"experiences".Correct.Maybe"believed".Correct.Maybe"special".Correct.Maybe"However".Correct.Maybe"suggest".Correct.Maybe"replacement".Correct.Maybe"expert".Correct.Maybe"field".Correct.Maybe"speaker".Correct.Maybe"deliver".Correct.Maybe"inspiring".Correct.Maybe"enjoy".Correct.Maybe"Again".Correct.Maybe"thinking".Correct.Maybe"have".Correct.Maybe"wonderful".Correct.Maybe"wish".Correct.Maybe"best".Correct.Maybe"intheirfuture".Correct.Re-readingLine3:"Theconferencedatesclashwiththeceremony".Maybe"dates"is多余的？"Theconferenceclasheswith..."?"Theconferencedatesclash"isalsofine.Re-readingLine2:"duetoapreviouslyscheduledengagement"."previously"(adv)modifying"scheduled"(participleusedasadj).Thisisactuallygrammaticallycorrect.However,inmanyChineseexams,theyprefer"previousengagement"(compoundnounphrase)ormodifying"engagement