甘肃省天水市全国英语等级考试（PETS）四级复习试题库(2025年下半年)

甘肃省天水市全国英语等级考试（PETS）四级复习试题库(2025年下半年)PartIListeningComprehension(25minutes)Directions:ThissectionisdesignedtotestyourabilitytounderstandspokenEnglish.Youwillhearaselectionofrecordedmaterialsandyoumustanswerthequestionsthataccompanythem.ThereareTHREEpartsinthissection:PartA,PartB,andPartC.Note:Sincethisisatext-basedexam,theaudioscriptsforthelisteningmaterialsareprovidedbelow.Imagineyouarelisteningtothecorrespondingaudio.PartADirections:Youwillhear10shortdialoguesbetweentwospeakers.Attheendofeachdialogue,aquestionwillbeaskedaboutwhatwassaid.Boththedialogueandthequestionwillbespokenonlyonce.Aftereachquestion,therewillbeapause.Duringthepause,youmustreadthefourchoicesmarkedA,B,C,andD,anddecidewhichisthebestanswer.1.M:I’mreallyexhaustedtoday.Istayedupallnightpreparingforthepresentation.W:Whydidn'tyoujustgotobedearlier?Youcouldhavefinisheditthismorning.Q:Whatdoesthewomanimply?A.Themanshouldhavesleptmore.B.Thepresentationwasnotimportant.C.Themanworksbetterinthemorning.D.Shestayedupallnightaswell.2.W:Ican’tfindmypassportanywhere.I’mafraidImighthavelostitattheairport.M:Checkyourhandbagagain.Youusuallyputitinthesidepocket.Q:Whatdoesthemansuggestthewomando?A.Gototheairportimmediately.B.Lookinthesidepocketofherhandbag.C.Callthepolicetoreporttheloss.D.Buyanewpassport.3.M:Theweatherforecastsaysit’sgoingtoraincatsanddogsthisafternoon.W:Inthatcase,we’dbettercancelthepicnicinthepark.Q:Whatwillthespeakersprobablydo?A.Gototheparkdespitetherain.B.Haveapicnicindoors.C.Canceltheirplanforthepicnic.D.Watchtheweatherforecast.4.W:Iheardyougotapromotion.Congratulations!M:Thankyou,butitmeansIhavetoworklongerhoursandtravelfrequently.Q:Howdoesthemanfeelabouthispromotion?A.Excited.B.Relieved.C.Anxiousabouttheworkload.D.Indifferent.5.M:DoyouthinkIshouldtakeProfessorSmith’sclass?Iheardit’squitedifficult.W:Ifyouwanttochallengeyourselfandlearnalot,definitelytakeit.Q:Whatdoesthewomanmean?A.Theclassistoodifficultfortheman.B.ProfessorSmithisnotagoodteacher.C.Themanshouldtaketheclassforachallenge.D.Sheadvisesthemantodroptheclass.6.W:Therentforthisapartmentis$800amonth,includingutilities.M:Thatsoundsreasonable,butIneedtoseetheleaseagreementfirst.Q:Whatisthemanconcernedabout?A.Thesizeoftheapartment.B.Thecostofutilities.C.Thetermsofthelease.D.Thelocationofthebuilding.7.M:I’mthinkingofbuyinganewlaptop.Doyouhaveanyrecommendations?W:Itdependsonwhatyouneeditfor.Ifit’sforgaming,youneedahigh-performancegraphicscard.Q:Whatfactordoesthewomanconsiderimportantforchoosingalaptop?A.Thebrand.B.Theprice.C.Theusagepurpose.D.Thebatterylife.8.W:Ihaven’tseenTominclasslately.Ishesick?M:No,he’stransferredtotheeveningsessionbecausehegotapart-timejob.Q:WhyisTomabsentfromthedaysession?A.Heisill.B.Heisworkingpart-time.C.Hedroppedoutofschool.D.Heistakingavacation.9.M:Thiscoffeeistoobitterforme.Doyouhaveanysugar?W:Ithinkthere’ssomeontheshelfoverthere,butI’mnotsureifit’ssweetener.Q:Whatdoesthewomanimplyaboutthesubstanceontheshelf?A.Itisdefinitelysugar.B.Itmightbeartificialsweetener.C.Itissalt.D.Itisexpired.10.W:I’mgoingtothelibrarytoreturnsomebooks.Doyouwanttocomealong?M:I’dloveto,butIhavetofinishmylabreportbefore5PM.Q:Whatwillthemanprobablydo?A.Gotothelibrarywiththewoman.B.Returnbookslater.C.Finishhislabreport.D.Helpthewomanwithherbooks.PartBDirections:Youwillhearfourdialoguesormonologues.Beforelisteningtoeachone,youwillhave5secondstoreadeachofthequestionswhichaccompanyit.Whilelistening,answereachquestionbychoosingA,B,C,orD.Afterlistening,youwillhave10secondstocheckyouranswertoeachquestion.YouwillheareachpieceONLYONCE.Questions11-13arebasedonthefollowingdialogueaboutatravelplan.W:Goodmorning,TravelAgency.HowcanIhelpyou?M:Goodmorning.I’mplanningatriptoYunnanformyfamilynextmonth.Wehaveaboutaweek.W:That’sawonderfulchoice.YunnanisbeautifulinOctober.MayIaskhowmanypeopleareinyourgroup?M:Therearefour:mywife,mytwokids,andmyself.W:Okay.Areyouinterestedinculturalsitesornaturalscenery?M:Actually,both.We’dliketovisitLijiangAncientTownandseetheJadeDragonSnowMountain.W:Soundsgreat.Wehavea6-daypackagethatcoversLijiangandDali.Itincludeshotelaccommodations,breakfast,andatourguide.M:DoesitincludeairfarefromBeijing?W:No,itdoesn’t.Butwecanbookflightsforyouatadiscount.M:Howmuchisthepackageperperson?W:It’s3,500yuanperpersonforadults,andchildrenunder12geta20%discount.M:Thatsoundsreasonable.Letmediscussitwithmywifeandgetbacktoyou.W:Sure.Theofferisvaliduntiltheendofthisweek.11.Howmanypeoplearegoingonthetrip?A.Two.B.Three.C.Four.D.Five.12.WhatisNOTincludedinthe6-daypackage?A.Hotelaccommodations.B.Breakfast.C.Airfare.D.Atourguide.13.Whatisthepriceforonechildunder12?A.3,500yuan.B.2,800yuan.C.3,000yuan.D.700yuan.Questions14-17arebasedonthefollowingmonologueaboutthehistoryofcoffee.M:Coffeeisoneofthemostpopulardrinksintheworldtoday,butitsoriginsaresomewhatmysterious.Themostfamouslegenddatesbacktothe9thcenturyinEthiopia.ItissaidthatagoatherdernamedKaldinoticedhisgoatsbecameveryenergeticaftereatingberriesfromacertaintree.Curious,Kalditriedtheberrieshimselfandfeltasimilarboostofenergy.Hereportedhisfindingstothelocalmonastery.Themonksmadeadrinkwiththeberriesandfoundthatitkeptthemawakeduringlonghoursofprayer.FromEthiopia,theuseofcoffeebeansspreadtotheArabianPeninsula.Bythe15thcentury,coffeewasbeingcultivatedinYemen,andpubliccoffeehouses,knownas"qahvehkhaneh,"begantoappearincitiesacrosstheNearEast.Thesecoffeehouseswerenotjustplacestodrinkcoffee;theywerecentersofsocialactivitywherepeopleplayedchess,exchangednews,anddiscussedpolitics.TheknowledgeofcoffeespreadtoEuropeinthe17thcentury.Initially,itwasmetwithsuspicionbysomereligiousleaders,butitquicklygainedpopularity.Bythemid-17thcentury,therewerehundredsofcoffeehousesinLondon.Theseplayedasignificantroleinthedevelopmentofbusinessandculture.Today,coffeeisgrowninover70countries,anditisamajorexportcommodityformanynationsinthe"BeanBelt."14.Accordingtothelegend,whofirstdiscoveredtheeffectsofcoffee?A.Amonk.B.Agoatherder.C.Amerchant.D.Ascientist.15.Whydidthemonksusecoffeeberries?A.Tocureadisease.B.Tomakebread.C.Tostayawakeforprayers.D.Totradeforgoods.16.WhatfunctiondidcoffeehousesserveintheNearEast?A.Placesforreligiousceremoniesonly.B.Centersforsocialinteraction.C.Marketsforsellinggoats.D.Schoolsforteachingagriculture.17.WhendidcoffeebecomepopularinEurope?A.9thcentury.B.12thcentury.C.15thcentury.D.17thcentury.Questions18-21arebasedonthefollowingdialogueaboutauniversityproject.W:HiMark,howisyourhistoryprojectcomingalong?M:HiSarah.Tobehonest,I’mstrugglingabit.IchosetowriteabouttheIndustrialRevolution,butthereisjusttoomuchinformation.W:Maybeyouneedtonarrowdownyourtopic.Insteadofthewholerevolution,focusononeaspect.M:That’sagoodidea.Doyouhaveanysuggestions?W:Youcouldlookattheimpactonthetextileindustry.Orperhapsthesocialchanges,liketheriseoftheworkingclass.M:Thesocialchangessoundinteresting.I’mcuriousabouthowpeoplelivedduringthattime.W:Yeah,youcoulddiscusslivingconditionsinthenewindustrialcities.Itwasquitetoughformanyworkers.M:True.Ialsoneedtofindsomeprimarysources.Theprofessorsaidwemustincludeatleasttwo.W:Youcancheckthedigitalarchivesofthelocallibrary.Theyhavelettersanddiariesfromthe19thcentury.M:Thatwouldbeperfect.Thanksforthetip.W:Noproblem.Also,makesuretociteyoursourcesproperly.Youdon'twanttolosepointsforplagiarism.M:Don'tworry,I’llusethecitationguideyousentme.18.WhatproblemisMarkfacingwithhisproject?A.Hecannotfindanyinformation.B.Hehaschosenatopicthatistoobroad.C.HedoesnotunderstandtheIndustrialRevolution.D.Helacksinterestinthetopic.19.WhattopicdoesSarahsuggest?A.Theimpactonagriculture.B.Thepoliticalcausesoftherevolution.C.Socialchangesandlivingconditions.D.Theinventionofthesteamengine.20.Whatdoestheprofessorrequirethestudentstoinclude?A.Atleasttwoprimarysources.B.Aninterviewwithanexpert.C.Avideopresentation.D.Abibliographyofmorethan20books.21.WheredoesSarahsuggestMarkfindprimarysources?A.Intheprofessor'soffice.B.Inadigitalarchive.C.Inamuseum.D.Inabookstore.Questions22-25arebasedonthefollowingtalkaboutenvironmentalprotection.W:Goodafternoon,everyone.Today,Iwanttotalkabouttheimportanceofreducingplasticwaste.Asweallknow,plasticpollutionhasbecomeaglobalcrisis.Millionsoftonsofplasticendupinouroceanseveryyear,harmingmarinelifeandenteringthefoodchain.Itisestimatedthatby2050,therecouldbemoreplasticintheoceanthanfishbyweight.Thisisaterrifyingprospect.However,therearestepswecantaketomitigatethisproblem.Firstly,wemustreduceourconsumptionofsingle-useplastics.Thisincludesitemslikeplasticbags,straws,andwaterbottles.Bringingareusablebagtothegrocerystoreorcarryingareusablewaterbottleisasimpleyeteffectivewaytomakeadifference.Secondly,weneedtoimproverecyclingsystems.Currently,onlyasmallpercentageofplasticwasteisactuallyrecycled.Weneedbettertechnologyandinfrastructuretoprocesswastemoreefficiently.Finally,governmentsandcorporationsmusttakeresponsibility.Legislationtobanharmfulplasticsandinnovationinbiodegradablematerialsarecrucial.Wecannotsolvethisproblemindividually,butifweallmakesmallchangesanddemandsystemicchange,wecanturnthetide.Remember,everypieceofplasticnotproducedisapieceofplasticthatdoesn'tendupintheenvironment.Let’sactnowforacleanerfuture.22.Whatisthemaintopicofthetalk?A.Marinelifeconservation.B.Reducingplasticwaste.C.Thehistoryofplastic.D.Oceanfishingregulations.23.Whatstatisticdoesthespeakermention?A.Plasticwastewilldoubleby2050.B.Therearecurrentlymoreplasticthanfishintheocean.C.Plasticwilloutweighfishintheoceanby2050.D.90%ofplasticisrecycled.24.Whatisthefirststepindividualscantake?A.Donatemoneytoenvironmentalgroups.B.Improverecyclingtechnology.C.Reduceconsumptionofsingle-useplastics.D.Stopbuyingfish.25.Whodoesthespeakersaymustalsotakeresponsibilitybesidesindividuals?A.Schoolsanduniversities.B.Touristsandtravelers.C.Governmentsandcorporations.D.Farmersandfishermen.PartIIEnglishKnowledgeUse(15minutes)Directions:Readthefollowingtext.ChoosethebestwordforeachnumberedblankandmarkA,B,C,orDonyouranswersheet.Theconceptofemotionalintelligence,orEQ,hasgainedsignificantattentioninrecentyears.UnlikeIQ,whichmeasurescognitiveabilities,EQreferstotheabilitytoidentify,understand,andmanageone'sownemotions,aswellastheemotionsofothers.ResearchsuggeststhatEQmaybejustasimportant,ifnotmoreso,thanIQindeterminingsuccessinlifeandwork.Peoplewithhighemotionalintelligencearetypicallybetterat__26__stress.Whenfacedwithadifficultsituation,theyareabletoremaincalmandthinkclearly.Theyarealsomore__27__becausetheycanempathizewithothersandbuildstrongrelationships.Intheworkplace,thisoftentranslatestobetterteamworkandleadershipskills.OnekeycomponentofEQisself-awareness.Thisinvolves__28__yourownemotionsandhowtheyaffectyourthoughtsandbehavior.Forexample,ifyouknowthatyoutendtogetangrywhenyouare__29__,youcantakestepstomanageyourstresslevelsandavoidoutbursts.Anothercomponentissocialawareness.Thismeansbeingableto__30__theemotionsofothers.Thisrequirespayingattentiontonon-verbalcues,suchasbodylanguageandfacialexpressions.Apersonwithhighsocialawarenesscanoften"readtheroom"andadjusttheirbehavior__31__.Finally,EQinvolvesrelationshipmanagement.Thisistheabilitytouseyourawarenessofyourownandothers'emotionsto__32__interactionssuccessfully.Itincludesskillslikeconflictresolution,persuasion,andcommunication.Developingtheseskillstakestimeandeffort,butthebenefitsare__33__.Whilesomepeoplemaybenaturallymoreemotionallyintelligentthanothers,itisaskillthatcanbelearnedand__34__.Bypracticingmindfulness,seekingfeedback,andreflectingonourinteractions,wecanallimproveourEQandleadmore__35__lives.26.A.handlingB.holdingC.increasingD.creating27.A.isolatedB.aggressiveC.effectiveD.defensive28.A.ignoringB.recognizingC.hidingD.suppressing29.A.happyB.relaxedC.stressedD.excited30.A.controlB.changeC.fakeD.perceive31.A.accordinglyB.randomlyC.violentlyD.secretly32.A.avoidB.manageC.stopD.complicate33.A.negligibleB.temporaryC.harmfulD.substantial34.A.lostB.taughtC.forgottenD.inherited35.A.boringB.difficultC.fulfillingD.lonelyPartIIIReadingComprehension(40minutes)Directions:Readthefollowingtexts.Answerthequestionsonthebasisofwhatisstatedorimpliedinthetexts.TextAIntheheartoftheAmazonrainforestliesamysterythathaspuzzledscientistsfordecades.Theregion,knownforitsrichbiodiversity,ishometonumerousspeciesofplantsandinsectsthathaveyettobecataloged.However,recentdeforestationeffortshavethreatenedtodestroytheseecosystemsbeforetheycanevenbestudied.AteamofresearchersfromtheUniversityofSãoPaulohasembarkedonanambitiousprojecttodocumentthefloraandfaunaofaremotesectionoftherainforestbeforeitisclearedforagriculture.UsingdronetechnologyandDNAsequencing,theyareracingagainsttimetoidentifyspeciesthatcouldholdthekeytonewmedicinesorprovidecrucialinsightsintoevolutionaryhistory.Theprojecthasnotbeenwithoutitschallenges.Thedensecanopymakesnavigationdifficult,andthehumidclimateisharshonequipment.Moreover,theresearchersfaceoppositionfromloggingcompanieswhoviewtheireffortsasanobstacletoeconomicdevelopment.Despitethesehurdles,theteamremainscommittedtotheirmission.Theyarguethatthelong-termvalueofconservationfaroutweighstheshort-termgainsofdeforestation.Oneoftheirmostsignificantdiscoveriessofarisararespeciesoffrogthatproducesachemicalcompoundcapableoffightingantibiotic-resistantbacteria.Thisfindinghighlightsthepotentialmedicalbenefitshiddenwithintherainforestandunderscorestheurgencyofpreservationefforts.Asthedeadlinefortheclearingofthelandapproaches,theresearchersareworkingaroundtheclocktogatherasmuchdataaspossible.Theyhopethattheirfindingswillpersuadethegovernmenttoreconsidertheenvironmentalconcessionsgrantedtotheloggingcompanies.Theworldiswatching,andtheoutcomeofthisraceagainsttimewillhaveimplicationsforglobalbiodiversityconservation.36.WhatisthemainpurposeoftheprojectbytheUniversityofSãoPaulo?A.TopromoteloggingcompaniesintheAmazon.B.Tostudytheimpactofagricultureontheclimate.C.Todocumentspeciesbeforedeforestationoccurs.D.Todevelopnewdronetechnologyformilitaryuse.37.Whattechnologyistheteamusingtoassisttheirresearch?A.Satelliteimagingandsonar.B.DronesandDNAsequencing.C.Traditionalexcavationmethods.D.Underwatercameras.38.Whyisthefrogdiscoverysignificant?A.Itprovesthatfrogsaretheoldestspecies.B.Thefrogspeciesisbeautiful.C.Itproducesacompoundthatfightsresistantbacteria.D.Itcanbeusedasafoodsource.39.Whoopposestheresearchers’efforts?A.Thegovernment.B.Localtribes.C.Loggingcompanies.D.Otherscientists.40.Whatistheresearchers’ultimategoalregardingthegovernment?A.Toreceivemorefundingfordrones.B.Topersuadethegovernmenttostopthedeforestation.C.Toaskforbetterequipment.D.Togetpermissiontoliveintheforestpermanently.TextBTheriseofremoteworkhastransformedthetraditionalofficelandscape.Whatwasonceanecessityduringthepandemichasnowbecomeapreferredmodeofworkingformillionsofemployees.Thisshifthasbroughtaboutsignificantchangesinurbanplanning,realestate,andemployeewell-being.Oneofthemostnoticeableimpactsisthedeclineindemandforcommercialofficespace.Ascompaniesadopthybridmodels,requiringemployeestocomeintotheofficeonlyafewdaysaweek,theyaredownsizingtheirphysicalfootprint.Thishasledtoadropinpropertyvaluesincitycenters,forcinglandlordstoconvertofficebuildingsintoresidentialapartmentsorhotels.Ontheotherhand,residentialareas,particularlysuburbanandruralones,haveseenaboom.Peoplearemovingoutofcrampedcityapartmentsinsearchoflargerhomeswithdedicatedofficespaces.Thismigration,oftentermed"theexodus,"hasputpressureonsmall-towninfrastructurebuthasalsorevitalizedlocaleconomiesasnewresidentsspendmoneyinlocalshopsandservices.Fromanemployeeperspective,remoteworkoffersflexibilityandeliminatesthedailycommute,leadingtoabetterwork-lifebalance.However,italsocomeswithdrawbacks.Manyworkersreportfeelingsofisolationandablurringofboundariesbetweenworkandhomelife.Thelackofface-to-faceinteractioncanalsohindercareeradvancementandmentorshipopportunities.Employersfacethechallengeofmaintainingcompanycultureandensuringproductivityinadispersedworkforce.Theyareinvestingindigitalcollaborationtoolsandorganizingvirtualteam-buildingactivitiestofosterasenseofbelonging.Aswemoveforward,itseemsthatthefutureofworkwillbeahybridmodel,combiningthebestaspectsofremoteandin-personwork.41.Whatcausedtheinitialshifttoremotework?A.Achangeingovernmentlaws.B.Thedesireforlargerhomes.C.Thepandemic.D.Highcostsofofficerent.42.Howhasthedemandforcommercialofficespacechanged?A.Ithasincreasedsignificantly.B.Ithasremainedstable.C.Ithasdeclinedduetohybridmodels.D.Ithasshiftedtoruralareas.43.Whatishappeninginsuburbanandresidentialareas?A.Theyarebecomingghosttowns.B.Theyareexperiencinganeconomicboomduetonewresidents.C.Infrastructureisbeingignored.D.Propertyvaluesareplummeting.44.Whatisanegativeaspectofremoteworkmentionedinthetext?A.Increaseddailycommute.B.Lowersalaries.C.Feelingsofisolationandblurredboundaries.D.Lackofdigitaltools.45.Whatisthepredictedfutureofworkaccordingtothetext?A.Everyonewillreturntotheofficefull-time.B.Remoteworkwillcompletelyreplaceoffices.C.Ahybridmodelcombiningremoteandin-personwork.D.Workwillbedoneentirelybyrobots.TextCGenerationaldifferencesintheworkplaceoftenleadtomisunderstandingsandconflicts.BabyBoomers(born1946-1964),GenerationX(born1965-1980),Millennials(born1981-1996),andGenerationZ(born1997-2012)eachbringuniquevalues,communicationstyles,andworkethicstothetable.BabyBoomersareoftencharacterizedasbeingcompetitive,work-centric,andrespectfulofhierarchy.Theyvaluejobsecurityandtendtostaywithonecompanyforalongtime.Incontrast,GenerationXisknownforindependence,skepticism,andadesireforwork-lifebalance.Theyareoftenseenasthe"latchkeykids"andarecomfortablenavigatingchange.Millennials,thelargestgenerationintheworkforce,aretech-savvy,collaborative,andpurpose-driven.Theyseekfeedbackandopportunitiesforgrowth.Theyarenotafraidtochangejobsiftheyfeeltheirvaluesdonotalignwiththecompany'smission.GenerationZ,thenewestentrants,aretruedigitalnatives.Theyareentrepreneurial,diverse,andvalueindividuality.Theypreferinstantcommunicationviaappsandarehighlyconcernedaboutsocialandenvironmentalissues.Frictionoftenariseswhenthesedifferentstylescollide.Forinstance,aBabyBoomermanagermightfindaGenZemployee'sconstantuseofmobilephonesdisrespectful,whiletheGenZemployeemightviewitasanefficientwaytogatherinformation.Similarly,Millennials'desireforfrequentfeedbackmightbemisinterpretedbyGenXersasaneedforhand-holding.Tobridgethesegaps,organizationsmustfosteracultureofinclusivityandmutualrespect.Encouragingopendialoguewhereemployeescansharetheirperspectivescanhelpdispelstereotypes.Mentorshipprogramsthatpairemployeesfromdifferentgenerationscanalsobebeneficial.Byleveragingthestrengthsofeachgeneration,companiescancreateadynamicandinnovativeworkplace.46.Whichgenerationisdescribedasbeingcompetitiveandwork-centric?A.GenerationX.B.BabyBoomers.C.Millennials.D.GenerationZ.47.WhatisacharacteristicofGenerationZ?A.Theyareskepticaloftechnology.B.Theyvaluehierarchyaboveallelse.C.Theyaretruedigitalnatives.D.Theypreferface-to-facecommunicationoverapps.48.WhymightaGenXermisinterpretaMillennial'srequestforfeedback?A.Asasignofincompetence.B.Asaneedforexcessivesupervision.C.Asawaytochallengeauthority.D.Asalackofinterestinthejob.49.Whatsolutiondoesthetextsuggestforbridginggenerationalgaps?A.Separatinggenerationsintodifferentdepartments.B.Fosteringinclusivityandopendialogue.C.Onlyhiringpeoplefromonegeneration.D.Ignoringthedifferences.50.Whatistheoveralltoneofthetext?A.Critical.B.Optimisticaboutcollaboration.C.Pessimisticaboutthefuture.D.Humorous.TextDArtificialIntelligence(AI)haspermeatedalmosteveryaspectofourlives,fromthealgorithmsthatrecommendoursocialmediafeedstothevirtualassistantsthatmanageourschedules.WhileAIofferstremendousbenefitsintermsofefficiencyandconvenience,itsrapidadvancementraisesprofoundethicalquestionsthatsocietymustaddress.Onemajorconcernisbias.AIsystemsaretrainedonvastamountsofdata,andifthatdatacontainsbiases—whetherracial,gender,orsocioeconomic—theAIwillreplicateandevenamplifythem.Forexample,facialrecognitionsoftwarehasbeenshowntobelessaccurateforpeopleofcolor,leadingtopotentialmisidentificationandunjusttreatmentinlawenforcement.Anotherissueisthedisplacementofjobs.AsAIandautomationbecomemorecapable,thereisafearthattheywillreplacehumanworkers,particularlyinindustrieslikemanufacturing,transportation,andcustomerservice.Whilenewjobswillbecreated,thereisariskthattheworkforcewillnothavethenecessaryskillstofillthem,leadingtoeconomicinequality.Privacyisalsoasignificantconcern.AIreliesondata,andthecollectionofpersonaldata—suchasourbrowsinghabits,location,andhealthrecords—caninfringeonourprivacyifnotproperlyregulated.ThepotentialforsurveillancebygovernmentsorcorporationsusingAIisarealthreattocivilliberties.Furthermore,the"blackbox"probleminAIreferstothelackoftransparencyinhowthesesystemsmakedecisions.ItisoftendifficulttounderstandthelogicbehindanAI'sconclusion,whichisproblematicincriticalfieldslikemedicineorcriminaljusticewhereaccountabilityisessential.Addressingtheseethicalchallengesrequiresamulti-facetedapproach.GovernmentsneedtoestablishrobustregulationstoensureAIisdevelopedandusedresponsibly.Techcompaniesmustprioritizeethicsintheirdesignprocessesandensurediversityintheirteamstomitigatebias.Finally,publiceducationiscrucialsothatcitizensunderstandtheimplicationsofAIandcanengageininformeddebatesaboutitsfuture.51.WhatisamajorethicalconcernregardingAImentionedinthetext?A.Itusestoomuchelectricity.B.Itisdifficulttoprogram.C.Itcanreplicateandamplifybiasesfoundindata.D.Itistooexpensiveforsmallbusinesses.52.HowdoesAIaffectthejobmarketaccordingtothetext?A.Itcreatesmorejobsthanitdestroys.B.Itonlyaffectslow-skilledworkers.C.Itrisksdisplacingworkersandcausingeconomicinequality.D.Ithasnoimpactonthejobmarket.53.Whatdoesthe"blackbox"problemreferto?A.ThephysicaldesignofAIcomputers.B.ThedifficultyinunderstandinghowAImakesdecisions.C.Thesecurityrisksofstoringdata.D.ThecostofAIhardware.54.Whodoesthetextsayneedstoestablishregulations?A.Techcompaniesonly.B.Universities.C.Governments.D.Individuals.55.Whatistheauthor'sstanceonAI?A.Itshouldbebannedimmediately.B.Itisperfectandneedsnochanges.C.Itoffersbenefitsbutrequirescarefulethicalmanagement.D.Itisonlyusefulforentertainment.PartIVWriting(45minutes)SectionA(10minutes)Directions:Readthefollowingmessagefromacolleague.Writeareplytotheemail.Subject:MeetingReschedulingHi,I’msorry,butIhavetoattendtoanurgentfamilymattertomorrowmorning.Couldwerescheduleourprojectmeetingfrom10:00AMto3:00PM?Pleaseletmeknowifthistimeworksforyou.Thanks,JohnWriteyourreplyinabout50words.SectionB(35minutes)Directions:Writeanessayonthefollowingtopic.TheImpactofSocialMediaonInterpersonalCommunicationYoushouldwriteatleast200words.Inyouressay,youshould:1.Describehowsocialmediahaschangedthewaypeoplecommunicate.2.Discussthepositiveandnegativeeffectsofthischange.3.Giveyourownopiniononthebalancebetweenonlineandofflinecommunication.AnswerKeyandExplanationsPartIListeningComprehension1.A.Thewomansays,"Whydidn'tyoujustgotobedearlier?"implyingthatthemanshouldhaveprioritizedsleepinsteadofstayingupallnight.2.B.Themansays,"Checkyourhandbagagain.Youusuallyputitinthesidepocket."3.C.Thewomansays,"Inthatcase,we’dbet