2025年下半年全国英语等级考试（PETS）四级练习试题库(黔东南)

2025年下半年全国英语等级考试（PETS）四级练习试题库(黔东南)SectionIListeningComprehensionDirections:ThissectionisdesignedtotestyourabilitytounderstandspokenEnglish.Youwillhearaselectionofrecordedmaterialsandyoumustanswerthequestionsthataccompanythem.Therearethreepartsinthissection,PartA,PartBandPartC.PartAForQuestions1-5,youwillhearaconversationbetweenastudentandaprofessoraboutaresearchproject.Whileyoulisten,filloutthetablewiththeinformationyouhaveheard.Writeonly1wordornumberforeachblank.Thestudentismajoringin1________.Thestudentneedstosubmittheproposalby2________.Theprofessorsuggestsfocusingontheimpactoflocal3________oneconomicgrowth.ThestudentisadvisedtoreadanarticlepublishedintheJournalof4________.Theprofessor'sofficehoursareon5________.PartBForQuestions6-10,youwillhearatalkaboutthehistoryanddevelopmentofbatikinGuizhou.DecidewhetherthefollowingstatementsareTrue(T)orFalse(F).6.Batikisprimarilyatechniqueusedformakingpaperdecorations.()7.ThenaturaldyeusedintraditionalGuizhoubatikismainlyextractedfromindigoplants.()8.IntraditionalMiaoculture,batikpatternsoftendepictstoriesofancestormigrationandmythology.()9.Themodernbatikindustryhascompletelyreplacedmanuallaborwithautomatedmachines.()10.Thespeakerbelievesthatinternationaltradeistheonlywaytopreservethebatiktradition.()PartCYouwillhearthreedialoguesorpassages.Beforelisteningtoeachone,youwillhavetimetoreadthequestionsrelatedtoit.Whilelistening,answereachquestionbychoosingA,B,CorD.Questions11-13arebasedonthefollowingpassageaboutremotework.11.Accordingtothepassage,whatistheprimaryreasoncompaniesareadoptinghybridworkmodels?A.Toreduceofficerentalcosts.B.Toattractandretaintalentdemandingflexibility.C.Tocomplywithnewgovernmentlaborlaws.D.Toencourageemployeestotravelmore.12.Whatisoneofthechallengesofremoteworkmentionedbythespeaker?A.Increasedcommutingtime.B.Difficultyinseparatingworkandpersonallife.C.Higherexpensesforofficeequipment.D.Reducedaccesstodigitaltools.13.Howdosomecompaniesaddressthecommunicationgapinremotework?A.Bymandatingdailyvideoconferences.B.Bycompletelyabandoningemailsystems.C.Byorganizingregularofflineteam-buildingactivities.D.Byhiringmorelocalmanagers.Questions14-16arebasedonaconversationbetweentwofriendsaboutenvironmentalprotection.14.Whatarethetwospeakersmainlydiscussing?A.Anewdocumentaryaboutoceanpollution.B.Theimplementationofaplasticbanintheircity.C.Theimportanceofrecyclingelectronicwaste.D.Theeffectsofclimatechangeonlocalagriculture.15.Whatisthewoman'sattitudetowardthenewenvironmentalpolicy?A.Shethinksitistoostrictforordinarycitizens.B.Shebelievesitwillnegativelyimpactthelocaleconomy.C.Shesupportsitbutdoubtsitsstrictenforcement.D.Shethinksitiscompletelyunnecessary.16.Whatdoesthemansuggestdoingattheendoftheconversation?A.Organizinganeighborhoodclean-upevent.B.Signingapetitionagainstplasticproduction.C.Writingalettertothelocalgovernment.D.Startingacarpoolinginitiative.Questions17-20arebasedonthefollowingnewsreport.17.Whatisthemaintopicofthenewsreport?A.Abreakthroughinartificialintelligenceresearch.B.Anewinternationaltreatyonspaceexploration.C.Asignificantdeclineinglobalgreenhousegasemissions.D.Amajorinvestmentinrenewableenergyindevelopingcountries.18.Accordingtothereport,whichsectorhasseenthemostrapidgrowthinrenewableenergyadoption?A.Theaviationsector.B.Theresidentialheatingsector.C.Thedatacenterandtechindustry.D.Theagriculturalsector.19.Whatobstacleismentionedregardingthetransitiontorenewableenergy?A.Lackoftechnologicalinnovation.B.Highinitialinfrastructurecosts.C.Insufficientsunlightandwindincertainregions.D.Publicresistancetonuclearpower.20.Whatistheexpert'ssuggestionforovercomingthisobstacle?A.Relyingentirelyonprivateinvestments.B.Seekinginternationalcooperationandfunding.C.Delayingthetransitionuntiltechnologybecomescheaper.D.Imposingheavytaxesontraditionalenergycompanies.SectionIIUseofEnglishReadthefollowingtext.ChoosethebestwordforeachblankfromtheoptionsA,B,C,andD.Theintegrationofartificialintelligence(AI)intohealthcaresystemsisnolongeradistantfuturisticconceptbutarapidlyunfoldingreality.AItechnologiesarecurrentlybeing21invariousmedicalfields,fromdiagnosingdiseasesto22drugdiscovery.Oneofthemostsignificant23ofAIinmedicineisitsabilitytoprocessvastamountsofdatawithaspeedandaccuracythat24humancapabilities.Machinelearningalgorithmscananalyzethousandsofmedicalimagesto25earlysignsofabnormalities,suchastumors,oftenlongbeforeahumanphysiciancould26them.However,theimplementationofAIinhealthcareisnotwithoutits27.Aprimaryconcernisthe28ofpatientdata.SinceAImodelsrequireenormousdatasetstolearnandimprove,thereisan29riskofsensitivepersonalinformationbeingexposedormisused.30,the"blackbox"natureofsomeAIalgorithmsposesasignificantethicaldilemma.WhenanAIsystemmakesadiagnostic31,doctorsoftencannotexplaintheexact32behindthedecision,whichunderminestrustandcomplicatesmedical33.Toaddresstheseissues,medicalinstitutionsandpolicymakersmustestablish34guidelinesforAIdevelopmentandusage.Transparencyshouldbea35requirement,meaningthatAIsystemsshouldbedesignedtoprovideclear,36explanationsfortheiroutputs.Furthermore,continuoushuman37isessential;AIshouldbeviewedasatooltoaugment,ratherthan38,humanmedicalprofessionals.TheultimategoalofintegratingAIintohealthcareshouldbetoenhancepatientcare,reducemedical39,andensurethatthebenefitsoftechnologicaladvancementare40equitablyacrossallpopulations.21.A.deployedB.exploredC.rejectedD.suspended22.A.prohibitingB.acceleratingC.questioningD.complicating23.A.threatsB.limitationsC.benefitsD.costs24.A.surpassB.matchC.hinderD.measure25.A.concealB.dismissC.detectD.create26.A.operateB.spotC.cureD.prevent27.A.advantagesB.challengesC.rewardsD.mysteries28.A.collectionB.sharingC.securityD.accuracy29.A.inherentB.eliminatedC.diminishedD.imaginary30.A.ThereforeB.OtherwiseC.MoreoverD.Nevertheless31.A.testB.errorC.predictionD.treatment32.A.rationaleB.costC.timingD.procedure33.A.trainingB.researchC.billingD.liability34.A.vagueB.stringentC.flexibleD.optional35.A.trivialB.voluntaryC.fundamentalD.secondary36.A.ambiguousB.understandableC.complexD.confidential37.A.replacementB.oversightC.errorD.interference38.A.replaceB.assistC.monitorD.evaluate39.A.expensesB.errorsC.trialsD.staff40.A.distributedB.concealedC.debatedD.restrictedSectionIIIReadingComprehensionPartAReadthefollowingtexts.AnswerthequestionsbeloweachtextbychoosingA,B,C,orD.Text1Ecotourismhasgainedimmensepopularityinrecentyearsastravelersbecomeincreasinglyconsciousoftheirenvironmentalfootprint.InregionslikeQiandongnan,knownforitsbreathtakinglandscapesandrichethnicminoritycultures,ecotourismpresentsbothunprecedentedopportunitiesandsignificantchallenges.Thecorephilosophyofecotourismistominimizethenegativeenvironmentalimpactoftourismwhilefosteringrespectforlocalculturesandgeneratingfinancialbenefitsforconservationandlocalcommunities.InQiandongnan,traditionalMiaoandDongvillageshaveopenedtheirdoorstooutsiders,offeringhomestays,traditionalmeals,andculturalperformances.Thisinfluxoftourismhasundeniablyboostedthelocaleconomy.Manyyoungpeoplewhopreviouslymigratedtocoastalcitiesforfactoryjobsarenowreturningtotheirhometownstostarttourism-relatedbusinesses.Thisreversemigrationhelpstopreservethesocialfabricofthesevillages,whichwerepreviouslysufferingfromanagingpopulationandalossofculturalheritage.However,therapidexpansionoftourismalsothreatenstheveryenvironmentandcultureitseekstoprotect.Thedemandformodernamenitiesoftenleadstounsustainableconstructionpractices,alteringthetraditionalwoodenarchitectureofthevillages.Furthermore,thecommercializationofculturalpracticescanreduceprofoundspiritualritualstomeretouristspectacles.Ifnotcarefullymanaged,thepursuitofprofitcanovershadowtheprinciplesofsustainability.Toensurethatecotourismremainssustainable,localgovernmentsandcommunityleadersmustcollaboratetoestablishcarryingcapacitylimits.Thisinvolvesdeterminingthemaximumnumberofvisitorsasitecanaccommodatewithoutcausingirreversibleenvironmentalorculturaldegradation.Additionally,revenuegeneratedfromtourismshouldbedirectlychanneledintocommunityprojects,suchasimprovinglocalinfrastructure,fundingschools,andmaintainingculturalsites.Whenlocalresidentsaretheprimarybeneficiariesoftourism,theyaremorelikelytoactasstewardsoftheirenvironmentandculture,ensuringthattheuniquecharmofQiandongnanenduresforgenerationstocome.41.Whatistheprimaryfocusofthefirstparagraph?A.TheeconomicbenefitsoftourisminQiandongnan.B.Thedefinitionandcorephilosophyofecotourism.C.TheenvironmentalchallengesinQiandongnan.D.Thehistoryofethnicminoritycultures.42.Accordingtothepassage,howhasecotourismaffectedthelocalpopulationinQiandongnan?A.Ithasforcedyoungpeopletomigratetocoastalcities.B.Ithasledtotheabandonmentoftraditionalvillages.C.Ithasencouragedyoungpeopletoreturnandstartbusinesses.D.Ithascausedanincreaseintheagingpopulation.43.Whatisapotentialnegativeconsequenceoftourismmentionedinparagraph3?A.Thedeclineinlocalinfrastructure.B.Thecommercializationofculturalpractices.C.Thereductionintouristnumbers.D.Theabandonmentofmodernamenities.44.Whatdoestheauthorsuggestby"carryingcapacitylimits"?A.Thephysicalstrengthrequiredfortouriststohikeintheregion.B.Thefinancialcapacityoflocalbusinessestoinvestininfrastructure.C.Themaximumnumberofvisitorsasitecanhandlewithoutdamage.D.Theabilityoflocalculturetoabsorbforeigninfluences.45.Whatistheauthor'soveralltoneinthepassage?A.Cautiouslyoptimistic.B.Severelycritical.C.Completelyindifferent.D.Overlyenthusiastic.Text2Theconceptofthe"InternetofThings"(IoT)hasevolvedfromatheoreticalframeworkintoatangiblereality,fundamentallyreshapinghowweinteractwithourenvironment.Atitscore,IoTreferstothenetworkofphysicalobjectsembeddedwithsensors,software,andothertechnologiesdesignedtoconnectandexchangedatawithotherdevicesovertheinternet.Fromsmartthermostatsthatlearnourtemperaturepreferencestowearablefitnesstrackersthatmonitorourheartrates,IoTdevicesareseamlesslyintegratingintoourdailylives.Theimplicationsofthisconnectivityarevast,particularlyintherealmofurbanplanning.SmartcitiesleverageIoTtechnologytooptimizetrafficflow,manageenergyconsumption,andenhancepublicsafety.Forinstance,sensorsinstalledinparkingspacescantransmitreal-timeavailabilitydatatoamobileapp,reducingthetimedriversspendcirclingtheblockandconsequentlyloweringvehicleemissions.Similarly,smartwastemanagementsystemsusesensorstonotifycollectionservicesonlywhenbinsarefull,optimizingcollectionroutesandsavingfuel.However,theproliferationofIoTdevicesalsoraisescriticalsecurityandprivacyconcerns.Everyconnecteddevicerepresentsapotentialentrypointforcybercriminals.Acompromisedsmartlockcouldgrantburglarsaccesstoahome,whileahackedmedicaldevicecouldhavelife-threateningconsequences.Furthermore,thevastamountsofpersonaldatacollectedbythesedevicescreateacomprehensiveprofileofusers'habitsandroutines,whichcanbeexploitedifnotadequatelyprotected.Addressingthesesecuritychallengesrequiresamulti-facetedapproach.Manufacturersmustprioritizesecurityinthedesignphase,ratherthantreatingitasanafterthought,byimplementingstrongencryptionandregularsoftwareupdates.Consumers,too,mustbeeducatedabouttherisksandtakeproactivesteps,suchaschangingdefaultpasswordsandsegmentingtheirhomenetworkstoisolateIoTdevicesfromsensitivepersonalcomputers.AsIoTcontinuestoexpand,strikingabalancebetweenconvenienceandsecuritywillbeparamountinrealizingitsfullpotentialwithoutcompromisingpersonalsafety.46.Accordingtothepassage,whatistheprimaryfunctionofIoTdevices?A.Toreplacetraditionalcomputersentirely.B.Toconnectandexchangedataovertheinternet.C.Toreducethecostofurbanplanning.D.Tomonitortheactivitiesofcybercriminals.47.Howdosmartparkingsystemscontributetoenvironmentalprotection?A.Bygeneratingelectricityfromsolarpanels.B.Byreducingthetimedriversspendlookingforparking.C.Byreplacingtraditionalcarswithelectricvehicles.D.Byincreasingthenumberofparkingspacesavailable.48.WhatisamajorconcernregardingthewidespreaduseofIoTdevices?A.Thehighcostofmanufacturing.B.Thelackofconsumerinterest.C.Thepotentialforsecuritybreachesandprivacyloss.D.Theinefficiencyofdatatransmission.49.Accordingtothetext,whatshouldmanufacturersdotoaddressIoTsecurityissues?A.Focussolelyonhardwareimprovements.B.Prioritizesecurityinthedesignphaseandprovideupdates.C.Stopcollectingpersonaldatafromusers.D.Chargeusersforsecuritysoftware.50.Whatisthemainideaofthepassage?A.Thetechnologicalsuperiorityofsmartcitiesoverruralareas.B.Theintegration,benefits,andrisksoftheInternetofThings.C.Themethodscybercriminalsusetohackmedicaldevices.D.Theimportanceofeducatingconsumersaboutnetworkpasswords.Text3Thepsychologicalphenomenonknownasthe"flowstate"hasgarneredsignificantattentioninbothacademiccirclesandpopularpsychology.CoinedbypsychologistMihalyCsikszentmihalyiinthe1970s,flowdescribesastateofdeepabsorptioninanactivity,characterizedbyalossofself-consciousnessandadistortedsenseoftime.Duringflow,individualsoftenreportfeelingasenseofeffortlesscontrolandintrinsicrewardfromthetaskitself,ratherthanfromexternalpressuresoranticipatedoutcomes.Achievingaflowstateisnotarandomoccurrence;ittypicallyrequiresadelicatebalancebetweentheperceivedchallengeofthetaskandtheindividual'sperceivedskills.Ifataskistooeasy,theindividualislikelytoexperienceboredomandapathy.Conversely,ifthetaskistoodifficult,anxietyandfrustrationwilldominate.Flowoccursinthe"sweetspot"wherethechallengeperfectlymatchestheindividual'sabilities,pushingthemtotheirlimitswhilestillremainingachievable.Thebenefitsoffrequentlyexperiencingflowextendbeyondmereenjoyment.Intheworkplace,employeeswhoregularlyenterflowstatesreporthigherlevelsofjobsatisfaction,creativity,andproductivity.Theyarelesseasilydistractedandmoreresilienttoworkplacestress.Ineducationalsettings,studentswhoachieveflowduringlearningactivitiesdemonstratedeepercomprehensionandbetterretentionofmaterial.Tofacilitatetheoccurrenceofflow,severalenvironmentalandpsychologicalconditionsmustbemet.First,theactivitymusthavecleargoalsandprovideimmediatefeedback,allowingtheindividualtoadjusttheiractionsinreal-time.Second,potentialdistractionsmustbeminimizedtoallowforsustainedconcentration.Finally,theindividualmustpossessasenseofpersonalautonomyandcontrolovertheactivity.Cultivatingtheseconditionscantransformmundanetasksintoengagingexperiences,significantlyenhancingbothpersonalwell-beingandprofessionalperformance.51.Whatisthedefiningcharacteristicofa"flowstate"accordingtothepassage?A.Thepursuitofexternalrewards.B.Thelossofself-consciousnessandtimedistortion.C.Thefeelingofanxietyandfrustration.D.Thecompleteabsenceofeffort.52.Accordingtoparagraph2,whendoesaflowstateoccur?A.Whenthetaskisextremelyeasy.B.Whenthetaskisimpossiblydifficult.C.Whenthechallengematchestheindividual'sskills.D.Whentherearenoexternalpressures.53.Howdoestheflowstateaffectstudentsineducationalsettings?A.Itdecreasestheirretentionofmaterial.B.Itimprovestheircomprehensionandmemory.C.Itmakesthemrelymoreonexternalrewards.D.Itcausesthemtofeeleasilydistracted.54.WhichofthefollowingisNOTaconditionmentionedforfacilitatingflow?A.Cleargoalsandimmediatefeedback.B.Minimizationofdistractions.C.Asenseofpersonalautonomy.D.Thepresenceofhighexternalpressure.55.Whatcanbeinferredabouttheflowstatefromthepassage?A.Itisaninnateabilitythatcannotbecultivated.B.Itisonlyapplicabletocreativeorartisticprofessions.C.Itcanbeachievedbyadjustingtaskconditionsandenvironment.D.Itisprimarilyatechniqueusedtoreduceworkplacestress.PartBReadthefollowingtextandchoosethebestheadingfromthelistA-Gforeachparagraph(56-60).Thereisoneextraheadingyoudonotneedtouse.A.ThepsychologicalpreparationforpublicspeakingB.ThetraditionaldefinitionofcommunicationC.Theimpactofnon-verbalcommunicationD.TheevolutionofcommunicationtechnologiesE.TheimportanceofaudienceanalysisF.TheroleoffeedbackineffectivecommunicationG.Thechallengesofcross-culturalcommunication56.________Effectivecommunicationisfundamentallyatwo-wayprocess,butitssuccessheavilyreliesonunderstandingthereceiver.Beforedeliveringamessage,acommunicatormustassessthedemographics,knowledgelevel,andculturalbackgroundoftheaudience.Amessagethatresonateswithagroupofexpertsmaycompletelyalienatealayaudience.Tailoringthevocabulary,tone,andexamplestosuitthespecificaudienceensuresthatthemessageisnotonlyheardbutalsounderstoodandappreciated.57.________Whiletheverbalcontentofamessageiscrucial,howitisdeliveredoftencarriesmoreweight.Researchsuggeststhatasignificantportionofhumancommunicationisnon-verbal.Facialexpressions,bodyposture,eyecontact,andtoneofvoicecaneitherreinforceorcontradictthespokenwords.Forexample,deliveringapositivemessagewithamonotonousvoiceandavertedeyescancreateconfusionanddistrust.Masteringthesesubtlecuesisessentialforanyeffectivecommunicator.58.________Nomatterhoweloquentaspeakeris,thecommunicationprocessisincompletewithoutaresponsefromthereceiver.Feedback,whetherverbalornon-verbal,allowsthesendertoevaluatetheeffectivenessofthemessage.Noddingheadsandengagedeyecontactindicateunderstandingandagreement,whilepuzzledlooksorfidgetingsuggestconfusionordisagreement.Askilledcommunicatorconstantlymonitorsthesesignalsandadjuststheirmessageaccordingly,perhapsbyclarifyingapointorchangingthedeliverystyle.59.________Themeansthroughwhichwecommunicatehavebeenradicallytransformedoverthepastcentury.Fromtheinventionofthetelegraphtotheadventoftheinternetandsocialmedia,technologyhascontinuouslyexpandedthereachandspeedofcommunication.However,thisconveniencehasalsointroducednewchallenges,suchasinformationoverloadandtheerosionofprivacy.Navigatingthisdigitallandscaperequiresnewliteracyskillstocriticallyevaluatethevastamountsofinformationweencounterdaily.60.________Whenindividualsfromdifferentculturalbackgroundsinteract,thepotentialformisunderstandingisexceptionallyhigh.Words,gestures,andsocialnormsdonotpossessuniversalmeanings.Agestureconsideredpoliteinoneculturemaybedeeplyoffensiveinanother.Therefore,interculturalcompetencerequiresmorethanjustlinguisticfluency;itdemandsculturalempathy,anawarenessofone'sownculturalbiases,andawillingnesstoadaptone'scommunicationstyletorespectdifferences.SectionIVWritingPartAYouareplanningtovisitalocalmuseuminQiandongnanwithagroupoffriends,butyouneedmoreinformation.Writeanemailtothemuseumadministration.Theemailshouldinclude:1)Thepurposeofyourvisitandtheexpecteddate.2)Arequestforinformationregardingopeninghoursandticketprices.3)Aquestionaboutwhetherguidedtoursareavailable.Youshouldwriteabout100words.Donotsignyournameattheendoftheemail.PartBBelowisachartshowingthechangesinthesourcesofnewsforadultsinacertaincitybetween2015and2025.Writeanessaybasedonthechart.Inyourwriting,youshould:1)Describetheinformationshowninthechart.2)Analyzethepossiblereasonsforthesechanges.3)Giveyourpredictionaboutthefuturetrend.Youshouldwriteabout160-200words.(ChartDescription:PrintMedia(Newspapers/Magazines):Decreasedfrom45%in2015to15%in2025.Television:Decreasedfrom35%to20%.Internet&SocialMedia:Increasedfrom20%to65%.)AnswerKeyandDetailedExplanationsSectionIListeningComprehensionPartA1.Economics2.Friday3.tourism4.Finance5.WednesdayPartB6.F(Batikisadyeingtechniqueusedoncloth,notpaperdecorations.)7.T(TraditionalGuizhoubatikusesindigoplantsfordyeextraction.)8.T(Miaobatikpatternsoftendepictancestralmigrationandmythology.)9.F(Thepassageimpliesthatwhilemodernindustryexists,manuallaborisstillvitaltothetradition,notcompletelyreplaced.)10.F(Thespeakerbelieveslocalcommunityengagementiskey,notjustinternationaltrade.)PartC11.B(Thespeakermentionsthatflexibilityisdemandedbytalent,drivingthehybridmodel.)12.B(Separatingworkandpersonallifeismentionedasachallengeofremotework.)13.C(Organizingregularofflineteam-buildingactivitiesissuggestedtobridgethecommunicationgap.)14.B(Theyarediscussingtheimplementationofaplasticbanintheircity.)15.C(Thewomansupportsthepolicybutdoubtsitsstrictenforcement.)16.A(Themansuggestsorganizinganeighborhoodclean-upevent.)17.D(Thenewsfocusesonamajorinvestmentinrenewableenergyindevelopingcountries.)18.C(Thedatacenterandtechindustryismentionedashavingthemostrapidgrowthinrenewableadoption.)19.B(Highinitialinfrastructurecostsarementionedasthemainobstacle.)20.B(Theexpertsuggestsseekinginternationalcooperationandfundingtoovercometheobstacle.)SectionIIUseofEnglish21.A.deployed.(Deployedmeansputintoeffectiveaction,fittingthecontextofAItechnologiesbeingusedinmedicalfields.)22.B.accelerating.(AIspeedsupdrugdiscovery,so"accelerating"isthecorrectword.)23.C.benefits.(Theabilitytoprocessdatafastandaccuratelyisanadvantage/benefit.)24.A.surpass.(AI'scapabilitiesinthiscontextgobeyond/exceedhumancapabilities.)25.C.detect.(Algorithmslookforandfindearlysignsofabnormalities.)26.B.spot.(Spotmeanstoseeornotice,matchingthecontextofphysiciansnoticingthings.)27.B.challenges.(Thepassagetransitionstothedifficulties/problemsofAIimplementation.)28.C.security.(Inthecontextofpatientdataandexposure,securityistheprimaryconcern.)29.A.inherent.(Inherentmeansexistingasanaturalorpermanentpart;therisknaturallycomeswithusinglargedatasets.)30.C.Moreover.(Introducesanadditionalchallengetothepreviouslymentioneddatasecurityissue.)31.C.prediction.(AIsystemsmakepredictionsbasedondatainmedicaldiagnostics.)32.A.rationale.(Rationalemeanstheunderlyingreason,whichdoctorscannotexplainduetotheblackboxnature.)33.D.liability.(Ifamachinemakesanerror,itcomplicatesthelegalresponsibility/liabilityinmedicine.)34.B.stringent.(Stringentguidelinesmeanstrictregulations,whichareneededforsecurity.)35.C.fundamental.(Transparencyisabasic,corerequirement,nottrivialorsecondary.)36.B.understandable.(Explanationsmustbecleartohumans,notambiguousorcomplex.)37.B.oversight.(HumanoversightmeanshumanssupervisingtheAI,whichisessential.)38.A.replace.(AIshouldaugment,notsubstitute,humanprofessionals.)39.B.errors.(AIinhealthcareshouldreducemistakes/errors.)40.A.distributed.(Benefitsshouldbesharedequitably,meaningdistributedfairly.)SectionIIIReadingComprehensionPartAText141.B.Thedefinitionandcorephilosophyofecotourism.(Paragraph1definesecotourismanditscorephilosophyofminimizingimpactandrespectinglocalcultures.)42.C.Ithasencouragedyoungpeopletoreturnandstartbusinesses.(Paragraph2mentionsthatyoungpeoplearereturningtotheirhometownstostarttourism-relatedbusinesses.)43.B.Thecommercializationofculturalpractices.(Paragraph3statesthatcommercializationcanreducespiritualritualstotouristspectacles.)44.C.Themaximumnumberofvisitorsasitecanhandlewithoutdamage.(Paragraph4definescarryingcapacityasthemaximumnumberofvisitorswithoutcausingirreversibledegradation.)45.A.Cautiouslyoptimistic.(Theauthoracknowledgesthebenefitsbutwarnsofchallenges,suggestingcarefulmanagementforapositiveoutcome.)Text246.B.Toconnectandexchangedataovertheinternet.(Paragraph1definesIoTasphysicalobjectsconnectingandexchangingdata.)47.B.Byreducingthetimedriversspendlookingforparking.(Paragraph2explainsthatsensorsreducecirclingtime,whichlowersemissions.)48.C.Thepotentialforsecuritybreachesandprivacyloss.(Paragraph3highlightssecurityandprivacyconcernsasmajorissues.)49.B.Prioritizesecurityinthedesignphaseandprovideupdates.(Paragraph4statesmanufacturersmustprioritizesecurityinthedesignphase,implementencryption,andprovideregularupdates.)50.B.Theintegration,benefits,andrisksoftheInternetofThings.(Thepassagecoversthedefinition,benefitsinsmartcities,andsecurityrisksofIoT.)Text351.B.Thelossofself-consciousnessandtimedistortion.(Paragraph1definesflowashavingalossofself-consciousnessandadistortedsenseoftime.)52.C.Whenthechallengematchestheindividual'sskills.(Paragraph2explainsflowo