英语四级网上模拟试题

英语四级网上模拟试题

PartIWriting(30minutes)Directions:Forthispart,youareallowed30minutestowriteanessayonthetopicTheImpactofSocialMediaonInterpersonalCommunication.Youshouldwriteatleast120wordsbutnomorethan180words.--------------------------------------------------------------------PartIIReadingComprehension(SectionA)(15minutes)Directions:Inthissection,thereisapassagewithtenblanks.Youarerequiredtoselectonewordforeachblankfromalistofchoicesgiveninawordbankfollowingthepassage.Readthepassagethroughcarefullybeforemakingyourchoices.Eachchoiceinthebankisidentifiedbyaletter.Youmaynotuseanyofthewordsinthebankmorethanonce.Theriseofdigitaltechnologyhasfundamentallyalteredhowwework.Remotework,oncearare__1__,hasbecomemainstreamformanyindustries.Thisshiftoffersnumerousbenefits,suchasgreaterflexibilityandtheeliminationofdailycommutes.Employeescanoftendesigntheirworkschedulesaroundpersonal__2__,leadingtoimprovedwork-lifebalance.Foremployers,itopensaccesstoaglobaltalentpool,__3__geographicallimitations.However,thisnewmodelisnotwithoutchallenges.The__4__offace-to-faceinteractioncanleadtofeelingsofisolationamongteammembers.Collaborationmaysufferifcommunicationisnotmanaged__5__.Furthermore,theblurringofboundariesbetweenhomeandofficecanmakeitdifficultforsometo"switchoff,"potentiallyleadingtoburnout.Companiesarethusexploringhybridmodels,__6__remoteandin-officework,to__7__theadvantagesofboth.Thelong-term__8__ofthistrendoncorporatecultureandproductivityisstillunfolding.Itrequiresbothemployeesandemployerstodevelopnewskills—digitalliteracy,self-discipline,andtheabilitytobuildtrust__9__.Successinthisevolvinglandscapewilldependonadaptabilityandawillingnessto__10__traditionalworkparadigms.A)absenceB)blendC)commitmentsD)consequencesE)effectivelyF)embracingG)erodingH)exceptionI)harnessingJ)obligationK)remotelyL)transcendM)virtuallyN)virtueO)whereby--------------------------------------------------------------------PartIIIReadingComprehension(SectionB)(40minutes)Directions:Inthissection,youaregoingtoreadapassagewithtenstatementsattachedtoit.Eachstatementcontainsinformationgiveninoneoftheparagraphs.Identifytheparagraphfromwhichtheinformationisderived.Youmaychooseaparagraphmorethanonce.Eachparagraphismarkedwithaletter.TheScienceofHabitFormation[A]Habits,theautomaticbehaviorstriggeredbycontextualcues,dominateasignificantportionofourdailylives.Understandinghowtheyformandhowtochangethemisasubjectofgreatinterestinneuroscienceandpsychology.Atthecoreofhabitformationliesaneurologicalloopconsistingofthreekeyelements:thecue,theroutine,andthereward.[B]Thecueisthetriggerthatinitiatesthebehavior.Itcanbeanythingfromatimeofday,alocation,anemotionalstate,thepresenceofparticularpeople,oranimmediatelyprecedingaction.Forinstance,feelingstressed(cue)mighttriggertheroutineofbrowsingsocialmedia.Theroutineisthebehavioritself,whichcanbephysical,mental,oremotional.Therewardisthepositiveoutcomethebrainassociateswiththeroutine,whichservestoreinforcetheloop.Inourexample,therewardmightbeatemporarydistractionoradopaminereleasefromseeingnewcontent.[C]Thisloopbecomesmoreentrenchedwithrepetition.Eachtimethebehaviorissuccessfullycompletedinresponsetothecueandtherewardisobtained,theneuralpathwaysassociatedwiththislooparestrengthened.Eventually,thebrainstartstoanticipatetherewarduponencounteringthecue,creatingapowerfulsenseofcraving.Thiscravingiswhatmakeshabitssoautomaticandsometimesdifficulttoresist.Thedecision-makingpartofthebrain(theprefrontalcortex)becomeslessinvolved,andcontrolshiftstomoreautomaticbrainregionsassociatedwithpatternsandrewards.[D]CharlesDuhigg,inhisbookThePowerofHabit,popularizedthisconceptasthe"habitloop."Heemphasizesthattochangeabadhabit,youcannotsimplyeraseit;youmustreplacetheroutinewhilekeepingthesamecueandreward.Forexample,ifthecueisafternoonfatigueandtheroutineiseatingacandybarfortherewardofanenergyboost,onecouldreplacetheroutinewithashortwalkordrinkingaglassofwater.Thecueandthedesiredreward(feelingrefreshed)remainthesame,buttheroutineisalteredtoahealthierone.[E]Thetimeittakestoformanewhabitvarieswidelyamongindividualsanddependsonthecomplexityofthebehavior.A2009studypublishedintheEuropeanJournalofSocialPsychologysuggestedanaverageof66daysforanewbehaviortobecomeautomatic,witharangefrom18to254days.Consistencyisfarmorecriticalthanthespecifictimeframe.Missingasingledaydoesnotruintheprocess,butregularityhelpssolidifythenewneuralpathways.[F]Environmentaldesignplaysacrucialroleinhabitchange.Makingcuesforgoodhabitsobviousandeasytoaccess,whilemakingcuesforbadhabitsinvisibleordifficulttoengagewith,cansignificantlyinfluencebehavior.Forinstance,placingabowloffruitonthecounter(obviouscueforahealthysnack)andkeepingjunkfoodoutofsightinacupboardcannudgechoicestowardhealthiereatingwithoutrequiringconstantwillpower.[G]Anotherpowerfulstrategyisimplementationintention,whichinvolvescreatingaspecific"if-then"plan.Insteadofavaguegoallike"exercisemore,"animplementationintentionwouldbe"Ifitis7a.m.onaweekday,thenIwillputonmyrunningshoesandgofora20-minutejog."Thislinksaspecificcue(7a.m.onaweekday)withaspecificroutine(jogging),makingthedesiredactionmoreautomaticwhenthesituationarises.[H]Technologyalsoofferstoolsforhabitformation.Numerousappsaredesignedtotrackprogress,sendreminders(cues),andprovidevirtualrewards(likestreaksorbadges),leveragingthehabitloopprinciples.However,expertscautionthatthefoundationoflastingchangestillliesinunderstandingone'sowncuesandrewards,andcultivatingself-awareness.[I]Inconclusion,habitsarenotdestinies.Theyaremalleablepatternsetchedintoourneuralcircuitrythroughrepetition.Bydeconstructingthehabitloop,designingourenvironmentsthoughtfully,andusingstrategicplanning,wecantakeconsciouscontrolovertheautomaticbehaviorsthatshapeourhealth,productivity,andoverallwell-being.1.Thebrain'scravingforarewardwhenitrecognizesacueisadrivingforcebehindhabitualbehavior.2.Thebasicneurologicalstructureforahabitinvolvesatrigger,anaction,andabenefit.3.Astudyindicatedthattheperiodneededforabehaviortobecomeautomaticdiffersgreatlyfrompersontoperson.4.Aspecificplanconnectingasituationtoanactioncanmaketheactionmoreautomatic.5.Tomodifyanundesirablehabit,oneshouldalterthecentralactionbutmaintaintheoriginaltriggerandbenefit.6.Thepartofthebrainresponsibleforconsciousdecision-makingbecomeslessactiveasahabitsolidifies.7.Whereyouplaceitemsinyourhomecangentlyguideyoutowardbetterhabits.8.Theultimategoalofunderstandinghabitsistogaindeliberatecontroloverbehaviorsthataffectourlives.9.Whileappscanassist,sustainablehabitchangerequirespersonalinsightintoone'sowntriggersandrewards.10.Repeatingthecycleofcue,routine,andrewardmakestheconnectionsinthebrainstronger.--------------------------------------------------------------------PartIVReadingComprehension(SectionC)(40minutes)Directions:Thereare2passagesinthissection.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA),B),C)andD).Youshoulddecideonthebestchoice.PassageOneQuestions1to5arebasedonthefollowingpassage.Inaneraofinformationoverload,theabilitytofocusisbecominganincreasinglyscarceandvaluablecommodity.Attention,onceconsideredaninfiniteresource,isnowunderstoodasafiniteonethatmustbemanagedcarefully.Theconstantbarrageofnotifications,emails,andsocialmediaupdatesfracturesourconcentration,leadingtoaphenomenonoftendubbed"continuouspartialattention."Thisstateofperpetualdistractionnotonlyreducesproductivitybutmayalsohavedeepercognitivecosts.Researchinneurosciencesuggeststhatheavymultitasking,oftenspurredbydigitalinterruptions,canactuallyrewirethebrain.Itmaystrengthenneuralcircuitsforskimmingandswitchingtaskswhileweakeningthoseneededfordeep,sustainedfocusandcriticalthinking.Thebrain'sprefrontalcortex,vitalforhigher-orderfunctionslikeanalysisanddecision-making,requiresuninterruptedtimetoengagecomplexproblemseffectively.Whenconstantlyinterrupted,weoperatemoreinareactivemode,handlingshallowtasksbutstrugglingwithdepth.Furthermore,thehabitofreachingforourphonesattheslightesthintofboredompreventsthemindfromenteringastateofconstructivedaydreamingorreflection.Theseidlemomentsarenowoftenfilledwithstimulus,robbingusofthementalspacewherecreativityandproblem-solvingoftenincubate.Theconstantpursuitofnoveltyandfearofmissingout(FOMO)keepuslockedinacycleofdistraction,makingithardertotoleratetheboredomnecessaryfordeepwork.Cultivatingdeepfocus,therefore,requiresintentionaleffort.Strategiesincludedesignated"focusblocks"freefromdigitalinterruptions,practicingmindfulnesstotrainattention,andcreatingphysicalanddigitalenvironmentsthatminimizedistractions.Itisnotaboutrejectingtechnologybutaboutdevelopingthedisciplinetouseitintentionally,reclaimingcontroloverwherewedirectourpreciouscognitiveresources.Inadistractedworld,thecapacityforsustainedattentionmightwellbetheultimatecompetitiveadvantage.1.Whatisthemainideaofthepassage?A)Thedangersofsocialmediaaddictionareirreversible.B)Digitaltechnologyissolelyresponsiblefordecliningproductivity.C)Theabilitytomaintaindeepfocusiscrucialandneedsactivecultivationintoday'sworld.D)Multitaskingisanessentialskillforthemodernworkplace.2.Whatdoestheterm"continuouspartialattention"referto?A)Astateofcompleteconcentrationonasingletask.B)Aheightenedawarenessofallsurroundingstimuli.C)Afragmentedstateofmindcausedbyconstantdistractions.D)Amedicalconditionrequiringtreatment.3.Accordingtothepassage,whatisapotentiallong-termeffectofheavymultitasking?A)Itimprovesmemorycapacitysignificantly.B)Itenhancesthebrain'sabilityfordeepthinking.C)Itmayalterbraincircuitsinawaythathinderssustainedfocus.D)Itmakestheprefrontalcortexlargerandmoreactive.4.Whyaremomentsofboredomconsideredvaluable?A)Theyallowthebraintorestcompletelyandshutdown.B)Theyprovidenecessarytimeforphysicalrecovery.C)Theycanfostercreativityandproblem-solving.D)Theyareessentialforsocialinteractionplanning.5.Whatdoestheauthorsuggestasawaytocultivatedeepfocus?A)Abandoningalldigitaldevicespermanently.B)Delegatingallshallowtaskstoothers.C)Intentionallycreatingperiodsfreefrominterruptions.D)Increasingtheconsumptionofstimulatingcontent.PassageTwoQuestions6to10arebasedonthefollowingpassage.Theconceptofthe"sharingeconomy"hassurgedinpopularityoverthepastdecade,facilitatedbydigitalplatformsthatconnectindividualswithunderutilizedassets—beitaspareroom,acar,oraskill—withthosewhoneedthem.CompanieslikeAirbnbandUberareoftencitedaspioneers.Proponentsarguethatthismodelpromotesefficiency,reduceswastebymaximizingtheuseofexistingresources,providesflexibleincomeopportunities,andoftenoffersconsumersmorechoicesandlowerpricesthantraditionalservices.However,criticspointtosignificantdownsidesthatchallengeitsidealizedimage.Onemajorconcernisregulatoryarbitrage.Manysharingeconomyplatformsoperateinagrayarea,oftenbypassingregulationsandtaxesthatapplytotraditionalbusinesseslikehotelsandtaxiservices.Thiscancreateanunfaircompetitiveadvantageandraisequestionsaboutconsumerprotection,safetystandards,andliability.Forinstance,whoisresponsibleifaguestisinjuredinasharedapartment?Anothercriticalissueistheimpactonlabor.Whileofferingflexibility,manyplatform-basedgigslackthebenefitsandprotectionsassociatedwithtraditionalemployment,suchasminimumwageguarantees,healthinsurance,paidleave,andjobsecurity.Workersaretypicallyclassifiedasindependentcontractors,shiftingrisksandcosts(likevehiclemaintenancefordrivers)ontoindividuals.Thishassparkeddebatesabouttheneedforanewsocialcontractinthedigitalage.Furthermore,thesharingeconomycanhaveunintendedconsequencesonlocalcommunities.Incitieswithpopularshort-termrentalmarkets,thereisevidencesuggestingthatitcanreducetheavailabilityoflong-termhousingandcontributetorisingrents,aspropertiesareconvertedtomorelucrativetouristaccommodations.Theinfluxoftouristsinresidentialareascanalsodisruptneighborhooddynamics.Theevolutionofthesharingeconomypresentsacomplexchallengeforpolicymakers.Thegoalistoharnessitsinnovativepotentialandbenefitswhiledevelopingframeworksthatensurefaircompetition,protectworkersandconsumers,andmitigatenegativesocietalimpacts.Itisabalancingactbetweenfosteringinnovationandupholdingpublicinterest.6.Whatistheprimaryfunctionofdigitalplatformsinthesharingeconomy?A)Toreplacealltraditionalbusinessmodels.B)Toconnectownersofunusedassetswithpotentialusers.C)Tomanufacturenewproductsforshareduse.D)Toprovidefull-timeemploymentwithbenefits.7.Whatdoes"regulatoryarbitrage"refertointhecontextofthesharingeconomy?A)Platformsactivelyseekingmoregovernmentregulations.B)Platformsexploitingdifferencesinregulationstogainacostadvantage.C)Governmentscreatingspecialtaxbreaksforsharingeconomycompanies.D)Traditionalbusinessesadoptingsharingeconomymodels.8.Whatisacommoncriticismregardingworkersinthesharingeconomy?A)Theyareoverpaidcomparedtotraditionalemployees.B)Theylackstandardemploymentbenefitsandprotections.C)Theyarerequiredtoworkfixedhourswithoutflexibility.D)Theyaresubjecttostrictersafetyregulations.9.Whatpotentialnegativeeffectoncommunitiesismentionedinthepassage?A)Increasedtrafficcongestionfromdeliveryservices.B)Decreasedavailabilityoflong-termrentalhousing.C)Highercostsfortraditionalhotelservices.D)Reducedtourismrevenueforcities.10.Whatisthemainchallengeforpolicymakersregardingthesharingeconomy?A)Completelybanningitsoperationstoprotecttraditionalindustries.B)Findingabalancebetweenencouraginginnovationandprotectingpublicinterest.C)Ensuringthatsharingplatformsbecomepermanentemployers.D)Prioritizingtheinterestsofplatformcompaniesoverallothers.--