河北省迁西县一中2025届高三第二次诊断性检测英语试卷含解析

河北省迁西县一中2025届高三第二次诊断性检测英语试卷考生请注意：1．答题前请将考场、试室号、座位号、考生号、姓名写在试卷密封线内，不得在试卷上作任何标记。2．第一部分选择题每小题选出答案后，需将答案写在试卷指定的括号内，第二部分非选择题答案写在试卷题目指定的位置上。3．考生必须保证答题卡的整洁。考试结束后，请将本试卷和答题卡一并交回。第一部分（共20小题，每小题1.5分，满分30分）1．Theyintendedtohavetheschoolbetterequipped，thelocalgovernmentwas notabletogetenoughmoneytodoso.A．unless B．while C．although D．once2．-Excuseme,butwhyamInotallowedtousethegym?-________，butyourroompricedoesn'tcoverit.A．NohurryB．NowonderC．NooffenceD．Noproblem3．IhadhopedtotakeaholidaythisyearbutIwasn’tableto______.A．getaway B．dropin C．checkout D．holdon4．Itisthebusdriverwhoshould______thesafetyofthepassengers.A．answerforB．searchforC．standforD．gofor5．Mr.Smithdidn’tunderstand_____madehissonsoupsetthatevening.A．whatwasit B．whyitwasthis C．howthatwas D．whatitwasthat6．Comehere,Mary.Ifyoustandatthisangle,you______justseethesunset.A．must B．needC．can D．should7．Itwasconsiderate_____younottoplaythepianowhileIwasasleep.A．of B．for C．to D．from8．Onceyou’ve________theitemsyouordered,putthisrecordinyourfile.A．checkedin B．checkedoffC．checkedout D．checkedwith9．Ihadhardlyrungthebell________thedoorwasopenedsuddenly,andmysonrushedouttogreetme.A．beforeB．untilC．asD．since10．TheartistissaidduringtheproductionandthusapiratedvideowassoldineverypartofKenya.A．tobecheated B．beingcheatedC．tohavebeencheated D．havingbeencheated11．TheU.S.officialsaidNorthKorea---andIran---shouldfollowinthestepsofLibya,whichlastDecembersaiditwouldwork__________toallowinternationalweaponsinspectorstodotheirwork.A．unconditionally B．unwillingly C．unfortunately D．uncomfortably12．Manymemoriesofoldtimeswerebytheconversationwehadtogetherthatevening.A．calledup B．turnedup C．takenup D．keptup13．Iamsurethatthegirlyouaregoingtomeetismorebeautiful_______thaninherpictures.A．innature B．inmovement C．intheflesh D．inthemood14．---Thankyouforremindingmeofthetime,orIlatefortheflightyesterday.---Don’tmentionit.A．willhavebeen B．wouldhavebeenC．mustbe D．couldbe15．Oh!Theflowercan’tbesaved.Iftheflowerhadbeenwatered，itnow.A．wouldn’tbedying B．isdeadC．hadbeendead D．willnotdie16．---Don’tworry,Mum.Thedoctorsaiditwasonlytheflu.---__________!I’lltelldadthere’snothingserious.A．CongratulationsB．WhatareliefC．HowsurprisingD．I’msosorry17．—Whatwasitthatcausedthepartytobeputoff?—________theinvitations.A．BecauseTomdelayedsendingB．TomdelayedtosendC．ThatTomdelayedsendingD．Tomdelayedsending18．--Catherine,Ihavecleanedtheroomforyou.---Thanks.You_______it.Icouldmanageitmyself.A．needn’tdo B．shouldn’thavedone C．mustn’tdo D．needn’thavedone19．Ourbossistoostrictwithus.Ican’t_____inwiththeworksituationhere.A．fit B．get C．make D．take20．Heisverytired，soheneedssometime________dutyforrelaxationandrest.A．through B．onC．with D．off第二部分阅读理解（满分40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。21．（6分）Whenmostpeoplethinkoftheword,“brand”,theythinkoftheNikeSwoosh,Ford“blueoval,”McDonaldsGoldenArches,orthe“StateFarmisThere”jingle.Theyknowwhattheywillgetwithawellbrandedproductorserviceaspromised.ThinkofVolvo,forinstance,andyourfirstthoughtsareprobablysomethinglike“wellbuilt,comfortable,Swedish”and,mostofall,“safety”.Soabrandisalotmorethanalogo,icon,orslogan.Catchyasitmaysound,itisn’tthe“brand”inthetruesense—anditcertainlyisn’twhatmakesthebrandvaluable.Acompany’sbrandisapromise.It’sadescriptionofthecompany’scharacter.Tosomeextent,it’samission;it’showthecompanycreatesanddeliversvalue.Also,it’sthefeelingthecompanyconveystoitsstakeholders.Successfulbrandsmeetvariouschallengesandconsistentlydeliverontheirpromises,whichishowtheycreatebrandvalue.Toillustrateit,herearesomebrandpromisesfromthreehighlysuccessful,world-widebrands:TheNFL:“Tobethepremiersportsandentertainmentbrandthatbringspeopletogether,connectingthemsociallyandemotionallylikenoother.”Coca-Cola:“Toinspiremomentsofoptimismanduplift.”VirginAtlantic:“Tobegenuine,fun,contemporary,anddifferentineverythingwedoatareasonableprice.”Interesting.Innoneoftheabovecasesdoesthebrandpromisedescribewhatthesecompaniesdoorprovide.TheNFL’sbrandpromisesaysnothingaboutfootball.Coca-Coladoesn’ttalkaboutprovidingthebestsoftdrinksintheworld.AndVirginAtlantic’spromisegoesalotfartherthanseatingpassengersinitsaircrafts.Ofcourse,apromiseisnowherenearenough.Thepromisealongwithlook,personality,time,money,andhardworkcombinedcaneventuallyhelptobuildandmaintaingreatbrandsandacquireaspecialpatina(光泽)ofwhatIcall“me”appeal,showingmypersonalappetite.Applehasthatpatina.Allofthiscanleadtosub-brands,likeiPhoneandiPadwhichacquirethegloryoftheparentbrand.Sometimesabrandismemorablebecauseoflittlethings.TDBankhasaspecialplaceintheirbranchesforyoutodepositallthosecoinsyoucollectinjars.ItiscalledthePennyArcadethatturnsdepositingyourcoinsintoafungameinwhichyoucanevenwinprizes.Yearsago,DimeSavingsBankinNewYorkhadasmalldime(十分硬币)carrier.Itwasgiventokidsandthenthey’dfillupits50slots(投币口)withadimeineachoneandbringittoexchangefora$5bill.1、Whatcanweknowfromthefirst2paragraphs?A．Peopletendtobelieveintopbrandsbecausetheydeliverwhatispromised.B．WellbrandedSwedishproductsareofgoodqualitybutmorecostlythanothers.C．Wellbrandedproductsarefacedwithgreatchallengesofqualitycurrently.D．Acompanyshouldn’tcareaboutlogosbecausetheycan’tmakethebrandvaluable.2、Intheauthor’sopinion,abrandpromiseis___________.A．thecontractbetweenacompanyandthepeoplewhointeractwithitB．theonlywaytobuildandmaintainagreatbrand’svalueC．adescriptionofwhatacompanyactuallydoesforitsconsumersD．animportantfactorcontributingtothesuccessofabrand3、Accordingtothepassage,whatisprobably“VirginAtlantic”?A．Afinancialcompany. B．Ahigh-techsoftwareproduct.C．Anairlinecompany. D．Anentertainmentproduct.4、Whatcanbeinferredfromthepassage?A．Buyingacertainbrandsaysnothingaboutthepersonwhobuysit.B．Littlethingscanmeanalotandmakeabrandmemorable.C．Sub-brandsarerelativelyeasytobuildandgeneratehugeprofits.D．DimeSavingsBank’sdimecarriersaredifficultforkidstooperate.22．（8分）Withchildbehavior,thereisalmostmuchmorethanitmeetstheeye.Becauseitoccursatsomanydifferentlevels,childbehaviorthatseemssimpleatonelevelcanoftenbemuchmorecomplexandmeaningfulatanother.Forinstance,alittlechild’spatternofgettingintocupboards,drawersandclosedrooms,evenafterbeingtoldnotto,iseasilyconsideredasbadbehavior.Whenviewedatthatlevel,thepatternisunacceptableandcouldleadtopunishment.Butitcanbeviewedatamorecomplexandmeaningfullevel,namelychildexploration.Ifachildregularlyexperiencesanangryparentwhoseemsdeterminedtopreventanyexploratoryactivities,thechildwilldecidetocontinuetoachievefuturediscoveries.Whenparentsviewthisbehaviorasbornoutofnaturalcuriosityratherthansimpleopposition,theyaremorelikelytoacceptandappropriatelymonitorit.Althoughitmayleadtowarningresponsestoensurethechild’ssafety,itislesslikelytoleadtopunishment.Therearecountlessotherexamples.Holdingagoldfishoutsideitsbowlisfoolishatonelevelbutalsocanbeseenasayoungchild’sattempttoexpressphysicalaffectionforapet.Spendingtimewithfriendsratherthanfamilyisselfishatonelevelbutalsoindicatesateen’sneedforindependence.Thepointhereisthatchildbehaviorisoftenexhibitedinsimpleformsthatcanbeoppositional,selfishorgenerallyunacceptableifviewedonlyatthatbasiclevel.However,whenviewedatamoremeaningfullevel,thesameapparentlysimplebehaviorcanbeseenassomethinglargerandpotentiallymoreadaptive.Thisdoesn’tmeanthebehaviorshouldbeignored,especiallyifitisinappropriate.Butlookingatthebiggerpictureofachild’sbehavior,adultsmightgainafullerunderstandingofwhatthey’redealingwith,whichcancreatemoreflexibilityinhowtheyrespond.1、AccordingtoParagraph1,wecanknowthatchildbehavior________.A．occursatdifferentlevelsB．isverychangeableC．isinacceptableD．isfullyunderstoodbyadults2、TheexamplesintheParagraph2mainlyshowsthat________.A．parentsshouldproperlypunishchildbehaviorB．therearedifferentattitudestochildbehaviorC．children’sbehaviorshowstheirinterestsD．parentsshouldkeeptheirchildren’ssafetyinmind3、ItcanbeinferredfromParagraph3that________.A．childbehaviorreflectsachild’sneedB．childrenspendingtimewithfriendsshowtheirselfishnessC．whatachilddoescanmeandifferentlywhenseenfromdifferentaspectsD．childrentendtodosomethingtoshowtheirdependencetotheirparents4、Whatdoesthewritersuggestparentsshoulddowithachild’sbehavior?A．Haveapositiveattitudetowardsit.B．Ignoretheimproperbehavior.C．Viewitatthebasiclevel.D．Watchoveritfromheadtofoot.23．（8分）WhenShakespearewastwenty-one,hewenttoLondon,averyinterestingplace,totryhisfortune.TherewasthefamousLondonBridgeandSt.Paul’sCathedral,andpalacesandmarketsandlongstreetsfullofshops.Then,too,therewerethedailycrowdswherecouldbeseenpeoplefromallovertheworld.Knights,scholarsandthehighwayman(拦路强盗）orthieves,whohadbeeninfamousfortheircleverrobberies,passedbyeachother.Here,also,werenoblemendressedingold,fromItalyandSpainandFrance;slavesfromSpanishAmerica,seacaptainsandministers,soldiersandservants—allheldbychancesorinterestswithinthegraywallswhichcircledLondon,andwhosegatesgavewelcometoasstrangeacrowdascouldbefoundintheworld.IntothiscuriouscrowdcameShakespeare,quicktoseeandeagertolearn.Andbeforelongallthesestrangesightswereasfamiliartohimasthefacesofhisowntown’sresidents.Eachonetolditsstorytohimsoplainlythat,asbeforehehadlearnedthesecretsofthefieldsandwoods,sonowhelearnedmenandmen’sintereststhatmakeupthegreatworld.Andhelearnedtheselessonssowellthatwhenhecametowritehisplays,hemadesuchuseofthemasnowriterevermadebeforeorsince;foritistheuseofthisknowledgeoftheworld,combinedwithhisowngenius,thatmakesShakespearethegreatestdramatistthathaseverlived.1、WhatwasLondonlikeinShakespeare’seyeswhenhefirstwentthere?A．Dirtyandsmall. B．Strangeandinteresting.C．Infamousandterrible. D．Familiarandmodern.2、WhichofthefollowingbestdescribesShakespeare?A．Shakespearegotinspirationtowritefromhishometown,London.B．ShakespearewaseagertomakefriendswiththenoblemeninLondon.C．Shakespearewasgoodatobservingandlearningfromthedailylife.D．Shakespearebecamethegreatestdramatistowingtohisowngenius.3、Whatdoestheword“one”inparagraph5referto?A．Crowd. B．Resident.C．Face. D．Sight.4、Thepassageprobablycomesfrom______.A．aposter B．atextbookC．anadvertisement D．anannouncement24．（8分）USscientistssaytheyhavepouredcoldwateronthetheorythatwashinghandswithhotwaterkillsmoregerms(细菌)thanunheatedwater.Thesmallstudyof20peoplefoundusingwaterat15℃(59F)lefthandsascleanaswaterheatedto38℃(100F).NationalHealthService(NHS)recommendsthatpeoplewashtheirhandsineithercoldorwarmwater.Inthisstudy,scientistsatRutgersUniversity—NewBrunswickwantedtofindoutifpopularassumptionsaboutthebenefitsofwarmorhotwaterandofficialguidanceonhotwater—giventothefoodindustryintheUS—heldtrue.Theyasked20peopletowashtheirhands20timeseachwithwaterthatwas15℃(59F),26℃(79F)or38degrees(100F).Volunteerswerealsoaskedtoexperimentwithvaryingamountsofsoap.Beforetheystartedthetests,theirhandswerecoveredinharmlessbugs.Researcherssaytherewasnodifferenceintheamountofbugsremovedasthetemperatureofthewaterortheamountofsoapchanged.ProfDonaldSchaffnersaid,“Peopleneedtofeelcomfortablewhentheyarewashingtheirhandsbutasfaraseffectivenessgoes,thisstudyshowsusthatthetemperatureofthewateruseddidnotmatter.”However,theresearchersaccepttheirstudyissmallandsaymoreextensiveworkisneededtodeterminethebestwaystoremoveharmfulbacteria.IntheUK,NHSexpertssaypeoplecanusecoldorhotwatertowashtheirhands.Theysayhandsshouldbewashedforatleast20secondsandstresstheimportanceofusingenoughsoaptocoverthewholesurfaceofthehands.Theirguidancefocusesonrubbinghandstogetherinvariouswaystomakesureeachsurfaceofeachhandisclean.1、Whatdoestheunderlinedphrase“pouredcoldwater”inParagraph1probablymean?A．Proved.B．Contradicted.C．Created.D．Accepted.2、Aftertheywashedtheirhandswitheitherhotorcoldwater,_______.A．volunteersalldidn'tfeelverycomfortableB．volunteersalltalkedaboutAmericanfoodindustryC．volunteersstillhadmuchgermontheirhandsD．volunteersnearlyhadthesameamountofgermremoved3、Howdoresearchersfeelabouttheirstudy?A．Itispopular.B．Itisconvincing.C．Itisincomplete.D．Itisabstract.4、Whichofthefollowingisthebesttitleforthetext?A．UsingColdWaterInsteadofHotWaterB．HowtoUseColdWatertoWashHandsC．It’sBettertoWashHandsinColdWaterD．WashingHandsinColdWaterasGoodasinHotWater25．（10分）AttheendofthespringsemesterinMay,studentstakingGeorgiaTech’sonlineKnowledge-BasedArtificialIntelligencecoursereceivedsomesurprisingnews.JillWatson,oneofthenineteachingassistants(TAs)thathadhelpedthemfinishthechallengingcourseforthepastfivemonthswasnota“she”butan“it”—anintelligentrobot!WatsonisthebrainchildofAshokGoel,whoteachesthepopularonlinecourse.TheProfessorofComputerandCognitiveScienceintheSchoolofInteractiveComputingcameupwiththeideaasawaytodealwiththenumberofquestionsposedbystudentsintheonlineforums(论坛).AccordingtoGoel,everytimethecourseisoffered,the300orsostudentsthatenrollpostover10,000questions.Thequestionsareoftenrepetitive.ThisledGoeltowonderifasmartrobotwouldhandlethequestionswhichrequirestandardresponses—thingslikedateswhenassignmentsaredue.HavingworkedwithIBM’sWatsontechnologyplatforminthepast,theprofessorknewitwouldbeidealforhisartificialTA:JillWatson.Theartificialintelligencesystemthatusesnaturallanguageprocessingandmachinelearningtoanalyzelargeamountsofdatahasevenbeenclevererthanhumancompetitorsonthetelevisionshow.Itwouldthereforeeasilybeabletohandleroutinequestionsthatrequiredlittle“thinking”.TheprofessorandhisteamofgraduatestudentsbeganbypopulatingJill’smemorywith40,000questionsandanswersfrompastterms.Thencamethetestingstage.Atfirst,Jillwasnotverygoodandoftengavestrangeanswers.Itoftengotstuckoncertainkeywords.Bytheendofthesemester,JillhadattainedenoughknowledgeandskillstoparticipateinforumswithoutanymanagementfromGoel,ortheotherassistants.1、Whatsurprisedthestudentswhotaketheonlinecourse?A．Thecoursewasinterestingbutchallenging.B．Ateachingassistantwasn’tarealperson.C．JillWatsonisahard-workingTA．D．Theyallfailedtopasstheircourse.2、What’sthebesttitleforthetext?A．ARobotofGeorgiagivesanonlinecourseB．AshokGoelCameupwiththeIdeaofJillWatsonC．JillWatson—OneoftheNineTeachingAssistantsD．GeorgiaTech’sTeachingAssistantTurnOuttoBeaRobot3、WhydidGoeldecidetoinventasmartrobot?A．Anumberofstudentstookhisonlinecourse.B．Asmartrobotisclevererthanahumanbeing.C．Toomanysimilarquestionsaretobedealtwith.4、Whatcanweinferfromthetext?A．Studentsshoulddealwithroutinequestions.B．Jillismainlyinchargeofpostingsurprisingnews.C．TheTAsgivestudentshomeworkatacertaintime.D．GoelissatisfiedwithJill’spresentperformance.第三部分语言知识运用（共两节）第一节（每小题1.5分，满分30分）阅读下面短文，从短文后各题所给的A、B、C和D四个选项中，选出可以填入空白处的最佳选项．26．（30分）Directions:ForeachblankinthefollowingpassagetherearefourwordsorphrasesmarkedA,B,CandD．Fillineachblankwiththewordorphrasethatbestfitsthecontext.Itwasahotsummerday.MydadandIwerereadytogooutforarideonthemotorcyclewithmyfriendKatieandthedog1thephonecallcame,acallthatmadethatbright,beautifuldayacold,dark,2one.Ihadjustputonmysuit,shorts,andtanktop(无袖紧身背心),andpackedmybagwithsunscreenand3elseIwouldneedfortheday.Iranintomyparents’roomtofindDad.WhenIsawhimonthephone,hewascrying.I’dneverseenmydadcrybefore.Myheart4whatpossiblycouldhavehappened?“Max,I’msosorry,”Iheardhimsay.That’swhenit5me.IknewthatSuziehaddied.Maxhasbeenmydad’sbestfriendforyears.Suzie,hisdaughter,hadararediseasethatmainlyaffectedherbody.HerbrainwasOK.Sheknewwhatwas6;sheknewthatshehadproblemsandwasdifferentfromotherkids.Onceshetoldherdadthatshewishedshecoulddieandbeborninadifferentbody.Yetalthoughshecouldn’tliveanormallife,shewasstillhappy.WhenSuzieandIwerelittle,wespentquiteabitoftimetogether.Aswegrewup,wegrew7ShelivedinNewYork,andIlivedintheMidwest.WhenSuziewasten,shehadtoliveina8inVirginia.Abouteightmonthsbeforeshedied,Maxgaveushernumberatthehospitalandwetalkedonthephoneatleasttwiceaweek9theend.Inaway,shelivedthroughme.Afterwefoundoutabouther10,wemadeourplanstogotoNewYorkforthefuneral.Whenshewasalive,IsentheraBeanieBabyandshesentonebacktome.Ihad11heranotheronebutneverhadthechancetosendittoher,soItookittoputinhercasket(棺材).Tobehonest,Ilearnedsomuchfromher.ShegavemefarmorethanIcouldevergivetoher.Iwillneverforgetherorthetalkswehad.InowknowthatImustnever12anythingforgranted,especiallymyhealthandthegiftoflife.1、A．when B．after C．once D．while2、A．glaring B．gorgeous C．glamorous D．gloomy3、A．anything B．something C．everything D．nothing4、A．sank B．dropped C．fell D．lowered5、A．surprised B．hit C．attracted D．beat6、A．gettingon B．goingon C．workingon D．runningon7、A．tall B．strong C．apart D．pretty8、A．kindergarten B．nursery C．clinic D．hospital9、A．until B．in C．since D．by10、A．condition B．survival C．situation D．death11、A．borrowed B．made C．bought D．sew12、A．get B．take C．enjoy D．own第二节（每小题1.5分，满分15分）阅读下面材料，在空白处填入1个适当的单词或括号内单词的正确形式。27．（15分）ArtistSongPeilunisknown1．“TheFatherofYelangValley”afterspendingthelasttwodecadesturningavillageintoanartisticvillage.Yelangwasanancientpoliticalcentrefirst2．(describe)inthe3rdcenturyBC,anditwascenteredin3．isnowwesternGuizhouProvince,China.Expertsbelievethatmanyancient4．(culture)wererootedhere,5．thereareunfortunatelynobuildingsleftstandinginthegreatvalley.InspiredbyCrazyHorse,amountainmonumentintheUSslate,ChineseartistSongPeilundevotedhislifetobuildingamemorialtotheartisticcultureofYelangValley.Itwasin6．Songquithisjobasaprofessorandpurchaseda200,000squaremeterplotoflandinamountainousforestarea.Thenhebegantofollowhisdream.Whenhefirstarrivedinthearea,mostofthelocals7．(mine)inthemountainandsellingthestonestomakeendsmeet，butheconvincedmanyofthemtohelphiminstead.Sofar,SongPeilunandthevillagers8．(turn)theforestlandthatheboughtintoanartisticvillagefullofstonesculptures,9．wereinspiredbyChineseNuoculture.Itisnowa10．(relative)populartouristattraction.第四部分写作（共两节）第一节短文改错（满分10分）28．（10分）假定英语课上老师要求同桌之间互相修改作文，请你修改你同桌写的以下作文。文中共有十处语言错误，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（∧），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：在错的词下面画横线，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1词；2、只允许修改10处，多者（从第11处起）不计分。DearSteven,Fromyourletter,Iknowitishardforyoutomakefriends、Thefollowingadvicemaybeforsomehelptoyou、Tobeginwith,walkingtoyourclassmatesandtalkwiththem、Afterseveraltalkyouwillhappyfindthattheyatelikelytoconsideryouasawarm-heartperson、Gradually,youwillenjoyeachothercompany、Besides,you’dbettertogivethemahandwhentheyareintrouble、Itisadvisabletoparticipateindifferentkindofactivities,whichyoucancommunicatewithdifferentpeople、Allinalifyoufollowmyadviceabove,youwouldfindthatitisn’tbigdealtomakesomefriends、Yours,Jack第二节书面表达（满分25分）29．（25分）假如你是李华，你的美国笔友JimSmith打算参加央视举办的“汉语桥(ChineseBridge)”大赛。请根据下表内容用英语给Jim写一封信，介绍相关情况。注意：1.100词左右；2.可适当增加细节，以使行文连贯；3.开头和结尾已给出，不计入总词数。DearJim，Howarethingswithyourecently?____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Yours，LiHua

参考答案第一部分（共20小题，每小题1.5分，满分30分）1、B2、C3、A4、A5、D6、C7、A8、B9、A10、C11、A12、A13、C14、B15、A16、B17、C18、D19、B20、D第二部分阅读理解（满分40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。21、1、A2、D3、C4、B22、1、A2、B3、C4、A23、1、B2、C3、D4、B24、1、B2、D3、C4、D25、A“smartdrug”takenbystudentstoimprovetheirperformancereallydoeswork,scientistshavefound.Thedrugmodafinil（莫达非尼）iscurrentlyusedtotreatsleepdisorder,butitiswidelyusedoff-labelbystudentstohelpthemreviseforexamsorfocusonlongessays.Untilnow,therehasbeenalackofclearevidenceoverwhetheritcanactuallyboostconcentrationandalertness.Butanewanalysisoftheresearchrevealeditdoesimproveplanninganddecisionmaking,flexibility,learningandmemory,andevencreativity.Thefindingsraiseseriousethical(处方的，道德的)questionsaboutwhethermodafinilshouldbe“classified,toleratedorcondemned”,scientistssaid.ProfessorGuyGoodwin,PresidentoftheEuropeanCollegesaid:“It’sthefirstrealexampleofa‘smartdrug’,whichcangenuinelyhelp,forexample,withexampreparation.”Previousethicaldiscussionsaroundsmartdrugsassumedmajoreffectsofthedrugsbeforeitwasclearthattherewereany,headded.Hecontinued“Ifcorrect,thepresentupdatemeanstheethicaldebateisreal:howshouldweclassify,tolerateorcondemnadrugthatimproveshumanperformance?”[Afifthofuniversitystudentsacrossthecountryclaimtohavetakensmartdrugs,

accordingtosurveysbystudentnewspaperTheTab.AndtheuseofmodafinilismostwidespreadatOxfordUniversity,whereaquarterofstudentsha