2025届云南省大理州丽江怒江高三第二次诊断性检测英语试卷含解析

2025届云南省大理州丽江怒江高三第二次诊断性检测英语试卷考生须知：1．全卷分选择题和非选择题两部分，全部在答题纸上作答。选择题必须用2B铅笔填涂；非选择题的答案必须用黑色字迹的钢笔或答字笔写在“答题纸”相应位置上。2．请用黑色字迹的钢笔或答字笔在“答题纸”上先填写姓名和准考证号。3．保持卡面清洁，不要折叠，不要弄破、弄皱，在草稿纸、试题卷上答题无效。第一部分（共20小题，每小题1.5分，满分30分）1．—Iwasinformedthatyouwonthelottery?—Areyoukidding?MaybeIwillwinalotterywhen______.A．youcryforthemoon B．pigsflyC．allgoodthingscometoanend D．yougetanewleaseonlife2．—Youshouldhavehelpedyourmomwashthedishes．—Imeant．Butsheisalwaystellingmetostudy．A．todo B．to C．doingso D．doing3．Wherehaveyoubeen?—I_______intheheavytraffic.OtherwiseI_______hereearlier.A．havegotstuck;wouldhavecome B．gotstuck;wasC．gotstuck;wouldhavecome D．hadstuck;wouldcome4．______flag-raisingceremonywasheldattheGoldenBauhiniaSquareonJuly1tocelebrate______17thanniversaryofHongKong’sreturntoChina.A．A;/ B．A;theC．The;the D．/;the5．Acceptanceisnotaboutlikingasituation.Itisaboutacknowledgingallthathasbeenlostand________tolivewiththatloss.A．learning B．learnedC．tolearn D．havinglearned6．Catherinecamehomehappily,whichsuggestedthatshethefinalexam.A．hadpassed B．pass C．wouldpass D．shouldpass7．Thoughsmall,thecountryhas_____plantsfromdesertgrassestotropicaljungle.A．extremeB．abundantC．artificialD．poisonous8．Asheworksinaremotearea,hevisitshisparentsonly_____A．anxiouslyB．occasionallyC．practicallyD．urgently9．—Let’sgotothecinemathisSundaymorning.—I’dloveto，butI________asavolunteerinmycommunitythen.A．willwork B．haveworkedC．willbeworking D．wasworking10．Allenfollowedhiscustomeracrosstheyardandstoodonthestepofthehouse,twoshoppingbags.A．lifted B．havinglifted C．tolift D．lifting11．Philipswon8goldmedalsattheBeijingOlympicGames,__________astonishedtheworld.A．that B．which C．what D．who12．----Therewon’tbeanywheretopark.----Oh,_______.Let’strythesubway.A．that’sarealbargainB．that’sagoodpointC．that’sreallysomethingD．that’sallsettled13．Thedeal，nextweek，willallowCharneytomakeagreatfortuneinthestockmarket.A．completed B．beingcompletedC．tobecompleted D．havingbeencompleted14．Somebusinessownersarekeenonpublicwelfare.Thisislocalserviceshavebeenfunded.A．whether B．what C．where D．how15．Peterishelpingsettablesinthehall,whereJohn’sbirthdayparty________.A．isholdingB．hasheldC．isheldD．willbeheld16．EgyptianPresidentdecidedto______onFridayafternoonafteran18-daycampaignagainsthim,endinghisthirty-yearrule.A．stepdown B．breakin C．breakdown D．stepin17．—Whydidn’tyoutrytofinishthecomposition?—Itriedto,but________Icould,thebellranannouncingtheendoftheexamination.A．until B．whenC．after D．before18．Thenewproductisbeyondallpraiseandhasquicklytakenoverthemarket________itssuperiorquality.A．intermsof B．onaccountofC．onbehalfof D．ontopof19．ManyteacherslikesurfingtheInternet,________theymayfindalotofusefulvideosaboutteaching.A．which B．whereC．when D．that20．_______thosepastyears,wecouldn’thelpfeelingsorryforourparentswhoneverhadarestalltheyearround.A．Lookingbackupon B．Lookingaround C．Lookingout D．Lookingup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）ChineseInternationalSchoolApplicationFormBeforeanapplicantcanbeinvitedtotakepartinanassessment,anapplicationformshouldbereturnedtotheAdmissionsOffice,andtheapplicationfeeofHK$1,000cannotbereturned.ForoverseasapplicantswishingtopayincurrenciesotherthanHKdollars,thefeeisUS$145.Checksarealsogoodforpaymentto“ChineseInternationalSchool”.Theapplicationshouldinclude※Applicants’academicreportfromthelastschoolyear.※Arecentpassport-sizedphoto(attachedtotheapplicationform).※Acopyoftheapplicant’sHongKongIDcardorapassportshowingavalidHongKongvisa.※OnlyforapplicantsapplyingunderaCorporateNomination(提名)Right：Acompanyletterconfirmingthenomination.Pleasenotethattheapplicationfeeisnon-refundable.Applicantswhowouldliketore-applyforanotheracademicyearareaskedtosubmitanewapplicationandapplicationfee.AcceptanceApplicantswillbeinformedoftheiracceptancestatusinwritingbypostalmail.Initial(最初的)offersforReceptionwillbesentoutfromlateMarchonceallassessmentshavebeencompleted.Someapplicantswhohavebeenassessedmaybeheldonareservelist.Acceptancesmayalsobemadeonaconditionalbasisamongtheapplicantsonthereservelist.Applicantswhohavebeenassessedbutwhohavenotbeenadmittedarewelcometoreapplyforthenextacademicyear.Pleasenotethatsuchapplicantswillbeaskedtosubmitanewapplicationandapplicationfee.ConfirmationofAcceptanceandEnrollment(录取)Onceanapplicanthasbeenadmitted,theapplicantfamilywillbeaskedtoconfirmacceptanceandholdthestudent’splacewithimmediatepaymentoftherequiredfeesfortheNominationRight(HK$500),plusthesumofHK$7,500asthefirsttuitionpayment.Inaddition,enrollmentwillnotbeconsideredcompleteuntilthefollowinghavebeenreceived,normallyonemonthbeforethestartofthenewschoolyear※Physicalexaminationresults※Tuition(firstmonth)1、Accordingtothepassage,iftheapplicantsreapplyforanacademicyear,________.A．anewapplicationandapplicationfeearetoberequiredB．applicantsonareservelistneedn’tbeassessedC．theapplicationfeecanbereducedtoahalfD．theinitialapplicationformshouldbereturnedtotheAdmissionsOffice2、Whichofthefollowingistrue?A．Onceapplicantsarerefused,theycan’tapplyforitagain.B．Applicantsheldonareservelistwillnotbeadmitted.C．Applicantsdon’thavetogetacompanylettertoconfirmtheirapplication.D．TheapplicantsshouldshoweitheraHongKongvisaoraHongKongIDcard.3、Ifanapplicanthasbeenadmitted,theapplicantfamily________.A．willbeaskedtosubmitanewapplicationB．willreceivephysicalExaminationresultsC．willbeaskedtoonlypaythefirstmonthfeeD．willbeaskedtoconfirmacceptanceandpaythefees22．（8分）Exactlyfiveyearsago,onNewYear’sEve,Iwasinvitedtoachildren’sballbyamanhighupinthebusinessworld,whohadhisconnections,hiscircleofacquaintances,andhisclosefriends.Soitseemedasthoughthechildren’sballwasmerelyanexcusefortheparentstocometogetheranddiscussmattersofinteresttothemselves,quiteinnocentlyandcasually.Iwasanoutsider,and,asIhadnospecialmatterstoair,Iwasabletospendtheeveningindependentlyoftheothers.Therewasanothergentlemanpresentwholikemehadjuststumbledupon(偶然发现)thisaffairofdomestichappiness.Hewasthefirsttoattractmyattention.Hisappearancewasnotthatofamanofnoblebirth.Hewastall,ratherthin,veryserious,andwelldressed.Obviouslyhehadnoheartforthefamilycelebration.Theinstanthewentoffintoacornerbyhimselfthesmiledisappearedfromhisface,andhisthickdarkbrowsknittedintoafrown(皱眉).Heknewnooneexceptthehostandshowedeverysignofbeingboredtodeath,thoughbravelykeepingtheroleofthoroughenjoymenttotheend.LaterIlearnedthathewasaprovincial,hadcometothecapitalonsomeimportantbusiness,hadbroughtaletterofrecommendationtoourhost,andourhosthadtakenhimunderhisprotection,notatallwithlove.Itwasmerelyoutofpolitenessthathehadinvitedhimtothechildren’sball.Theydidnotplaycardswithhim.Theydidnotofferhimcigars.Nooneenteredintoconversationwithhim.Possiblytheyrecognizedthebirdbyitsfeathersfromadistance.Thus,mygentleman,notknowingwhattodowithhishands,wascompelled(迫使)tospendtheeveningstroking(抚摸)hiswhiskers(胡须).Hiswhiskerswerereallyfine,buthestrokedthemsoeagerlythatonegotthefeelingthatthewhiskershadcomeintotheworldfirstandafterwardsthemaninordertostrokethem.1、Accordingtotheauthor,therealpurposeofthechildrenballwasthat______.A．theparentswantedtomaketheirchildrenhappyB．theparentshadachancetomeetandsocializeC．thehosthopedtomaketheguestshappyD．thehostwantedtogiveawelcometoanimportantguest2、Thegentlemanwasunhappybecause______.A．hewasoneofthepoorrelativesofthehostB．hewasfromthecountrysideC．hewastryingtodosomebusinesswiththehostD．hewasnotreallywelcomeintheball3、Thegentlemantouchedhiswhiskerseagerlyjustbecause______.A．helikedhiswhiskersverymuchB．hehadthehabitofdoingsoC．hewasembarrassedintheballD．hefeltuneasywearingwhiskers4、Whentheauthorwastellingthestory,hewas______.A．humorousB．seriousC．jokingD．doubtful23．（8分）NewYear'sresolutions(决心)havebeenaroundlongenoughthatweallscenttosticktothesameones--hitthegym,layoffthecandy,readmorebooks,callyourmother-regardlessofwhetherwefollowthroughwithourintentions.WhileJanuary1stseemsliketheperfecttimetohaveanewstartagain,exactlywhenpeopledevelopedthatmindset(思维模式)isn’tcommonknowledge.Itturnsoutthatthemodernbeliefof'aNewYear’sresolutionisn’tasoldasyouthought.Accordingtomanyhistorians,theancientBabylonianswerethefirstgroupofpeopletomakeNewYear’sresolutions.However,insteadofmakingacommitmenttoselfimprovement,theymadeacommitmenttothegodstopaytheirdebtsandreturnanyobjectstheyhadborrowed.AnancientRomantraditionfrom46B．C,bearsevenmorelikenesstomodernresolutions.EmperorJuliusCaesardeclaredJanuarythemonthofJanus.RomansbelievedJanuslookedbackwardsintothepreviousyearandaheadintothefuture.Inhishonor,theymadesacrificestothegodandpromisesofgoodbehaviorforthecoiningyear.ButthemodernNewYear'sresolutiondidn’tfullyformuntilcenturieslater.Thepracticewascommonenoughbytheearly1800s.Anarticlein1802states,"Statesmenhavesworntohavenootherobjetinviewthanthegoodoftheircountry..thephysicianshavedeterminedtoadvisetheuseofmedicinenomorethanisnecessary,andtoheveryreasonableintheirfees.”Thefirsttime“NewYear'sresolution"appearedasaphrasewasintheJanuary1stissueofaBostonnewspaperin1813.“Ibelievetherearealotofpeople,"thearticlegoes,“withaseriousdeterminationofbeginningtheNewYearwithnewresolutionsandnewbehavior,andwiththefullbeliefthattheyshallacceptpunishmentforalltheirformerfaultsandwipethemaway.Soasyoumake(andpossiblyfailat)yourNewyear'sresolutions,knowthatyou'reingoodcompany.1、WhoseNewYearsresolutionsweremostdifferentfromthepresentcommonpractice?A．AncientBabylonians’. B．AncientRomans’.C．Statesmen'sinthe1800s. D．Bostonpeople'sin1813.2、AccordingtoParagraph4,thephysiciansfocusedtheirresolutionson_______A．annualincomes. B．personalambitions.C．professionalhonesty. D．academicimprovement.3、Whatistheauthor'spurposeinwritingthetext?A．ToencouragepeopletomakeNewyear'sresolutions.B．TogiveadviceonhowtomakeNewYear’sresolutions.C．TocomparedifferentNewyear'sresolutionsinhistory.D．TointroducethedevelopmentofNewYear'sresolutions.24．（8分）Humansmakemistakes.Evensurgeonswithyearsofexperiencearenotinfallible.Butwhatifthesedoctorscouldpooltheirknowledgeandexperiencetogetherandcreateasurgicalstandardofcare,tobecarriedoutbymachines?That'stheideabehindsurgicalrobots,whichmaysoonperformmostsurgeries,fromsewinguptinywoundstoperformingheartprocedures.Manyoftheseoperationsare,infact,alreadycompletedwiththeassistanceofrobots.Butarecenttestsuggeststhatrobotsintheoperatingroommaysoongoastepfurther,performingonsofttissuecompletelyontheirown,fromstarttofinish.TheSmartTissueAutonomousRobot（STAR）,successfullycompletedsurgeriesonpigs."We'rethefirstgrouptodevelopautonomousroboticsurgerywithsoft-tissuesurgery,andwhencomparedtostandardoperation,it'sbetter,"saysPeterKim,professorofsurgery."Theideaisnottoreplacesurgeons；itwillmakethesurgeonsbetterandmaketheproceduressafer."ArecentMayoClinicstudyfoundthatmajorsurgicalerrors-includingoperatingonthewrongsiteorsideofthebody,orevenleavingtoolsorobjectsinsidethepatient-occureveryoneoutof22,000procedures.That'srare,butrobotslikeSTARwouldaimtolowerthenumberevenfurther.InthedaVincisurgicalsystem,surgeonsplacetheirarmsinsideinstrumentsandusetheirhandstocontrolthemovementofrobotictoolsontheoperatingtablefromafar.Therobot'severymajormoveiscontrolledbysurgeons,andthusitsresultsmayvarybasedonthesurgeon'strainingorexperience.STAR,ontheotherhand,isentirelyautonomous.It'snotonlyabletoworkonitsownandperformsurgerieswithamoreflexible"hand",butit'sabletoreacttotheunexpectedincidents.Cuttingintohardtissuelikebonesisonething,butoperatingonmovingsofttissueisfarmorecomplex.STARreactstoachangingenvironment,similartohowself-drivingcarsareprogrammedtonotonlydriveonthehighway,butalsoreacttoanotherdrivermakingamistakeandgettinginyourway.1、Theunderlinedword"infallible"inParagraph1probablymeans______.A．quitesmartB．reallycreativeC．ratherresponsibleD．alwaysright2、WecanlearnfromthepassagethatSTAR______.A．canperformtheoperationonitsownB．hasbeenwidelyusedintheoperatingroomC．canmakesurgeriesmuchfasterD．willtaketheplaceofsurgeons3、InthedaVincisurgicalsystem,______.A．robotsaretrainedfromafarB．robotsalwaysmakemistakesC．surgeryresultsdependonsurgeonsD．surgeonshavetroublecontrollingrobots4、Inthelastparagraph,theauthormentionsself-drivingcarsinordertoshow______.A．howsmartanautonomousrobotcanbeB．howdifficultself-drivingonthehighwayisC．howbadgettinginanotherdriver'swaymightbeD．howdangerousoperatingonpeopleis.25．（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）完形填空Teenageyearscanbeconfusingforbothteenagersandparents．Atabout15,manyteensstartthinkingabouthowtheyfeelaboutthemselvesand1outhowthismatchesormismatcheswhatothersthinkofthem．Mostteensworkthroughthis2bytheageof16or17．Oftenteenagersaretreatedlike3biggerchildren,buttheywillneverbecome4andresponsibleiftheyarenotallowedtomakesomedecisionsforthemselves．Ifparentsforbidtheirchildrenfromdoingsomething,chancesarethattheywilldoit5withoutpermissionanyway．Theroleofaparentmust,therefore,changefromthatofprotectorandkeepertothatoffriendand6．Yeteventhemostcaringparentsmisunderstandtheirchildrensometimes,andsomethinkofteenagersasinsecure,stubbornand7．Asaresult,teenagersalwayskeeptheir8fromtheirparents．Teensoften9thattheirparentsrepeatthesamethingsoverandoveragainandneverlistentothem．Parentsmustunderstandthatteensneedtobeallowedto10theirsideofanyproblemandexpresstheirpointofview．Thus,moreprivateandlevel-headedcommunicationisneededfortheparents．Everyparentshouldtrytoscheduletimetobe11withtheirchild,liketakingashorttriptogether．Thistimeallowsparentstotalkandlistenwithout12fromworkorotherfamilymembers．Itmightalsobegoodtoencourageteensto13importantissuesatdinner．Discussiontimeshowsteensthatparentsareinterestedinthemandtheirlives．Aperson’steenageyearsareakeytimeforthemtoidentifytheirown14,likedistinguishinggoodfromevil．Handlingandimprovingcommunicationwithteenagersisnoteasy,butsuccesswillbe15forparentsandteensalike．1、A．pointing B．figuring C．turning D．standing2、A．Stage B．Difficulty C．Routine D．procedure3、A．obviously B．lightly C．extremely D．slightly4、A．tall B．healthy C．strong D．independent5、A．Bravely B．individually C．secretly D．willingly6、A．guide B．relative C．volunteer D．judge7、A．mature B．polite C．disrespectful D．dangerous8、A．relation B．distance C．balance D．attitude9、A．appreciate B．complain C．condemn D．approve10、A．hide B．solve C．tolerate D．present11、A．angry B．pleased C．alone D．strict12、A．suffer B．delay C．interruption D．escape13、A．discuss B．manage C．quarrel D．improve14、A．opinions B．interests C．determinations D．values15、A．rewarding B．challenging C．difficult D．impossible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）在空白处填入1个适当的单词或括号内单词正确形式TwodisabledChinesecitizenswhohaveplantedtrees

1．

(voluntary)inNorthernChinahavebeenvoted(投票)byChinesenetizensastheirinspiringheroes.Thevote

2．

(organize)byXinhuaNewsAgencysince2011toinspiremoralstrengthinthepublicbyhighlightingthegooddeedsofordinarypeople.Theeventisthefirstofitskind

3．

(find)heroesamonggrassrootspeople.JiaWenqiandJiaHaixia,bothof

4．

areagedover50,havearmandsightdisabilities.Disabled5．

theyare,theyhaveplantedover10,000treesinJingxingCountyoverthepast13years,preventingtheirvillagefromfloodingand

6．

(improve)theenvironmentalsurroundings.“Iamhishands;heismyeyes,”saysHaixia.“Wearegoodpartners.”Fully

7．

(devote)toprotectingtheenvironment,theyhaveturnedthewastelandintoagreenone,whichattracts

8．

largenumberofbirds.Plantingtreeshasbecomeanimportantpartoftheirlife.Despitetheirdisabilities,theyformagreatteamthatmakesahuge

9．

(different).Theydeservetobecalledeco-heroes

10．

theirunusualeffortandamazingdeed!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。每处错误仅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。DearEditor,I'mwritingtotellyouaboutashockedincidentthathappenedinBeijingZoointheafternoonofFeb23rd、IwasvisitingthezoothatafternoonwhileIheardbearsroaringterribly、Ihurriedtotheplacewherethebearslivedat、Isawtheblackbearbadlyinjuredandoneofthemrollonthegroundpainfully、Itwashurttooserioustomoveafoot、Thepeoplearoundwasshocked,angryandblamingthewrongdoer、IlearnedthatwasastudentfromafamousuniversityinBeijingwhocausedthetrouble、Hepulledsulfurandacidontothebearsorpretendingtofeedthem、Whatanshame!Animalsareourfriendsandsomethingmustbedonetopreventthemfrombeinginjured、SincerelyYoursLiHua第二节书面表达（满分25分）29．（25分）假定你是李华，计划本周末和同学一起去河边植树。请给外教Nancy写一封邮件，邀请她一同前往。内容包括：1．集合时间及地点；3.活动安排及提醒；3．午餐及返程时间。注意：1.词数100左右；开头和结尾已给出，不计入总词数；3．可以适当增加细节，以使行文连贯。DearNancy，_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________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、B3、C4、B5、A6、A7、B8、B9、C10、D11、B12、B13、C14、D15、D16、A17、D18、B19、B20、A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、D22、1、B2、D3、C4、B23、1、A2、C3、D24、1、D2、A3、C4、A25、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,whereaquarterofstuden