天津市五區(qū)縣2025屆高三下學(xué)期第五次調(diào)研考試英語(yǔ)試題含解析

天津市五區(qū)縣2025屆高三下學(xué)期第五次調(diào)研考試英語(yǔ)試題注意事項(xiàng)：1．答卷前，考生務(wù)必將自己的姓名、準(zhǔn)考證號(hào)、考場(chǎng)號(hào)和座位號(hào)填寫在試題卷和答題卡上。用2B鉛筆將試卷類型（B）填涂在答題卡相應(yīng)位置上。將條形碼粘貼在答題卡右上角"條形碼粘貼處"。2．作答選擇題時(shí)，選出每小題答案后，用2B鉛筆把答題卡上對(duì)應(yīng)題目選項(xiàng)的答案信息點(diǎn)涂黑；如需改動(dòng)，用橡皮擦干凈后，再選涂其他答案。答案不能答在試題卷上。3．非選擇題必須用黑色字跡的鋼筆或簽字筆作答，答案必須寫在答題卡各題目指定區(qū)域內(nèi)相應(yīng)位置上；如需改動(dòng)，先劃掉原來(lái)的答案，然后再寫上新答案；不準(zhǔn)使用鉛筆和涂改液。不按以上要求作答無(wú)效。4．考生必須保證答題卡的整潔?？荚嚱Y(jié)束后，請(qǐng)將本試卷和答題卡一并交回。第一部分（共20小題，每小題1.5分，滿分30分）1．Thebiggestproblemformostplants,which________justgetupandrunawaywhenthreatened,isthatanimalsliketoeatthem.A．shallnot B．can'tC．needn't D．mustn't2．EventhoughthewayLinDaiyuexpressesherfeelingsmaybe________toamodernaudience,itisrootedinhercharacterandmakeswhosheis.A．a(chǎn)llergicB．foreignC．sensitiveD．fundamental3．Aseconomyisdeclining,jobs________totheyoung,continuetobescarce.A．a(chǎn)vailableB．convenientC．comfortableD．valuable4．TheU.S.officialsaidNorthKorea---andIran---shouldfollowinthestepsofLibya,whichlastDecembersaiditwouldwork__________toallowinternationalweaponsinspectorstodotheirwork.A．unconditionally B．unwillingly C．unfortunately D．uncomfortably5．Ifyouseethingsinanegativelight,youwillfindfaultseverywhereandproblemswheretherearereally________．A．noneB．someC．manyD．nothing6．Theincidentturnedhimintodifferentperson,evenifhedidnotrealizeitatbeginning.A．a(chǎn);a B．the;the C．the;a D．a(chǎn);the7．—Whathasmadehiminsuchhighspiritsrecently?—_____byhisteacherforsucceedingpassingtheexam.A．BeingpraisedB．PraisedC．HavingpraisedD．Topraise8．Newly-builtwoodencottageslinethestreet，___________theoldtownintoadreamland.A．turned B．turningC．toturn D．havingturned9．Althoughhedidnotdoit___________,hedefinitelyhadsomeresponsibility.A．instantly B．deliberatelyC．a(chǎn)ccidentally D．casually10．Neverinmylife________suchabeautifulsunrise!A．haveIseenB．IhaveseenC．didIseeD．Isaw11．Inthepastfewyears,we’veseenworksbyChinesesci-fiwriterswinninginternational______.A．conclusion B．standardC．potential D．recognition12．Youcanaskanyoneforhelp.________hereiswillingtolendyouahand.A．Everyone B．NooneC．One D．Someone13．Theboythefirstprize,buthewassocarelessastomakeafoolishmistake.A．musthavegained B．needhavegainedC．couldhavegained D．shallhavegained14．______metomorrowandI’llletyouknowthelabresult.A．Calling B．Call C．Tocall D．Havingcalled15．Thefollowing________________chosenasthecandidatesofthecompetition.A．is B．a(chǎn)reC．has D．have16．Infrontofthewholeaudience,PremiereLimadehispromise______thegovernmentwouldtryitsbesttosolvetheproblemofpovertyinChina.A．whatB．whichC．whetherD．that17．Theargumentremainsextremelyheateditisnecessarytofrequentlyupdateteachingmaterial.A．that B．which C．if D．whether18．—Guesswhat!Icameacrossanoldfriendatthestationlastweekend.—I’msureyoutalkedwithhimhappily.A．Soundsgood! B．Verywell.C．Hownice! D．Allright.19．---Excuseme,wherecanIgetmycarfilledup?---Therearegasstationsat________endoftheblock．A．both B．neitherC．either D．a(chǎn)ll20．—You’vemadegreatprogressinyourEnglishstudy,haven’tyou?—Yes,butmuch.A．remainstodo B．isremainedtodoC．remainstobedone D．isremainedtobedone第二部分閱讀理解（滿分40分）閱讀下列短文，從每題所給的A、B、C、D四個(gè)選項(xiàng)中，選出最佳選項(xiàng)。21．（6分）Exactlyfiveyearsago,onNewYear’sEve,Iwasinvitedtoachildren’sballbyamanhighupinthebusinessworld,whohadhisconnections,hiscircleofacquaintances,andhisclosefriends.Soitseemedasthoughthechildren’sballwasmerelyanexcusefortheparentstocometogetheranddiscussmattersofinteresttothemselves,quiteinnocentlyandcasually.Iwasanoutsider,and,asIhadnospecialmatterstoair,Iwasabletospendtheeveningindependentlyoftheothers.Therewasanothergentlemanpresentwholikemehadjuststumbledupon(偶然發(fā)現(xiàn))thisaffairofdomestichappiness.Hewasthefirsttoattractmyattention.Hisappearancewasnotthatofamanofnoblebirth.Hewastall,ratherthin,veryserious,andwelldressed.Obviouslyhehadnoheartforthefamilycelebration.Theinstanthewentoffintoacornerbyhimselfthesmiledisappearedfromhisface,andhisthickdarkbrowsknittedintoafrown(皺眉).Heknewnooneexceptthehostandshowedeverysignofbeingboredtodeath,thoughbravelykeepingtheroleofthoroughenjoymenttotheend.LaterIlearnedthathewasaprovincial,hadcometothecapitalonsomeimportantbusiness,hadbroughtaletterofrecommendationtoourhost,andourhosthadtakenhimunderhisprotection,notatallwithlove.Itwasmerelyoutofpolitenessthathehadinvitedhimtothechildren’sball.Theydidnotplaycardswithhim.Theydidnotofferhimcigars.Nooneenteredintoconversationwithhim.Possiblytheyrecognizedthebirdbyitsfeathersfromadistance.Thus,mygentleman,notknowingwhattodowithhishands,wascompelled(迫使)tospendtheeveningstroking(撫摸)hiswhiskers(胡須).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．doubtful22．（8分）SmartKidsFestivalEventsSmartKidsisacollectionofonehundredeventsscheduledinOctober.Thisyear,itisexperimentingwithPayWhatYouDecide(PWYD).Thatis,youcandecidetopaywhatyouwanttoorcanafford,afteryouhaveattendedanevent.Youcanpre-bookeventswithoutpayingforaticketinadvance.Herearesomeofthedirector’spicks.WalkontheWildSideNotticketed,FreeJoinstorytellerSarahLawtohearsciencestoriesaboutanimals.Alongthewayyou’llmeetallsortsofbeautifulcreaturesanddiscoverlifecyclesandfoodchains.Bestsuitedtochildrenaged5-9.Childrenunder8mustbeaccompaniedbyanadult.IntroductiontoWavesPre-book,PWYDSubjectsrangefromsoundwavestogravitywaves,andfromwavesoflighttocrashingwavesontheocean.MikeGoldsmithexploresthefundamentalfeaturessharedbyallwavesinthenaturalworld.ScienceintheFieldNotticketed,FreeThisstorytellingnightfeaturesascientistsharinghisfavouritememoriesofgatheringfirst-handdataonvariousfieldtrips.Comealongforinspiringandinformativestoriesstraightfromthescientist’smouth.JoinMarkSamuelstofindoutmoreinthisfun-filledworkshop.FestivalDinnerPre-book,￡25perpersonWhetheryouwanttoexploremoreaboutfood,orjustfancyatalkoverameal,joinustomarkthefirstsciencefestivalinLondon.Whichfoodsshouldyoueattotrickyourbrainintothinkingthatyouarefull?FindoutmorefromTomCrawford.1、Inwhicheventcanyoudecidethepayment?A．WalkontheWildSideB．IntroductiontoWavesC．ScienceintheFieldD．FestivalDinner2、Whowilltalkaboutexperiencesofcollectingdirectdata?A．SarahLaw.B．MikeGoldsmith.C．MarkSamuels.D．TomCrawford.3、Whatdothefoureventshaveincommon?A．Family-based.B．Science-themed.C．Pickedbychildren.D．Filledwithadventures.23．（8分）InancientEgypt,ashopkeeperdiscoveredthathecouldattractcustomerstohisshopsimplybymakingchangestoitsenvironment.Modernbusinesseshavebeenfollowinghislead,withmoretactics(策略).Onetacticinvolveswheretodisplaythegoods.Forexample,storesplacefruitsandvegetablesinthefirstsection.Theyknowthatcustomerswhobuythehealthyfoodfirstwillfeelhappysothattheywillbuymorejunkfood(垃圾食品)laterintheirtrip.Indepartmentstores,thewomen’sshoesectionisgenerallynexttothewomen’scosmetics(化妝品)section:whiletheshopassistantisgoingbacktofindtherightsizeshoe,boredcustomersarelikelytowanderoverandfindsomecosmeticstheymightwanttotrylater.Besides,businessesseektoappealtocustomers’senses.Storesnoticethatthesmellofbakedgoodsencouragesshopping,sotheymaketheirownbreadeachmorningandthenfanthebreadsmellintothestorethroughouttheday.Musicsellsgoods,too.ResearchersinBritainfoundthatwhenFrenchmusicwasplayed,salesofFrenchwineswentup.Whenitcomestothesellingofhouses,businessesalsousehighlyrewardingtactics.Theyfindthatcustomersmakedecisionsinthefirstfewsecondsuponwalkinginthedoor,andturnitintoabusinessopportunity.ACaliforniabuilderdesignedthestructureofitshousessmartly.Whenenteringthehouse,thecustomerwouldseethePacificOceanthroughthewindows,andthenthepoolthroughanopenstairwayleadingtothelowerlevel.Theinstantviewofwateronbothlevelshelpedsellthese$10millionhouses.1、Whydostoresusuallydisplayfruitsandvegetablesinthefirstsection?A．Tosavecustomerstime. B．Toshowtheyarehighqualityfoods.C．Tohelpselljunkfood. D．Tosellthematdiscountprices.2、AccordingtoParagraph3,whichofthefollowingencouragescustomerstobuy?A．Openingthestoreearlyinthemorning. B．DisplayingBritishwinesnexttoFrenchones.C．Invitingcustomerstoplaymusic. D．Fillingthestorewiththesmelloffreshbread.3、WhatistheCaliforniabuilder’sstoryintendedtoprove?A．Thehousestructureisakeyfactorcustomersconsider.B．Themorecostlythehouseis,thebetteritsells.C．Anoceanviewismuchtothecustomers’taste.D．Agoodfirstimpressionincreasessales.4、Whatisthemainpurposeofthepassage?A．Toexplainhowbusinessesturnpeopleintotheircustomers.B．Tointroducehowbusinesseshavegrownfromthepast.C．Toreportresearchesoncustomerbehavior.D．Toshowdishonestbusinesspractices.24．（8分）AttheendofthespringsemesterinMay,studentstakingGeorgiaTech’sonlineKnowledge-BasedArtificialIntelligencecoursereceivedsomesurprisingnews.JillWatson,oneofthenineteachingassistants(TAs)thathadhelpedthemfinishthechallengingcourseforthepastfivemonthswasnota“she”butan“it”—anintelligentrobot!WatsonisthebrainchildofAshokGoel,whoteachesthepopularonlinecourse.TheProfessorofComputerandCognitiveScienceintheSchoolofInteractiveComputingcameupwiththeideaasawaytodealwiththenumberofquestionsposedbystudentsintheonlineforums(論壇).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.25．（10分）Smartphoneshavebeenblamedforeverythingfromtakingdrivers’attentionfromdrivingtokeepingpeopleonthesofascrolling(滾屏)videos.Butthesmartphonethatseemstobeeverywherecouldjustaseasilyincreasephysicalactivityifitpushesitsowner’sbuttonsintherightway.Newresearchshowsthatmakingsocialconnectionsthroughactivity-trackingappsgetspeopletomovemore.Andaseparatestudyonthissummer’s“PokemonGo”phenomenonshowsthatthesmartphonegamegotplayerstotakethousandsmorestepsthanusual.Together,thestudiesshowthepotentialforsmartphonestopusharangeofpeopletobemoreactive.Peoplewholinkedwithfriendsontheactivity-trackingappincreasetheirstepsby400adayonaverageoverthenextweek,comparedwithpeoplewhomadenosocialconnections,accordingtoTimAlthoffandtwoothercomputerscientistsatStanfordUniversity.Theeffectofsocialconnectionsdeclined,butremainedsignificantforfivemonthsbeforethenumbersfellbackevenwithuserswhomadenoconnections.Suchinsightsshowthepromiseofsmartphonesandgamestohelpwithoneofthemoststubbornpublichealthproblems-thatevenpeoplewhowanttobeactivehavetroublestayingactive.AnNBAvideogame,forexample,givesplayersextrapowersinthegameiftheyreachastepgoalinreallife.Theapp“Zomies,Run!”usesaudiostoriestopushpeopletorunmoreorrunfaster.Still,thereisroomforgrowth:Onlyabout4%ofallhealthappsuse“gamification,”suchaspoint-scoringorcompetition,accordingtoastudypublishedinOctoberinBMJOpen.“Gamificationisactuallyquitecloselylinkedwithbehaviorchangetechniques,”saysDr.ElizabethAnnEdwards,thestudy’sleadauthorandadoctorandresearcheratQueenMaryUniversityofLondon.1、Whatdoestheauthorthinkofsmartphones?A．Theyleadtopeople’slackofphysicalactivity.B．Theywillmakepeoplehavemoreconnections.C．Theycanhavevideogamesmoreinteresting.D．Theycaninvolvetheirusersinmoreexercise.2、Accordingto“PokemonGo”phenomenon,smartphoneusersbecomemoreactivebecause.A．theyhavemoresocialconnectionsB．theygetextrapowersinlifeC．thegamesincreasephysicalactivityD．a(chǎn)lifegoalhasbeensetstepbystep3、Whoaremostlikelytoexercisemore?A．Videowatchersonthesofa.B．Smartphonegamelovers.C．Peoplewithnosocialconnections.D．Peoplewithtroublestayingactive.4、Howdoestheauthortrytoarguetheeaseofsmartphones?A．Byshowingtheresultsofsomeresearches.B．Byexplainingthefunctionsofsmartphones.C．Bygivingvividdescriptionofsomegames.D．Byanalyzingthecausesofpublichealthproblems.第三部分語(yǔ)言知識(shí)運(yùn)用（共兩節(jié)）第一節(jié)（每小題1.5分，滿分30分）閱讀下面短文，從短文后各題所給的A、B、C和D四個(gè)選項(xiàng)中，選出可以填入空白處的最佳選項(xiàng)．26．（30分）Acoupleofyearsago,Iwenttoalady'shousetobuysomevitamins.Uponenteringthehouse,I1thattherewasanelectronickeyboardonastand,leaning2thewall.Beingapianomusicloverand3Iaskedifthewomanplayed.Shenoddedandaddedthatshehadbeen4lessons--atage54!Itoldherthatitwasvery5thatshewaspursuing(追求)her6toplaythepiano.Thensheaskedmethesamequestion."Ihavebeenplayingfor8yearsnow,"Ianswered."Thenyoumustplayasongformebeforeyouleave,"sherequested.I7shewaskiddingandIsimplysmiled.Attheendofthe8ofthevitamins,she9meofourmusical"10".Shethenshowedmetoanolduprightpianointhelivingroomandaskedmetoplayasongforher.Ithought11anddecidedtoplayDavidLanz's"ReturntotheHeart",sinceshehadsomuchpassionfor12,anditwasmysoul-searchingsong.Iplayedthesongtothebestofmy13,andwithmyemotionspouringintoitaspossible.Shelovedit.14Iwasabouttostepoutofthedoor,Iheardaweakvoicecallingout,"Youngman!"Iturnedaround.Andtherewasanoldlady15onelittlestepatatimewiththehelpofanotherwoman."Iwantedtocomeoutto16youforthebeautifulsongthatyouplayed.Ihavebeenverysick,andit'sveryhardformeto17mybed,butIreallywantedtothankyouforthesong.Itmademefeelgood..."shesaid.Withthat,sheturnedaroundandwalked18backtoherroom.Iwasdeeplytouchedbyher19andfeltadeeperunderstandingforthesong.Itserveditspurposebeautifully,returningtoone's20forpeaceandjoy.1、A．observedB．watchedC．noticedD．caught2、A．onB．a(chǎn)tC．overD．a(chǎn)gainst3、A．playerB．learnerC．composerD．starter4、A．givingB．a(chǎn)ttendingC．teachingD．learning5、A．interestingB．excitingC．a(chǎn)ggressiveD．impressive6、A．passionB．interestC．hobbiesD．emotions7、A．foundB．feltC．hopedD．thought8、A．chargeB．purchaseC．bargainD．obtaining9、A．warnedB．requiredC．a(chǎn)skedD．reminded10、A．dealB．contractC．discussionD．debate11、A．forthemomentB．a(chǎn)tthemomentC．foramomentD．a(chǎn)tamoment12、A．musicB．meC．thepianoD．vitamins13、A．knowledgeB．a(chǎn)ttitudeC．mindD．a(chǎn)bility14、A．SinceB．AsC．WhileD．Because15、A．takingB．makingC．havingD．moving16、A．thankB．praiseC．a(chǎn)dmireD．respect17、A．getonB．getupC．getoffD．getdown18、A．quicklyB．calmlyC．happilyD．slowly19、A．a(chǎn)pprovalB．a(chǎn)ppreciationC．joyD．thanks20、A．heartB．worldC．soulD．drea第二節(jié)（每小題1.5分，滿分15分）閱讀下面材料，在空白處填入1個(gè)適當(dāng)?shù)膯卧~或括號(hào)內(nèi)單詞的正確形式。27．（15分）Irememberreadingastatementbyapsychiatristwhosaidthatifyoueverfeeldepressed,thebestthingtodo1．todosomethingforsomeoneelse.Why?Becauseitgetsyoufocusedoutward,not2．.It’shardtobedepressed3．servingsomeoneelse.Ironically,aby-productofhelpingothersisfeelingwonderfulyourself.Iremembersittinginanairportoneday,waitingformy4．(fly).IwasexcitedbecauseIhadbeenupgradedtoa5．ticket.Andinfirstclass,theseatsare6．(big),thefoodisedible,andtheflightattendantsareactuallynice.Infact,Ihadthebestseatontheentireplane.Seat1A．Beforeboarding,Inoticedayoungladywhohadseveralcarry-onbagsandwasholdingacrying7．.Havingjustfinished8．a(chǎn)bookondoingrandomactsof9．(kind),Iheardmyconscience(良心)10．tome,“Youscumbag.Letherhaveyourticket.”Ifoughtthesepromptingsforawhilebuteventuallycavedin.第四部分寫作（共兩節(jié)）第一節(jié)短文改錯(cuò)（滿分10分）28．（10分）假定英語(yǔ)課上老師要求同桌之間交換修改作文，請(qǐng)你修改你同桌寫的以下作文。文中共有10處語(yǔ)言錯(cuò)誤，每句中最多有兩處。每處錯(cuò)誤僅涉及一個(gè)單詞的增加、刪除或修改。增加：在缺詞處加一個(gè)漏字符號(hào)（∧），并在其下面寫出該加的詞。刪除：把多余的詞用斜線（＼）劃掉。修改：在錯(cuò)的詞下劃一橫線，并在該詞下面寫出修改后的詞。注意：1.每處錯(cuò)誤及其修改均限一詞;2.只允許修改10處，多者（從第11處起）不計(jì)分。DuringtheholidayItakepartinaspecialsummercamp.ThereImetagirlfromCanvey,atownontheThames,whereistotheeastofLondon.Asahost,IshowedhimaroundsuchplaceastheGreatWallandtheSummerPalace.Shewasdeeplyimpressingbythegreatsights.Ialsotoldheraboutthegreatchangesthathadbeentakenplaceinthepastfewdecades.ShesaidBeijingwasquitedifferentfromthatshehadexpectedandthatitwasverybeautifully.Meanwhile,IimprovedmyspokenEnglishinherhelp.Ithinksummercampisveryvaluable.第二節(jié)書面表達(dá)（滿分25分）29．（25分）書面表達(dá)國(guó)慶節(jié)即將來(lái)臨，沈陽(yáng)故宮將于國(guó)慶節(jié)期間免費(fèi)向?qū)W生開放。請(qǐng)給你即將來(lái)你校的交換生Tom寫封郵件告知此事，內(nèi)容包括：1開放時(shí)間：10月1日-7日2訂票方式：提前3天網(wǎng)上預(yù)約3入場(chǎng)條件：出示學(xué)生證注意：1詞數(shù)100左右；2可以適當(dāng)增加細(xì)節(jié)，以使行文連貫。參考詞匯：沈陽(yáng)故宮ShenyangImperialPalaceDearTom,I’mgladtohearthatyouwillcometovisitChina._____________________________________________________________________________________________________________

參考答案第一部分（共20小題，每小題1.5分，滿分30分）1、B2、B3、A4、A5、A6、D7、A8、B9、B10、A11、D12、A13、C14、B15、B16、D17、D18、C19、C20、C第二部分閱讀理解（滿分40分）閱讀下列短文，從每題所給的A、B、C、D四個(gè)選項(xiàng)中，選出最佳選項(xiàng)。21、1、B2、D3、C4、B22、1、B2、C3、B23、1、C2、D3、D4、A24、A“smartdrug”takenbystudentstoimprovetheirperformancereallydoeswork,scientistshavefound.Thedrugmodafinil（莫達(dá)非尼）iscurrentlyusedtotreatsleepdisorder,butitiswidelyusedoff-labelbystudentstohelpthemreviseforexamsorfocusonlongessays.Untilnow,therehasbeenalackofclearevidenceoverwhetheritcanactuallyboostconcentrationandalertness.Butanewanalysisoftheresearchrevealeditdoesimproveplanninganddecisionmaking,flexibility,learningandmemory,andevencreativity.Thefindingsraiseseriousethical(處方的，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,whereaquarterofstudentshavereportedtohaveusedit.Overtheyears,universitieshavediscussedhowbesttorespondtotheuseofsmartdrugs,andsomehavesuggestedOlympic-styledopingtestsf