2023年1月研究生英语学位考试真题及答案

1月硕士英语学位考试真题及答案PaperOnePartI：ListeningComprehension(25minutes,20points)SectionA(1pointeach)A:Herefusestohelpthewoman.B:Hecan’thandletheequipmentbyhimself.C:Hethinkssomeotherpeoplecandoitbetter.D;Hethinkstheequipmentistooheavyforthewoman.A:Hiscolleagueshavecontributedalot.B:Allofhiscolleaguescongratulatedhim.C.Theawardhasbeengiventohiscolleagues.DHedoesn’tdeservethehonor.3.A:HedislikeJack’sname.BHedoesn’tcarewhoJackis.CHedoesn’tknowJackwell.DHedislikesJack.4.A:Themaniscrackingajokeonher.BItisimpossibletobuyagenuineantiqueforsolittlemoney.CThemanisoutofhismindabouttheoldvase.DThemanhasrunintoagreatfortune.5.A:Hecan’tfindagoodideaabouttheproblem.BHefeelshopelessabouttheproject.CHehasencounteredanotherproblem.DHeisgoingtogiveuptheproject.6.A:Itisworthwhile.BIthasaverytightschedule.CItwasawasteoftime.DIttookhimtoomuchtimeontheroad.7.A:It’suselesstotalktotheprofessor.BTheprofessorisoftenunfair.CThemanhasdonewellenough.DThemancan’tbebetternexttime.8.AThemanshouldnotsaythingslikethat.BThemanshouldfightback.CThemanshouldshowhisangeropenly.DThemanshouldnotcomplainopenly.9.A:Shewasinjuredintheshoulder.BShedislikedthepeoplewhoattendedtheparty.CShewaslaughedatforherbehaviour.DShewasunpopularattheparty.SectionB(1pointeach)Mini-talkOne10.A:Improvingtheconditionsoffarmanimals.B:Increasingtheproductionoffarmanimals.C:Regulatingthefoodmarketingsystem.D:Regulatingthefoodstoresandrestaurantchains.11.A:Becausetheywanttosavemoremoney.B:Becausetheywantthehenstolaymoreeggs.CBecausetheywantthehenstogrowmoreleanmeat.DBecausetheywanttosellthehensatabetterprice.12.A:Chickensshouldbekeptincleanplaces.B:Pigsshouldbehousedinlargemetalboxes.C:Farmanimalsshouldbeslaughteredinfactories.DFarmanimalsshouldbekilledwithoutfeelingpain.Mini-talkTwo13.A:UnderthemountainsisthestateofNevada.B:Atthepowercentersinalmostfortystates.C:Underthedeepocean.DNeartheinactivevolcanoes.14.A:Peopleobjecttoburyingitatthepowercenters.B:Thepowercentershavenomorespacetostoreit.C:Itisverydangeroustoburyitinpopulousareas.D:Thenewsiteistheestateofthefederalgovernment.15.A;Thereareactivevolcanoesnearby.B:Somepeoplestillliveinthearea.C:TheareaisclosetoLasVegas.DTheareaisgeographicallyunsafe.SectionC(1pointeach)Youwillheartherecordingtwice.Attheendofthetalktherewillbea3-minutepause,duringwhichtimeyouareaskedtowritedownyouranswersbrieflyontheAnswerSheet.Younowhave25secondstoreadthequestions(请在录音结束后把16-20题旳答案抄写在答题纸上.)16．WhatpercentageofplantandanimalspeciesonEarthdorainforestscontain?17.Whatcriticalroledorainforestsplaybesidesbeinghometoanimalsandplants?18.Howmuchhasglobaloutputofcarbondioxideincreasedinthepastcentury?19.Tobeclassifiedasarainforest,howshouldthetreeslook?20.HowlargeisthesizeoftherainforestinSouthAmerica?PartIVocabularySectionAThisstudentwasexpelledfromschoolbecausehehadforgedsomedocumentsforoverseasstudy.AfrustratedBformulatedCfabricatedDfacilitated2.Opinionpollssuggestthattheapprovalrateofthepresidentisontheincrease.AagreementBconsensusCpermissionDsupport3.Amanofresolvewillnotretreateasilyfromsetbacksorsignificantchallenges.ApulloutBpullupCpullinDpullover4.Asfewhouseholdappliancesarenowperfect,thisminordefectisnegligible.AdetectableBtriflingCinexcusableDmagnificent5.TheU.S.athletestoppedthegoldmedaltallyforthe3rdstraighttimethissummer.AdirectBproceedingCverticalDsuccessive6.Despitetremendousachievement,formidableobstaclestodevelopmentwillpersist.AdifficultBsustainableCexternalDunpredictable7.Moderateandregularexercisecanboosttherateofbloodcirculationandmetabolism.ArestrictBreduceCincreaseDstabilize8.Themanagerisseekingsomecost-effectivemethodsthatcancallforththeirinitiative.AefficientBconventionalCeconomicalDunique.9.Thereportproposesthatstudentsbeallowedtoworkofftheirdebtthroughcommunityservice.ApayoffBgetoffCdisposeofDrunoff10.Itwasatragicloveaffairthatonlygaverisetopain.AbroughtforwardBbroughtaboutCbroughtdownDbroughtinSectionB:11.Asfemalesintheir40stendto____weight,theyaretogoinforoutdooractivities.AtakeonBholdonCcarryonDputon12.Theshop-ownertookaloadof____-crustedbreadandhandedittothechild.AfragileBcrispCvagueDharsh13.Theexcessivehospitality____thelocalofficialsfailedtoleaveusassured.AonthepointofBonthegroundsofContheadviceofDonthepartof14.Theseintelligenceofficerstrieda___ofpersuasionandforcetogettheinformationtheywanted.AcombinationBcollaborationCconvictionDconfrontation15.Theterminallyillpatientlyinginthe___careunitwaskeptaliveonlifesupport.AapprehensiveBintensiveCextensiveDcomprehensive16.Theverysoundofournationalanthembeingplayedattheawardingceremonyis____.Aice-breakingBeye-catchingCpainstakingDsoul-touching17.LeadinguniversitiesinChinaprefertoenroll___brillianthighschoolstudents.AintellectuallyBintelligiblyCintelligentlyDintimately18.Whenaheavyvehicleis___inthemud,thedriverhastoaskforhelp.AinvolvedBstuckCinterferedDspecialized19.Ariskoreffectmaydiminish___,butitmayalsoincreaseforsomereason.AatwillBovertimeCunderwayDsofar20.It’sinyourbest____toquitsmoking,foryouhavesomebreathingproblems.AsakeBbenefitCadvantageDinterestPartII.Cloze“Techno-stress”----frustrationarisingfrompressuretousenewtechnology----issaidtobe21,reportsMaclean’smagazineofCanada.Studiespointtocausesthat22“thenever-endingprocessoflearninghowtousenewtechnologiestothe23ofworkandhomelifeasaresultof24likee-mail,call-forwardingandwirelessphones.”Howcanyoucope?Expertsrecommendsetting25.Determinewhetherusingaparticulardevicewillreallysimplifylifeormerelyaddnew26.Countonhavingtoinvesttimetolearnanewtechnologywellenoughtorealizeitsfullbenefits.“27timeeachdaytoturnthetechnologyoff,”anddevotetimetootherthingsaffordedordeserving28attention.“Peoplestartthedaybymakingthe29mistakeofopeningtheire-mail,insteadofworkingtoaplan,”notesVancouverproductivityexpertDanStamp.“Thebesthourandahalfofthedayisspentoncomplete30.”21.AdescendingBnarrowingCmountingDwidening22.ApassonBrangefromCdealwithDgiveup23.AconfusionBconstructionCcontributionDconduction24.AcreationsBpromotionsCproductionsDinnovations25.AlawsBboundariesCdeadlinesDbarriers26.AconvenienceBadvantagesCflexibilityDcomplexity27.APutforwardBPutacrossCPutasideDPutup28.ApriorBmajorCseniorDsuperior29.AfragmentalBfictionalCfractionalDfundamental30.ArelaxationBentertainmentCrubbishDhobbyPartIII.ReadingComprehensivePassageOneThestudyofgeneticshasgivenrisetoaprofitablenewIndustrycalledbiotechnology.Asthenamesuggests,itblendsbiologyandmoderntechnologythroughsuchtechniquesasgeneticengineering.Someofthenewbiotechcompanies,astheyarecalled,specializeinagricultureandareworkingenthusiasticallytopatentseedsthatgiveahighyield,thatresistdisease,drought,andfrost,andthatreducetheneedforhazardouschemicals.Ifsuchgoalscouldbeachieved,itwouldbemostbeneficial.Butsomehaveraisedconcernaboutgeneticallyengineeredcrops.“Innature,geneticdiversityiscreatedwithincertainlimits,”saysthebookGeneticEngineering,Food,andOurEnvironment.“Arosecanbecrossedwithadifferentkindofrose,butarosewillnevercrosswithapotato…”Geneticengineering,ontheotherhand,usuallyinvolvestakinggenesfromonespeciesandinsertingthemintoanotherinanattempttotransferadesiredpropertyorcharacter.Thiscouldmean,forexample,selectingagenewhichleadstotheproductionofachemicalwithantifreezepropertiesfromanarcticfish,andjoiningitintoapotatoorstrawberrytomakeitfrost-resistant.Itisnowpossibleforplantstobeengineeredwithgenestakenfrombacteria,viruses,insects,animalsorevenhumans.Inessence,then,biotechnologyallowshumanstobreakthegeneticwallsthatseparatespecies.Likethegreenrevolution,whatsomecallthegenerevolutioncontributestotheproblemofgeneticuniformity---somesayevenmoresobecausegeneticistscanemploytechniquessuchascloningandtissueculture,processesthatproduceperfectlyidenticalcopies,orclones.Concernsabouttheerosionofbiodiversity,therefore,remain.Geneticallyalteredplants,however,raisenewissues,suchastheeffectsthattheymayhaveonusandtheenvironment.“Weareflyingblindlyintoaneweraofagriculturalbiotechnologywithhighhopes,fewconstraints,andlittleideaofthepotentialoutcomes,”saidsciencewriterJeremyRifkin.31.Accordingtotheauthor,biotechcompaniesare______Amostlyspecializedinagriculture.BthoseproducingseedsofbetterpropertiesCmainlyconcernedaboutthegeneticallyengineeredcrops.Dlikelytohavebigreturnsintheirbusiness.32.Nowbiotechproductsaremade____.Awithinthelimitsofnaturalgenetics.Bbyviolatinglawsofnaturalgenetics.Cwithouttheinterferenceofhumans.Dsaferthanthosewithouttheuseofbiotechnology33.Innature,geneticdiversityiscreated____AbymixingdifferentspeciesBwithinthespeciesitselfCthroughnaturalselectionDthroughselectionorcontest34.Biotechnolyhasmadeitpossible____Aforustosolvethefoodshortageproblemintheworld.Bforplantstobeproducedwithgenesofhumans.Cforhumanstoassumethecold-resistantproperty.Dtogrowcropswiththetasteoffarmanimals.35.Accordingtotheauthor,withthedevelopmentofbiotechnology____Athespeciesofcreatureswillbereduced.Dwewillsufferfromfewerandfewerdiseases.Bourlivingenvironmentwillbebetterthanitisnow.Chumanswillpayforitssideeffect.36.Theauthor’sattitudetowardsgeneticengineeringcanbestbedescribed____AoptimisticBpessimisticCconcernedDsuspiciousPassageTwoThepracticeofcapitalpunishmentisasoldasgovernmentitself.Formostofhistory,ithasnotbeenconsideredcontroversial.Sinceancienttimesmostgovernmentshavepunishedawidevarietyofcrimesbydeathandhaveconductedexecutionsasaroutinepartoftheadministrationofcriminallaw.However,inthemid-18thcentury,socialcriticsinEuropebegantoemphasizetheworthoftheindividualandtocriticizegovernmentpracticestheyconsideredunjust,includingcapitalpunishment.Thecontroversyanddebatewhethergovernmentshouldutilizethedeathpenaltycontinuetoday.ThefirstsignificantmovementtoabolishthedeathpenaltybeganduringtheeraknownastheAgeofEnlightenment.In1764ItalianjuristandphilosopherCesareBeccariapublishedAnEssayonCrimesandPunishments.Manyconsiderthisinfluentialworktheleadingdocumentintheearlycampaigncapitalpunishment.OtherindividualswhocampaignedagainstexecutionsduringthisperiodincludeFrenchauthorsVoltaireandDenisDiderot,BritishphilosophersDavidHumeandAdamSmith,andpoliticaltheoristThomasPaineintheUnitedStates.Criticsofcapitalpunishmentarguethatitiscruelandinhumane,whilesupportersconsideritanecessaryformofrevengeforterriblecrimes.Thosewhoadvocatesthedeathpenaltydeclarethatitisauniquelyeffectivepunishmentthatpreventscrime.However,advocatesandopponentsofthedeathpenaltydisputetheproperinterpretationofstatisticalanalysesofitspreventingeffect.Opponentsofcapitalpunishmentseethedeathpenaltyasahumanrightissueinvolvingtheproperlimitsofgovernmentalpower.Incontrast,thosewhowantgovernmentstocontinuetoexecutetendtoregardcapitalpunishmentasanissueofcriminaljusticepolicy.Becauseofthesealternativeviewpoint,thereisaprofounddifferenceofopinionnotonlyaboutwhatistherightansweroncapitalpunishment,butalsoaboutwhattypeofquestionisbeingaskedwhenthedeathpenaltybecomesapublicissue.37.Wecanlearnfromthefirstparagraphthatinancienttimes_________Adeathpenaltyhadbeencarriedoutbeforegovernmentcameintobeing.Bpeoplethoughtitwasrightforthegovernmenttoconductexecutions.CdeathpenaltywaspracticedscarcelyinEuropeancountries.Dmanypeopleconsideredcapitalpunishmentunjustandcruel.38.Whywascapitalpunishmentquestionedinthemid-18thcenturyinEurope?APeoplebegantocriticizetheirgovernment.BThegovernmentwasunjustinthisperiod.CPeoplebegantorealizethevalueoflife.DSocialcriticswereveryactiveatthattime.39.ItalianjuristandphilosopherCesareBeccaria____Awasthefirstpersontoquestiontherightnessofdeathpenalty.Bwasregardedasanimportantauthorcriticizingcapitalpunishment.Cwasthefirstpersonwhoemphasizedtheworthoftheindividuals.Dfirstraisedthetheoryagainstcapitalpunishment.40.Criticsofcapitalpunishmentinsistthatit___.Aviolateshumanrightsregulations.BisanineffectivepunishmentofthecriminalsCisjusttherevengeforterriblecrimes.Dinvolveskillingwithoutmercy.41.Theadvocatesandopponentsofthedeathpenalty_____AagreethatitisahumanrightsissueBagreethatitcanpreventcrimes.CexplainitsstatisticalanalysesdifferentlyDthinkthattheyareaskeddifferenttypesofquestions.42.Theauthor’sattitudetowardscapitalpunishmentcanbesummarizedas_____AsupportiveBcriticalCneutralDcontradictoryPassageThreeBearsmostlylivealone,exceptformothersandtheirbabies,andmalesandfemalesduringmatingseason.Bearsformtemporarygroupsonlyinexceptionalcircumstances,whenfoodisplentifulinasmallarea.Recentevidencealsosuggeststhatgiantpandasmayformsmallsocialgroups,perhapsbecausebambooismoreconcentratedthanthepatchyfoodresourcesofotherbearspecies.Otherbearsmaylivealonebutexistinasocialnetwork.Amaleandfemalemayliveinanareapartlysharedincommon----althoughtheytolerateeachother,eachdefendsitsrangefromotherbearsofthesamesex.Maleyoungusuallyleavetheirmotherstoliveinotherareas,butfemaleyoungoftenliveinarangethatiscommonlysharedwiththatoftheirmother.Thekeytoabear’ssurvivalisfindingenoughfoodtosatisfytheenergydemandsofitslargesize.Bearstraveloverhugeterritoriesinsearchoffood,andtheyrememberthedetailsofthelandscapetheycover.Theyusetheirexcellentmemoriestoreturntolocationswheretheyhavehadsuccessfindingfoodinpastyearsorseasons.Mostbearsareabletoclimbtreestochasesmallanimalsorgainaccesstoadditionalplantvegetation.Theexceptionsarepolarbearsandlargeadultbrownbears----theirheavyweightmakesitdifficultforthemtoclimbtrees.Bearsthatliveinregionswithcoldwintersspendthecoldestpartoftheyearasleepinsheltereddens,includingbrownbears,AmericanandAsiaticblackbears,andfemalepolarbears.Pregnantfemalesgivebirthinthewinterintheprotectedsurroundingsofthesedens.Afterfatteningupduringthesummerandfallwhenfoodisabundant,thebearsgointothiswinterhometoconserveenergyduringthepartoftheyearwhenfoodisscarce.Wintersleepdiffersfromhibernationinthatabeariseasilyarousedfromsleep.Inaddition,abear’sbodytemperaturedropsonlyafewdegreesinitswintersleep.Incontrast,atruehibernatorundergoesmoreextensivechangesinbodilyfunctions.Forinstance,thebodytemperatureoftheArcticgroundsquirreldropsfrom380Ctoaslowas-30C.43.Mostbearslivealonebecause_________Atheydon’twanttokeepasocialnetwork.Beachbearfeedsondifferentkindsoffood.Cmaleandfemalebearscan’ttolerateeachother.Dtheydon’twantotherbearstosharetheirfood.44.Accordingtothepassage,bearsofthesamesex____Acangetalongwitheachotherpeacefully.Bsharetheirrangewitheachother.Cliveinanareapartlysharedincommon.Dcan’tlivepeacefullyinthesamearea.45.Asistoldaboutbearsinthepassage,weknowthat_____Aitiseasyforbearstofindenoughfoodiftheycanclimbtrees.Babearcanlongrememberwhereithasfoundfood.Callexceptpolarbearsareabletoclimbtreestocatchtheirprey.Dallexceptpolarbearsandadultbrownbearsfeedonsmallanimals.46.Bearssleepintheirsheltereddensincoldwinterbecause____Atheirbabiesneedtobeborninacoldandprotectedsurrounding.Btheyneedtofattenthemselvesupinthecoldseason.Ctheyneedtoconverttheirfatintoenergyinwinter.Dtheycan’tfindenoughfoodinthecoldseason.47.Wintersleepdiffersfromhibernationinthat_______Aanimalsinhibernationdon’twakeupeasily.Banimalsinhibernationarearousedregularlyforenergysupply.Cthebodytemperatureofanimalsinwintersleepdoesn’tchange.Danimalsinwintersleepexperiencedrasticchangesinbodilyfunctions.48.Thepassageismainlyabout___.AthespeciesofbearsBthefoodcategoryofbearsCthewintersleepofbearsDthebehaviorofbearsPassageFourTheyoungmanwhocametothedoor---hewasaboutthirty,perhaps,withahandsome,smilingface----didn’tseemtofindmylatenessoffensive,andledmeintoalargeroom.Ononesideoftheroomsathalfadozenwomen,allinwhite;theyweremuchoccupiedwithabeautifulbaby,whoseemedtobelongtotheyoungestofthewomen.Ontheothersideoftheroomsatsevenoreightmen,young,dressedindarksuits,verymuchatease,andveryimposing.Thesunlightcameintotheroomwiththepeacefulnessthatoneremembersfromroomsinone’searlychildhood---asunlightencounteredlateronlyinone’sdreams.Irememberbeingastoundedbythequietness,theease,thepeace,andthetaste.Iwasintroduced,theygreetedmewithagenuinecordialityandrespect---andtherespectincreasedmyfright,foritmeantthattheyexpectedsomethingofmethatIknewinmyheart,fortheirsakes,Icouldnotgive---andwesatdown.ElijahMuhammadwasnotintheroom.Conversationwasslow,butnotasstiffasIhadfeareditwouldbe.Theykeptitgoing,forIsimplydidnotknowwhichsubjectsIcouldacceptablybringup.TheyknewmoreaboutmeandreadmoreofwhatIhadwritten,thanIhadexpected,andIwonderedwhattheymadeofitall,whattheytookmyusefulnesstobe.Thewomenwerecarryingontheirownconversations,inlowtones;Igatheredthattheywerenotexpectedtotakepartinmaleconversations.Afewwomenkeptcominginandoutoftheroom,apparentlymakingpreparationsfordinner.We,themen,didnotplungedeeplyintoanysubject,for,clearly,wewereallwaitingfortheappearanceofElijah.Presently,themen,onebyone,lefttheroomandreturned.ThenIwasaskedifIwouldliketowash,andI,too,walkeddownthehalltothebathroom.ShortlyafterIcameback,westoodup,andElijahentered.Idon’tknowwhatIhadexpectedtosee.Ihadreadsomeofhisspeeches,andhadheardfragmentsofothersontheradioandontelevision,soIassociatedhimwithstrength.But,no----themanwhocameintotheroomwassmallandslender,reallyverydelicatelyputtogether,withathinface,largewarmeyes,andamostwinningsmile.Somethingcameintotheroomwithhim----hisworshipers’joyatseeinghim,hisjoyatseeingthem.Itwasthekindofencounteronewatcheswithasmilesimplybecauseitissorarethatpeopleenjoyoneanother.49.Whichofthefollowingisthebestalternativewordfor“imposing”?AEnthusiasticBHostileCImpressiveDAnxious50.Whichwordbestdescribestheatmosphereintheroom?ATranquilBSolemnCChaoticDStressful51.Howdidtheauthorfeelwhenhewasgreetedwithrespect?ADelightedBAstonishedCEmbarrassedDScared52.Whichofthefollowingstatementsistrueabouttheauthor?AHetalkedlittle.BHewaspuzzledCHeenjoyedtheconversationDHegotmorerespectthanhedeserved.53.Themandidn’tgetdeeplyinvolvedinanysubjectbecausethey____AhadlittleknowledgeBdidn’tknowoneanotherwell.CwantedtorelaxthemselvesDawaitedthearrivalofsomeoneimportant54.WhatcanwelearnaboutElijah?AHewasadmiredbyothers.BHewasveryhandsome.CHewasamanwithdeterminationDHewashappytogivespeeches.PassageFiveSingapore’sMixedRealityLabisworkingonnewwaysofinteractingwithcomputers,includingwearabledevicesandvirtualwarroomthatwillallowofficialstoworktogetheronlineasiftheywereallinoneplace.Itsdirectorisaspiky-hairedAustralian,apostmodernmatchforthefictionalBritishagentJamesBond’stoolman,Q.ItisfundedbytheDefenseScience&TechnologyAgency,whichcontrolshalfthe$5billiondefensebudget,andsponsorshundredsofresearchprojectseveryyear.Theagencycametoworldwideattentionlastyearwhenittookjustonedaytocustomizeathermalscannerinordertodetecttravelerswithhighfever,helpingtostemthespreadofSARS.DSTAisnowworkingonarangeofprojectsthatareattractingattentioninboththecommercialandmilitaryworlds.Itdevisedanair-conditioningsystemthatharnessesmeltingiceandcoolseawatertoconserveelectricityatthenewChangiNavalBase,andcouldhavebroadcivilianapplications.SingaporecaneasilyaffordWesternhardware,butoff-the-shelfproductsareoftenunsuitableforthetropicalconditionsinSoutheastAsia.Forexample,theDSTAisfundingdevelopmentofananti-chemical-weaponssuitthatworksnotasashield,butasasortofweapon.TheSingaporegarments,madeofarevolutionaryplastic-likematerialthatismuchlighterandcoolerthantraditionalfabrics,actuallydegradesuspectsubstanceoncontact.Muchoftheagency’sworkisgearedtowardhelpingthisresource-poorcity-stateovercomeitsnaturallimitations,saysitsdirectorR&D,WilliamLauYueKhei.Conservingmanpowerisoneoftheagency’smostcriticalassignments,becauseSingaporeisanationof5millionpeopledwarfedbylargerneighbors,includingIndonesiaandMalaysia.Rightnow,thebiggestDSTAprojectiscomputerizingastealthwarshipsothatitcanrunonhalftheusualcrew.Makingequipmentlighterisaparticularagencyspecialty,becausetheuniversalmilitaryruleofthumbisthatasoldiershouldcarrynomorethanonethirdhisbodyweight,andthatseemsthatsmallerSingaporeansoldiersshouldcarrynomorethan24kilos,or20percentlessthanEuropeans,saysDSTAprojectmanagerChooHuiWeing.Onesuchprogram:theAdvancedCombatManSystem,hasproducedalightweighthandguardthatcontrolsanintegratedlaserrangefinder,digitalcompassandatargetingcamera.Topthat,Q.55.ItcanbeinferredfromthepassagethatQisprobably________AamechanicinJamesBond’sgarage.BafictionalAustralianwithspikyhair.CadirectoroftheAdvancedCombatManSystemDAnimaginaryengineerwhoinventsadvancedequipment.56.WhichofthefollowingstatementsconcerningDSTAtrue?AItbecameworld-knownforitshighefficiencyinpreventingtheSARSspread.BItfundsnumerousresearchprograms,includingMixedRealitylab.CItdevisedanair-conditioningsystemnowwidelyusedinhouseholds.DIttakescreditforconservingelectricityatthenewChangiNavalBase.57.Thesuitdescribedinthethirdparagraphcanbeused