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PartIWriting(30minutes)Thedigitalage1.如今,数字化产品越来越多,如…2.使用数字化产品对于人们学习工作和生活的影响。PartIIReadingComprehension(SkimmingandScanning)(15minutes)SevenwaytoSavetheWorldForgettheoldideathatconservingenergyisaformofself-denial—ridingbicycles,dimmingthelights,andtakingfewershowers.Thesedaysconservationisallaboutefficiency:gettingthesame—orbetter—resultsfromjustafractionoftheenergy.WhenaslumpinbusinesstravelforcedUlrichRamertocutcostsathisfamily—ownedhotelinGermany,hereplacedhundredsofthehotel’swastefullightbulbs,gettingthesamelightfor80percentlesspower.Heboughtanewwaterboilerwithadigitallycontrolledpump,andwrappedinsulationaroundthepipes.Spendingabout£100,000ontheseandotherimprovements,heslashedhis£90,000fuelandpowerbillby£60,000.Asabonus,thehotel’slowerenergyneedshavereduceditsannualcarbonemissionsbymorethan200metrictons.“Forus,savingenergyhasbeenvery,veryprofitable,”hesays.“Andmostimportantly,we’renotgivingupasinglecomfortforourguests.”Efficiencyisalsoagreatwaytolowercarbonemissionsandhelpslowglobalwarming.Butthebestargumentforefficiencyisitscost—or,moreprecisely,itsprofitability.That’sbecausequicklygrowingenergydemandrequiresimmenseinvestmentinnewsupply,nottomentionthedrainofrisingenergyprices.Nowonderefficiencyhasmovedtothetopofthepoliticalagenda.OnJan.10,theEuropeanUnionunveiledaplantocutenergyuseacrossthecontinentby20percentby2020.LastMarch,Chinaimposeda20percentincreaseinenergyefficiencyby2020.EvenGeorgeW.Bush,theTexasoilman,isexpectedtotalkaboutenergyconservationinhisStateoftheUnionspeechthisweek.Thegoodnewsisthattheworldisfullofproven,cheapwaystosaveenergy.Herearetheseventhatcouldhavethebiggestimpact.InsulateSpaceheatingandcoolingeatsup36percentofalltheworld’senergy.There’svirtuallynolimittohowmuchofthatcanbesaved,asprototype“zero-energyhomes”inSwitzerlandandGermanyhaveshown.There’sbeenasurgeinnewwaysofkeepingheatinandcoldout(orviceversa).Themostadvancedinsulationfollowsthelawofincreasingreturns:ifyouaddenoughyoucanscaledownoreveneliminateheatingandair-conditioningequipment,loweringcostsevenbeforeyoustartsavingonutilitybills.Studieshaveshownthatgreenworkplaces(onesthatdon’tconstantlyneedtohavetheheatorair-conditionerrunning)havehigherworkerproductivityandlowersickrates.ChangeBulbsLightingeatsup20percentoftheworld’selectricity,ortheequivalentofroughly600,000tonsofcoaladay.Fortypercentofthatpowersold-fashionedincandescentlightbulbs—a19th-centurytechnologythatwastesmostofthepoweritconsumesonunwantedheat.Compactfluorescentlamps,orCFLS,notonlyuse75to80percentlesselectricitythanincandescentbulbstogeneratethesameamountoflight,buttheyalsolast10timeslonger.Phasingoldbulbsoutby2030wouldsavetheoutputof650powerplantsandavoidthereleaseof700milliontonsofcarbonintotheatmosphereeachyear.ComfortZoneWaterboilers,spaceheatersandairconditionershavebeennotoriouslyinefficient.Theheatpumphasalteredthatequation.Itremovesheatfromtheairoutsideorthegroundbelowandusesittosupplyheattoabuildingoritswatersupply.Inthesummer,thesystemcanbereversedtocoolbuildingsaswell.MostnewresidentialbuildingsinSwedenarealreadyheatedwithground-sourceheatpumps.Suchsystemsconsumealmostnoconventionalfuelatall.Severalcountrieshaveusedsubsidiestojump-startthemarket,includingJapan,wherealmostImillionheatpumpshavebeeninstalledinthepasttwoyearstoheatwaterforshowersandhottubs.RemakeFactoriesFromsteelmillstopaperfactories,industryeatsupaboutathirdoftheworld’senergy.Theopportunitiestosavearevast.InLudwigshafen,GermanchemicalsgiantBASFrunsaninterconnectedcomplexofmorethan200chemicalfactories,whereheatproducedbyonechemicalprocessisusedtopowerthenext.AttheLudwigshafensitesitealone,suchrecyclingofheatandenergysavesthecompany£200millionayearandalmosthalfitsCO2emissions.NowBASFisdoingthesamefornewplantsinChina.“Optimizing(优化)energyefficiencyisadecisivecompetitiveadvantage,”saysBASFCEOJurgenHambrecht.GreenDrivingAquarteroftheworld’senergy---includingtwothirdsoftheannualproductionofoil—isusedfortransportation.Somesavingscomefreeofcharge:youcanboostfuelefficiencyby6percentsimplybykeepingyourcar’stiresproperlyinflated(充气).Gasoline-electrichybrid(混合型的)modelsliketheToyotaPriusimprovemileagebyafurther20percentoverconventionalmodels.ABetterFridgeMorethanhalfofallresidentialpowergoesintorunninghouseholdappliances,producingafifthoftheworld’scarbonemissions.Andthat’strueeventhoughmanufacturershavealreadyhikedtheefficiencyofrefrigeratorsandotherwhitegoodsbyasmuchas70percentsincethe1980s.AccordingtoanInternationalEnergyAgencystudy,ifconsumerschosethosemodelsthatwouldsavethemthemostmoneyoverthelifeoftheappliance,they’dcutglobalresidentialpowerconsumption(andtheirutilitybills)by43percent.FlexiblePaymentWhosaysyouhavetopayforallyourconservationinvestments?“Energyservicecontractors”willpayforretrofitting(翻新改造)inreturnforashareoftheclient’sannualutility-billsavings.InBeijing.ShenwuThermalEnergyTechnologyCo.specializesinretrofittingChina’ssteelfurnaces.ShenwuputsuptheinitialinvestmentC)usingthenewesttechnologyD)reducingtheCO2emissionsofitsplants7.Globalresidentialpowerconsumptioncanbecutby43percentif___________.A)weincreasetheinsulationofwallsandwaterpipesB)WechoosesimplermodelsofelectricalappliancesC)WecutdownontheuseofrefrigeratorsandotherwhitegoodsD)Wechoosethemostefficientmodelsofrefrigeratorsandotherwhitegoods8.Energyservicecontractorsprofitbytakingapartofclients____________.9.Manyenvironmentalistsmaintaintheviewthatconservationhasmuchtodowith_____.10.Thestrongestincentivesforenergyconservationwillderivefrom__________.PartIIIListeningComprehension(35minutes)SectionA11.A)Proceedinhisownway.B)Sticktotheoriginalplan.C)Compromisewithhiscolleague.D)Trytochangehiscolleague’smind.12.A)Maryhasakeeneyeforstyle.B)Nancyregretsbuyingthedress.C)NancyandMarywentshoppingtogetherinRome.D)NancyandMaryliketofollowthelatestfashion.13.A)Washthedishes.B)Gotothetheatre.C)PickupGeorgeandMartha.D)Takeherdaughtertohospital.14.A)Sheenjoysmakingupstoriesaboutotherpeople.B)Shecanneverkeepanythingtoherselfforlong.C)Sheiseagertosharenewswiththewoman.D)Sheisthebestinformedwomanintown.15.A)Acardealer.B)AmechanicC)Adrivingexaminer.D)Atechnicalconsultant.16.A)Theshoppingmallhasbeendesertedrecently.B)Shopperscanonlyfindgoodstoresinthemall.C)Lotsofpeoplemovedoutofthedowntownarea.D)Thereisn’tmuchbusinessdowntownnowadays.17.A)Hewillhelpthewomanwithherreading.B)Theloungeisnotaplaceforhimtostudyin.C)Hefeelssleepywheneverhetriestostudy.D)Acozyplaceisratherhardtofindoncampus.18.A)Toprotectherfromgettingscratches.B)Tohelprelieveherofthepain.C)Topreventmosquitobites.D)Toavoidgettingsunburnt.Questions19to22arebasedontheconversationyouhavejustheard.19.A)Inastudio.B)Inaclothingstore.C)AtabeachresortD)Atafashionshow20.A)Tolivetherepermanently.B)Tostaythereforhalfayear.C)Tofindabetterjobtosupportherself.D)TosellleathergoodsforaBritishcompany.21.A)Designingfashionitemsforseveralcompanies.B)Modelingforaworld-famousItaliancompany.C)WorkingasanemployeeforFerragamo.D)ServingasasalesagentforBurberrys.22.A)Ithasseenasteadydeclineinitsprofits.B)Ithasbecomemuchmorecompetitive.C)Ithaslostmanycustomerstoforeigncompanies.D)Ithasattractedlotmoredesignersfromabroad.23.A)Ithelpshertoattractmorepublicattention.B)Itimprovesherchanceofgettingpromoted.C)Itstrengthensherrelationshipwithstudents.D)Itenableshertounderstandpeoplebetter.24.A)Passively.B)Positively.C)Skeptically.D)Sensitively.25.A)Itkeepshauntingherdayandnight.B)Herteachingwassomewhataffectedbyit.C)Itvanishesthemomentshestepsintoherrole.D)Hermindgoesblankonceshegetsonthestage.SectionBPassageOneQuestions26to29arebasedonthepassageyouhavejustheard.26.A)Towinoverthemajorityofpassengersfromairlinesintwentyyears.B)ToreformrailroadmanagementinwesternEuropeancountries.C)ToelectrifytherailwaylinesbetweenmajorEuropeancities.D)TosetupanexpresstrainnetworkthroughoutEurope.27.A)MajorEuropeanairlinerwillgobankrupt.B)Europeanswillpaymuchlessfortraveling.C)TravelingtimebytrainbetweenmajorEuropeancitieswillbecutbyhalf.D)TrainswillbecomethesafestandmostefficientmeansoftravelinEurope.28.A)Traintravelwillprovemuchmorecomfortablethanairtravel.B)Passengerswillfeelmuchsaferonboardatrainthanonaplane.C)Railtransportwillbeenvironmentallyfriendlierthanairtransport.D)Travelingbytrainmaybeasquickas,orevenquickerthan,byair.29.A)In1981.B)In1989.C)In1990.D)In2000.PassageTwoQuestions30to32arebasedonthepassageyouhavejustheard.30.A)Therecanbenospeedyrecoveryformentalpatients.B)Approachestohealingpatientsareessentiallythesame.C)Themindandbodyshouldbetakenasanintegralwhole.D)Thereisnocleardivisionoflaborinthemedicalprofession.31.A)Adoctor’sfamestrengthensthepatients’faithinthem.B)Abuseofmedicinesiswidespreadinmanyurbanhospitals.C)Onethirdofthepatientsdependonharmlesssubstancesforcure.D)Apatient’sexpectationsofadrughaveaneffectontheirrecovery.32.A)Expensivedrugsmaynotprovethemosteffective.B)Theworkingsofthemindmayhelppatientsrecover.C)Doctorsoftenexaggeratetheeffectoftheirremedies.D)Mostillnessescanbecuredwithoutmedication.PassageThreeQuestions33to35arebasedonthepassageyouhavejustheard.33.A)Enjoyingstrongfeelingsandemotions.B)Defyingalldangerswhentheyhaveto.C)Beingfondofmakingsensationalnews.D)Dreamingofbecomingfamousoneday.34.A)Workinginanemergencyroom.B)Watchinghorrormovies.C)Listeningtorockmusic.D)Doingdailyroutines.35.A)Arockclimber.B)Apsychologist.C)Aresidentdoctor.D)Acareerconsultant.SectionCIfyou’relikemostpeople,you’veindulgedinfakelisteningmanytimes.Yougotohistoryclass,sitinthethirdrow,andlook(36)________attheinstructorasshespeaks.Butyourmindisfaraway,(37)_______inthecloudsofpleasantdaydreams.(38)________youcomebacktoearth:theinstructorwritesanimportanttermonthechalkboard,andyou(39)_______copyitinyournotebook.Everyonceinawhiletheinstructormakesa(40)_________remark,causingothersintheclasstolaugh.Yousmilepolitely,pretendingthatyou’veheardtheremarkandfounditmildly(41)___________.Youhaveavaguesenseof(42)___________thatyouaren’tpayingcloseattention,butyoutellyourselfthatany(43)________youmisscanbepickedupfromafriend’snotes.Besides,(44)_______________________.Sobackyougointoyourprivatelittleworld.Onlylaterdoyourealizeyou’vemissedimportantinformationforatest.Fakelisteningmaybeeasilyexposed,sincemanyspeakersaresensitivetofacialcuesandcantellifyou’remerelypretendingtolisten.(45)________________________.Evenifyou’renotexposed,there’sanotherreasontoavoidfakery;it’seasyforthisbehaviortobecomeahabit.Forsomepeople,thehabitissodeeplyrootedthat(46)_________________.Asaresult,theymisslotsofvaluableinformation.PartIVReadingComprehension(ReadinginDepth)(25minutes)SectionAQuestions47to51arebasedonthefollowingpassage.Men,thesedays,areembracingfatherhoodwiththeround-the-clockinvolvementtheirpartnershavealwaysdreamedof–handlingnightfeedings,packinglunchesandbandagingknees.Butunlikewomen,manyfindthey’renegotiatingtheirnewroleswithlittlesupportorinformation.“Meninmygeneration(aged25-40)haveafearofbecomingdadsbecausewehavenorolemodels,”saysJonSmith,awriter.Theyoftenfindthemselvesexcludedfrommothers’supportnetworks,andareeyedwarily(警觉地)ontheplayground.Thechallengeisparticularlyevidentinthework—place.There,menarestillexpectedtobebreadwinnersclimbingthecorporateladder;traditionally-mindedbossesareoftenunsympathetictofamilyneeds.InDenmarkmostnewfathersonlytaketwoweeksofpaternityleave(父亲的陪产假)—eventhoughtheyareallowed34days.Asmuchasifnotmoresothanwomen,fathersstruggletobetakenseriouslywhentheyrequestflexiblearrangements.ThoughWilfried-FritzMaring,54,adata-bankandInternetspecialistwithGermanfirmFIZKarlsruhe,feelsthatthetimehespendswithhisdaughteroutweighsanydisadvantages,headmits,“WithmydecisiontoworkfromhomeIdismissedanyopportunityforpromotion.”Mind-sets(思维定势)arechanginggradually.WhenMaringhadadaughter,thecompanyequippedhimwithahomeofficeandallowedhimtochooseajobthatcouldbeperformedfromthere.DanishtelecomcompanyTDCinitiatedaninternalcampaignlastyeartoencouragedadstotakepaternityleave:97percentnowdo.“Whenanemployeegoesonpaternityleaveandiswithhiskids,hegetsanewkindoftraining:inhowtokeepcoolunderstress,”saysspokespersonChristineElbergHolm.Foranewgenerationofdads,kidsmaycomebeforethecompany–butit’sashiftthatbenefitsboth.47.Unlikewomen,menoftengetlittlesupportorinformationfrom______________.48.Besidessupportingthefamily,menwerealsoexpectedto________.49.Likewomen,menhopethattheirdesireforaflexibleschedulewillbe_____________.50.WhenMaringwasonpaternityleave,hewasallowedbyhiscompanytowork___________.51.ChristineHolmbelievespaternityleaveprovidesanewkindoftrainingformeninthatitcanhelpthemcopewith_____________.SectionBPassageOneQuestions52to56arebasedonthefollowingpassage.Likemostpeople,I’velongunderstoodthatIwillbejudgedbymyoccupation,thatmyprofessionisagaugepeopleusetoseehowsmartortalentedIam.Recently,however,IwasdisappointedtoseethatitalsodecideshowI’mtreatedasaperson.LastyearIleftaprofessionalpositionasasmall-townreporterandtookajobwaitingtables.Assomeonepaidtoservefoodtopeople.IhadcustomerssayanddothingstomeIsuspectthey’dneversayordototheirmostcasualacquaintances.Onenightamantalkingonhiscellphonewavedmeaway,thenbeckoned(示意)mebackwithhisfingeraminutelater,complaininghewasreadytoorderandaskingwhereI’dbeen.Ihadwaitedtablesduringsummersincollegeandwastreatedlikeapeon(勤杂工)byplentyofpeople.Butat19yearsold.IbelievedIdeservedinferiortreatmentfromprofessionaladults.Besides,peoplerespondedtomedifferentlyafterItoldthemIwasincollege.CustomerswouldjokethatonedayI’dbesittingattheirtable,waitingtobeserved.OnceIgraduatedItookajobatacommunitynewspaper.Frommyfirstday,Iheardarespectfultonefromeveryonewhocalledme.Iassumedthiswasthewaytheprofessionalworldworked-cordially.Isoonfoundoutdifferently,Isatseveralfeetawayfromanadvertisingsalesrepresentativewithasimilarname.OurcallswouldoftengetmixedupandsomeoneaskingforKristenwouldbetransferredtoChristie.Themistakewasimmediatelyevident.Perhapsitwasbecausemoneywasinvolved,butpeopleusedatonewithKristenthattheyneverusedwithme.Myjobtitlemadepeopletreatmewithcourtesy.Soitwasashocktoreturntotherestaurantindustry.It’snosecretthatthere’salottoputupwithwhenwaitingtables,andfortunately,muchofitcanbeeasilyforgottenwhenyoupocketthetips.Theserviceindustry,bydefinition,existstocatertoothers’needs.Still,itseemedthatmanyofmycustomersdidn’tgetthedifferencebetweenserverandservant.I’mnowapplyingtograduateschool,whichmeanssomedayI’llreturntoaprofessionwherepeopleneedtobenicetomeinordertogetwhattheywant.IthinkI’lltakethemtodinnerfirst,andseehowtheytreatsomeonewhoseonlyjobistoservethem.
52.Theauthorwasdisappointedtofindthat___________________.A)one’spositionisusedasagaugetomeasureone’sintelligence.B)talentedpeoplelikehershouldfailtogetarespectablejobC)one’soccupationaffectsthewayoneistreatedasapersonD)professionalstendtolookdownuponmanualworkers53.Whatdoestheauthorintendtosaybytheexampleinthesecondparagraph?A)Somecustomerssimplyshownorespecttothosewhoservethem.B)Peopleabsorbedinaphoneconversationtendtobeabsent-minded.C)Waitressesareoftentreatedbycustomersascasualacquaintances.D)Somecustomersliketomakeloudcomplaintsfornoreasonatall.54.Howdidtheauthorfeelwhenwaitingtablesattheageof19?A)Shefeltitunfairtobetreatedasamereservantbyprofessionals.B)Shefeltbadlyhurtwhenhercustomersregardedherasapeon.C)Shewasembarrassedeachtimehercustomersjokedwithher.D)Shefounditnaturalforprofessionalstotreatherasinferior.55.Whatdoestheauthorimplybysaying“…manyofmycustomersdidn’tgetthedifferencebetweenserverandservant”(Lines3-4,Para.7)?A)Thosewhocatertoothers’needsaredestinedtobelookeddownupon.B)Thoseworkingintheserviceindustryshouldn’tbetreatedasservants.C)Thoseservingothershavetoputupwithroughtreatmenttoearnaliving.D)Themajorityofcustomerstendtolookonaservantasaservernowadays.56.Theauthorsaysshe’llonedaytakeherclientstodinnerinorderto_______.A)seewhatkindofpersontheyareB)experiencethefeelingofbeingservedC)showhergenerositytowardspeopleinferiortoherD)arousetheirsympathyforpeoplelivingahumblelifePassageTwoQuestions57to61arebasedonthefollowingpassage.What’shotfor2007amongtheveryrich?AS7.3milliondiamondring.AtriptoTanzaniatohuntwildanimals.Oh.andincomeinequality.Sure,someleftishbillionaireslikeGeorgeSoroshavebeenrailingagainstincomeinequalityforyears.Butincreasingly,centristandright-wingbillionairesarestartingtoworryaboutincomeinequalityandthefateofthemiddleclass.InDecember.MortimerZuckermanwroteacolumninU.SNews&WorldReport,whichheowns.“Ournation’scorebargainwiththemiddleclassisdisintegrating,”lamented(哀叹)the117th-richestmaninAmerica.“Mostofoureconomicgainshavegonetopeopleattheverytopoftheincomeladder.Averageincomeforahouseholdofpeopleofworkingage,bycontrast,hasfallenfiveyearsinarow.”Henotedthat“TensofmillionsofAmericansliveinfearthatamajorhealthproblemcanreducethemtobankruptcy.”WilburRossJr.hasechoedZuckerman’sangeroverthebitterstrugglesfacedbymiddle-classAmericans.“It’sanoutragethatanyAmerican’slifeexpectancyshouldbeshortenedsimplybecausethecompanytheyworkedforwentbankruptandendedhealth-carecoverage,”saidtheformerchairmanoftheInternationalSteelGroup.What’shappening?TheveryricharejustastrendyasyouandI,andcanbesowhenitcomestopoliticsandpolicy.GiventherecentchangeofcontrolinCongress,popularityofmeasureslikeincreasingtheminimumwage,andeffortsbyCalifornia’governortoofferuniversalhealthcare,theseguysdon’tneedtheirownpersonalweathermentoknowwhichwaythewindblows.It’spossiblethatplutocrats(有钱有势的人)areexpressingsolidaritywiththestrugglingmiddleclassaspartofanefforttoinsulatethemselvesfromconfiscatory(没收性的)taxpolicies.Buttheprospectthatincomeinequalitywillleadtohighertaxesonthewealthydoesn’tkeepplutocratsupatnight.Theycanlivewiththat.No,whattheyfearwasthatthepoliticalchallengesofsustainingsupportforglobaleconomicintegrationwillbemoredifficultintheUnitedStatesbecauseofwhathashappenedtothedistributionofincomeandeconomicinsecurity.Inotherwords,ifmiddle-classAmericanscontinuetostrugglefinanciallyastheultrawealthygroweverwealthier,itwillbeincreasinglydifficulttomaintainpoliticalsupportforthefreeflowofgoods,services,andcapitalacrossborders.AndwhentheUnitedStatesplacesobstaclesinthewayofforeigninvestorsandforeigngoods,it’slikelytoencouragereciprocalactionabroad.Forpeoplewhobuyandsellcompanies,orwhoallocatecapitaltomarketsallaroundtheworld,that’stherealnightmare.57.WhatisthecurrenttopicofcommoninterestamongtheveryrichinAmerica?A)Thefateoftheultrawealthypeople.B)Thedisintegrationofthemiddleclass.C)Theinequalityinthedistributionofwealth.D)Theconflictbetweentheleftandtherightwing.58.WhatdowelearnfromMortimerZuckerman’slamentation?A)Manymiddle-incomefamilieshavefailedtomakeabargainforbetterwelfare.B)TheAmericaneconomicsystemhascausedmanycompaniestogobankrupt.C)TheAmericannationisbecomingmoreandmoredivideddespiteitswealth.D)ThemajorityofAmericansbenefitlittlefromthenation’sgrowingwealth.59.Fromthefifthparagraphwecanlearnthat____________.A)theveryricharefashion-consciousB)theveryricharepoliticallysensitiveC)universalhealthcareistobeimplementedthroughoutAmericaD)Congresshasgainedpopularitybyincreasingtheminimumwage60.Whatistherealreasonforplutocratstoexpresssolidaritywiththemiddleclass?A)Theywanttoprotectthemselvesfromconfiscatorytaxation.B)Theyknowthatthemiddleclasscontributesmosttosociety.C)Theywanttogainsupportforglobaleconomicintegration.D)Theyfeelincreasinglythreatenedbyeconomicinsecurity.61.WhatmayhappeniftheUnitedStatesplacesobstaclesinthewayofforeigninvestorsandforeigngoods?A)Thepricesofimportedgoodswillinevitablysoarbeyondcontrol.B)Theinvestorswillhavetomakegreateffortstore-allocatecapital.C)Thewealthywillattempttobuyforeigncompaniesacrossborders.D)Foreigncountrieswillplacethesameeconomicbarriersinreturn.PartVCloze(15minutes)In1915EinsteinmadeatriptoGattingentogivesomelecturesattheinvitationofthemathematicalphysicistDavidHilbert.Hewasparticularlyeager—tooeager,itwouldturn62--toexplainalltheintricaciesofrelativitytohim.Thevisitwasatriumph,andhesaidtoafriendexcitedly.“Iwasableto63Hilbertofthegeneraltheoryofrelativity.”64allofEinstein’spersonalturmoil(焦躁)atthetime,anewscientificanxietywasaboutto65.Hewasstrugglingtofindtherightequationsthatwould66hisnewconceptofgravity,67thatwoulddefinehowobjectsmove68spaceandhowspaceiscurvedbyobjects.Bytheendofthesummer,he69themathematicalapproachhehadbeen70foralmostthreeyearswasflawed.Andnowtherewasa71pressure.Einsteindiscoveredtohis72thatHilberthadtakenwhathehadlecturesandwasracingtocomeup73thecorrectequationsfirst.Itwasanenormouslycomplextask.AlthoughEinsteinwasthebetterphysicist.Hilbertwasthebettermathematician.SoinOctober1915Einstein74himselfintoamonth-long-franticendeavorin75hereturnedtoanearliermathematicalstrategyandwrestledwithequations,proofs,correctionsandupdatesthathe76togiveaslecturestoBerlin’sPrussianAcademyofSciencesonfour77Thursdays.HisfirstlecturewasdeliveredonNov.4.1915,anditexplainedhisnewapproach,78headmittedhedidnotyethavetheprecisemathematicalformulationofit.Einsteinalsotooktimeofffrom79revisinghisequationstoengageinanawkwardfandango(方丹戈双人舞)withhiscompetitorHilbert.Worried80beingscooped(抢先),hesentHilbertacopyofhisNov.4lecture.“Iam81toknowwhetheryouwilltakekindlytothisnewsolution,”Einsteinnotedwithatouchofdefensiveness.62.A)upB)overC)outD)off63.A)convinceB)counselC)persuadeD)preach64.A)AboveB)AroundC)AmidD)Along65.A)emitB)emergeC)submitD)submerge66.A)imitateB)igniteC)describeD)ascribe67.A)onesB)thoseC)allD)none68.A)intoB)beyondC)amongD)through69
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