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Ithardfortheyoungpeopletoimaginewhat{{U}}severe{{/U}}conditionstheirparents.onceliveduder.
{{*HTML*}}? ?阅读下面的短文文章中有5处空白文章后有6组文字请根据文章的内容选择5组文字将其分别放回文章原有位置以恢复文章原貌 ?????????? ??????{{B}}TheJoyofLiving Alone{{/B}}??MoreandmoreAmericansarelivingalone.Somelive alonebecauseofdivorceorthedeathofapartner.{{U}}?1 ?{{/U}}AccordingtoarecentUScensus人口普查25percentofallhouseholds intheUSaremadeupofjustoneperson.Thisisadramaticchangefromthe extendedfamiliesofjustacoupleofgenerationsago.??The typicalpersonlivingaloneisneitheroldnorlonely.{{U}}?2 ?{{/U}}Themajorityofthesepeoplehavechosentolivealone.Theyare respondingtodecreasingsocialpressuretogetmarriedandhavea family.??It’snowsociallyacceptableevenfashionabletolive alone.Aspeoplegetbetterjobsandbecomefinanciallyindependentitbecomes possibleforthemtomaintainaone-personhousehold.{{U}}?3 ?{{/U}}Howeverpeoplewhodogetmarriedaremarryingat.alaterageand divorcingmoreoften.??Thenumberonereasongivenbymost peopleforlivingaloneisthattheysimplyenjoydoingwhattheywantwhenthey wanttodoit.LivingaloneisaluxurysaysNinaHagiwaraOnceyoudoit youcan’tevergobacktolivingwithothers.DavidC.Debacaagrees.{{U}} ?4?{{/U}}Childrenthinkthatbeinggrownupmeansbeingabletodo exactlyastheyplease.{{U}}?5?{{/U}}Thechancetodiscoverwhether thatfreedomisaswonderfulasitsoundsisachancemoreandmoreAmericans aretaking.??A.There’smorepressuretogetmarried nowadays.??B.Thegrowingnumberofwomenwithgoodjobshasdone muchtoincreasethenumberofpeoplelivingalone.??C.However evenmorepeoplearelivingalonebecausetheyhavechosento.? ?D.Itseemsthatmanygrown-upstodayarerealizingthatchildhood dream.??E.Infactaquarterofthe23millionsinglepeoplein theUSareundertheageof35.??F.HesaysIlikebeingby myself.
{{*HTML*}}??阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ????????? ?{{B}}UnpopularSubjects?{{/B}}??Isthereaplaceintoday’s societyforthestudyofuselesssubjectsinouruniversities?Justover100 yearsagoFitzgeraldarguedinawell-writtenletter{{U}}?51?{{/U}} NaturethatUniversitiesmustbeallowedtostudyuselesssubjects--{{U}} ?52?{{/U}}theydon’twhowill?Hewentontousethe{{U}}?53 ?{{/U}}ofMaxwell’selectrodynamics电动力学asonecasewhereauseless subjecthasbeentransformedtoausefulsubject.??Nowadaysthis argumentisagainverymuch{{U}}?54?{{/U}}inmanyuniversities.Indeed onesuspectsthatitisoneofthoseargumentsthatmustbe{{U}}?55 ?{{/U}}anew重新byeachgeneration.Butnowthereisanaddedtwist 歪曲--subjectsmustnotonlybeusefultheymustalsobe{{U}}?56 ?{{/U}}enoughthatstudentswillflock蜂拥todothemandevenflocktopay todothem.??Asuniversitiesbecomecommercialoperationsthe pressureto{{U}}?57?{{/U}}subjectsordepartmentsthatareless popularwillbecomestrongerandstronger.Perhapsthisismoststrongly{{U}} ?58?{{/U}}atthemomentbyphysics.Therehasbeenmuch{{U}}?59 ?{{/U}}inthepressofuniversitiesthatareclosingdownphysicsdepartments andincorporatethemwithmathematicsorengineeringdepartments.? ?Manyscientiststhinkotherwise.Theyseephysicsasa{{U}}?60 ?{{/U}}sciencewhichmustbekeptaliveifonlyto{{U}}?61?{{/U}}a baseforothersciencesandengineering.Itisoftheirgreatpersonalconcern thatphysicsteachingandresearchisunder{{U}}?62?{{/U}}inmany universities.Howcanitbepreservedintherushtowardscommercial competition?Amajorturnaround转变instudentpopularitymayhaveto{{U}} ?63?{{/U}}untiltheindustrialworlddiscoversthatitneeds physicistsandstartspayingthemwell.??Physicsisnownotonly unpopular;itisalsohard.Wecandemoreaboutthelatterby{{U}}?64 ?{{/U}}teachinginourschoolsanduniversities.Wecanalso{{U}}?65 ?{{/U}}cooperativearrangementstoensurethatphysicistskeeptheir researchandteachinguptodate.
{{*HTML*}}??阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ????????? ?{{B}}UnpopularSubjects?{{/B}}??Isthereaplaceintoday’s societyforthestudyofuselesssubjectsinouruniversities?Justover100 yearsagoFitzgeraldarguedinawell-writtenletter{{U}}?51?{{/U}} NaturethatUniversitiesmustbeallowedtostudyuselesssubjects--{{U}} ?52?{{/U}}theydon’twhowill?Hewentontousethe{{U}}?53 ?{{/U}}ofMaxwell’selectrodynamics电动力学asonecasewhereauseless subjecthasbeentransformedtoausefulsubject.??Nowadaysthis argumentisagainverymuch{{U}}?54?{{/U}}inmanyuniversities.Indeed onesuspectsthatitisoneofthoseargumentsthatmustbe{{U}}?55 ?{{/U}}anew重新byeachgeneration.Butnowthereisanaddedtwist 歪曲--subjectsmustnotonlybeusefultheymustalsobe{{U}}?56 ?{{/U}}enoughthatstudentswillflock蜂拥todothemandevenflocktopay todothem.??Asuniversitiesbecomecommercialoperationsthe pressureto{{U}}?57?{{/U}}subjectsordepartmentsthatareless popularwillbecomestrongerandstronger.Perhapsthisismoststrongly{{U}} ?58?{{/U}}atthemomentbyphysics.Therehasbeenmuch{{U}}?59 ?{{/U}}inthepressofuniversitiesthatareclosingdownphysicsdepartments andincorporatethemwithmathematicsorengineeringdepartments.? ?Manyscientiststhinkotherwise.Theyseephysicsasa{{U}}?60 ?{{/U}}sciencewhichmustbekeptaliveifonlyto{{U}}?61?{{/U}}a baseforothersciencesandengineering.Itisoftheirgreatpersonalconcern thatphysicsteachingandresearchisunder{{U}}?62?{{/U}}inmany universities.Howcanitbepreservedintherushtowardscommercial competition?Amajorturnaround转变instudentpopularitymayhaveto{{U}} ?63?{{/U}}untiltheindustrialworlddiscoversthatitneeds physicistsandstartspayingthemwell.??Physicsisnownotonly unpopular;itisalsohard.Wecandemoreaboutthelatterby{{U}}?64 ?{{/U}}teachinginourschoolsanduniversities.Wecanalso{{U}}?65 ?{{/U}}cooperativearrangementstoensurethatphysicistskeeptheir researchandteachinguptodate.
{{*HTML*}}??阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ????????? ?{{B}}UnpopularSubjects?{{/B}}??Isthereaplaceintoday’s societyforthestudyofuselesssubjectsinouruniversities?Justover100 yearsagoFitzgeraldarguedinawell-writtenletter{{U}}?51?{{/U}} NaturethatUniversitiesmustbeallowedtostudyuselesssubjects--{{U}} ?52?{{/U}}theydon’twhowill?Hewentontousethe{{U}}?53 ?{{/U}}ofMaxwell’selectrodynamics电动力学asonecasewhereauseless subjecthasbeentransformedtoausefulsubject.??Nowadaysthis argumentisagainverymuch{{U}}?54?{{/U}}inmanyuniversities.Indeed onesuspectsthatitisoneofthoseargumentsthatmustbe{{U}}?55 ?{{/U}}anew重新byeachgeneration.Butnowthereisanaddedtwist 歪曲--subjectsmustnotonlybeusefultheymustalsobe{{U}}?56 ?{{/U}}enoughthatstudentswillflock蜂拥todothemandevenflocktopay todothem.??Asuniversitiesbecomecommercialoperationsthe pressureto{{U}}?57?{{/U}}subjectsordepartmentsthatareless popularwillbecomestrongerandstronger.Perhapsthisismoststrongly{{U}} ?58?{{/U}}atthemomentbyphysics.Therehasbeenmuch{{U}}?59 ?{{/U}}inthepressofuniversitiesthatareclosingdownphysicsdepartments andincorporatethemwithmathematicsorengineeringdepartments.? ?Manyscientiststhinkotherwise.Theyseephysicsasa{{U}}?60 ?{{/U}}sciencewhichmustbekeptaliveifonlyto{{U}}?61?{{/U}}a baseforothersciencesandengineering.Itisoftheirgreatpersonalconcern thatphysicsteachingandresearchisunder{{U}}?62?{{/U}}inmany universities.Howcanitbepreservedintherushtowardscommercial competition?Amajorturnaround转变instudentpopularitymayhaveto{{U}} ?63?{{/U}}untiltheindustrialworlddiscoversthatitneeds physicistsandstartspayingthemwell.??Physicsisnownotonly unpopular;itisalsohard.Wecandemoreaboutthelatterby{{U}}?64 ?{{/U}}teachinginourschoolsanduniversities.Wecanalso{{U}}?65 ?{{/U}}cooperativearrangementstoensurethatphysicistskeeptheir researchandteachinguptodate.
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{{*HTML*}}{{B}}第三篇{{/B}} ??????? ?????{{B}}ComputersinCars{{/B}}? ?You’refarfromhomeonalonelyroad.Shadowyforestsstretchawayon bothsides.Athickmist雾makesitdifficulttoseefarbeyondyourcar’s windshield挡风玻璃.??Canthisberoute90A?youwonder.Ifit isyoushouldbenearatown.Yetthere’snohintofone.Nightisclosingin andyou’relowongasoline.??Thisisasituationwhereanin-car computerthatcannavigatewouldbeabighelp.??Acarcomputer thatnavigates?Yes!Suchcomputersexists.Severalexperimentalmodelsare beingtestedbyGeneralMotorsFordChryslerandseveralforeigncarmarkets. Thesecomputersvaryindetails.Buttheyallcontainseriesofmapson Vediodiscsorvideotapes.Forexampleonecomputersystemcontains13300maps coveringthecontinentalUS.??Beforestartingoutonatripa drivercantypeinthecodefortheregionheorsheplanstodrivethrough.The computerthenshowsamapofthatregion.Atthesametimeatinyradio receiverlinkedtothecomputergoestowork.Itpicksupsignalsfrom navigationsatellitessuchastheNAVSTARnetwork.Usingthesesignalsthe computershowsathecar’spositionatalltimesanddisplaysthispositionon themap.Thecomputercanalsocalculateanddisplaythebestrouteto follow.??Anavigationcomputermayalsoreceiveandusedata aboutroadconstructionweatherconditionsandtrafficjams.Thisinformation wouldbedisplayedtothedriverandthecomputerwouldalsousetheinformation toworkoutalternate交替的routes.??Mostcarsnowadaysalso containcomputersthathelpcarsrunmoreeffic!ently.Microprocessors微处理机的 controlcertainenginefunctionsbyregulatingthemixingoffuel.Dataoncar speedoilpressurerevolutionsperminuteenginetemperatureandfuellevel’ canbedisplayedasdigitaldatanumbersorwarminglights.?? Someautodesignerssuggestthatacentralcomputerdisplaycanbeusedto clearlypresentsuchtimelyinformationascarspeedandfuellevel.Warning lightswouldindicateadropinoilpressureorasuddenriseinengine temperature.Togetmoreinformationontheseconditionsthedriverwouldcall ituponthecomputerdisplayscreen.Whenneededthecomputercouldbeasked toprovidenavigationaidorinformationaboutthecar’s condition.ThewordnavigateinParagraph3means______.
{{*HTML*}}? 阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子作出判断如果该句提供的是正确信息请选择A项如果该句提供的是错误信息清选择B项如果该句的信息文章中没有提及请选择C项 ??????? ?????????{{B}}Rescue Platform{{/B}}??Intheaftermathoftheterroristattacksonthe WorldTradeCentersecurityexpertsaretryingtodevelopnewwaysofrescuing peoplefrombumingskysrapers.Oneideaisaplatformcapableofflying verticallyandhoveringintheairlikeahelicopter.Theplatformwouldriseup anddownalongsideaskyscraperandpickuppeopletrappedinhigh stories.??Theideafortheverticaltakeoffplatformwashatched morethantenyearsagobyaRussianaerospaceengineerDavidMetreveliwho hassincemovedtoIsrael.Metreveli’sdedsigncalledtheEaglecallsfortwo jetenginesthatturnfourlargehorizontalpropellers.Thespinningofthe propellersgeneratesthenecessaryliftorupwardforcetoraisetheplatform. Themorepowerissuppliedtothepropellersthehighertheplatformrises. Movingtheplatformsidewaysinvolvesapplyingdifferingamountsofpowerto eachpropeller.??Helicoptersarenowusedinsomecasestoget peopleoutofbumingbuildingsEscapebasketsslungfromthemdanglebesidethe buildingforpeopletoclimbinto.Unfortunatelythebasketscannotreachevery floorofabuildingbecausetheropesfromwhichtheyhangbecomeunstable beyondacertainlength.??SofarMetrevelihasbuilta small-scalemodeloftheEagletotesthisidea.InthewakeofSeptember11he hasbeenabletosecureenoughfundingtostartbuildingalarger4-meterby 4-meterprototypewhichhecallstheEaglet.ArescueplatformcalledtheEagleiscapableofmovingverticallybutnotsideways.
{{*HTML*}}? 阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子作出判断如果该句提供的是正确信息请选择A项如果该句提供的是错误信息清选择B项如果该句的信息文章中没有提及请选择C项 ??????? ?????????{{B}}Rescue Platform{{/B}}??Intheaftermathoftheterroristattacksonthe WorldTradeCentersecurityexpertsaretryingtodevelopnewwaysofrescuing peoplefrombumingskysrapers.Oneideaisaplatformcapableofflying verticallyandhoveringintheairlikeahelicopter.Theplatformwouldriseup anddownalongsideaskyscraperandpickuppeopletrappedinhigh stories.??Theideafortheverticaltakeoffplatformwashatched morethantenyearsagobyaRussianaerospaceengineerDavidMetreveliwho hassincemovedtoIsrael.Metreveli’sdedsigncalledtheEaglecallsfortwo jetenginesthatturnfourlargehorizontalpropellers.Thespinningofthe propellersgeneratesthenecessaryliftorupwardforcetoraisetheplatform. Themorepowerissuppliedtothepropellersthehighertheplatformrises. Movingtheplatformsidewaysinvolvesapplyingdifferingamountsofpowerto eachpropeller.??Helicoptersarenowusedinsomecasestoget peopleoutofbumingbuildingsEscapebasketsslungfromthemdanglebesidethe buildingforpeopletoclimbinto.Unfortunatelythebasketscannotreachevery floorofabuildingbecausetheropesfromwhichtheyhangbecomeunstable beyondacertainlength.??SofarMetrevelihasbuilta small-scalemodeloftheEagletotesthisidea.InthewakeofSeptember11he hasbeenabletosecureenoughfundingtostartbuildingalarger4-meterby 4-meterprototypewhichhecallstheEaglet.Mr.MetreveliisdesigningforIsraelamoreadvancedformofrescueplatformthantheEagleortheEaglet.
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{{*HTML*}}{{B}}第二篇{{/B}} ??????? ??{{B}}WillQualityEatuptheUSLeadinSoftware?{{/B}}? ?IfUSsoftwarecompaniesdon’tpaymoreattentiontoqualitytheycould kisstheirbusinessgood-bye.BothIndiaandBrazilaredevelopingaworld-class softwareindustry.Theirweaponisqualityandoneoftheirjobsistoattract thetopUSqualityspecialistswhosevoicesarenotlistenedtointheir country.??AIreadyoftheworld’s12softwarehousesthathave earnedthehighestratingintheworldsevenareinIndia.That’slargely becausetheyhaveusednewmethodologiesrejectedbyAmericansoftware specialists.ForexamplefordecadesqualityspecialistsW.EdwardsDeming andJ.M.JuranhadurgedUSsoftwarecompaniestochangetheirattitudesto quality.ButtheirqualitycallmainlyfellondeafearsintheUS—butnotin Japan.Bythe1970sand1980sJapanwasgrabbingmarketsharewithbetter cheaperproducts.TheyusedDeming’sandJuran’sideastobringdownthecostof goodqualitytoaslittleas5%oftotalproductioncosts.InUSfactoriesthe costofqualitythenwas10timesashigh:50%.Insoftwareitstill is.??WattsS.Humphreyspent27yearsatIBMheadingupsoftware productionandthenqualityassurance.Buthisadvicewasseldompaidattention to.HeretiredfromIBMin1986.In1987heworkedoutasystemforassessing andimprovingsoftwarequality.Ithasproveditsvaluetimeandagain.For examplein1990thecostofqualityatRaytheonElectronicsSystemswasalmost 60%oftotalsoftwareproductioncosts.Ittellto15%in1996andhassince furtherdroppedtobelow10%.??LikeDemingandJuranHumphrey seemstobewinningmorepraisesoverseasthanathome.TheIndiangovernment andseveralcompanieshavejustfoundedtheWattsHumphreySoftwareQuality InstituteattheSoftwareTechnologyParkinChennaiIndia.Let’shopethatUS leadinsoftwarewillnotbeeatenupbyitsquality problems.Whatisthewriterworryingabout?
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{{*HTML*}}??阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ????????? ?{{B}}UnpopularSubjects?{{/B}}??Isthereaplaceintoday’s societyforthestudyofuselesssubjectsinouruniversities?Justover100 yearsagoFitzgeraldarguedinawell-writtenletter{{U}}?51?{{/U}} NaturethatUniversitiesmustbeallowedtostudyuselesssubjects--{{U}} ?52?{{/U}}theydon’twhowill?Hewentontousethe{{U}}?53 ?{{/U}}ofMaxwell’selectrodynamics电动力学asonecasewhereauseless subjecthasbeentransformedtoausefulsubject.??Nowadaysthis argumentisagainverymuch{{U}}?54?{{/U}}inmanyuniversities.Indeed onesuspectsthatitisoneofthoseargumentsthatmustbe{{U}}?55 ?{{/U}}anew重新byeachgeneration.Butnowthereisanaddedtwist 歪曲--subjectsmustnotonlybeusefultheymustalsobe{{U}}?56 ?{{/U}}enoughthatstudentswillflock蜂拥todothemandevenflocktopay todothem.??Asuniversitiesbecomecommercialoperationsthe pressureto{{U}}?57?{{/U}}subjectsordepartmentsthatareless popularwillbecomestrongerandstronger.Perhapsthisismoststrongly{{U}} ?58?{{/U}}atthemomentbyphysics.Therehasbeenmuch{{U}}?59 ?{{/U}}inthepressofuniversitiesthatareclosingdownphysicsdepartments andincorporatethemwithmathematicsorengineeringdepartments.? ?Manyscientiststhinkotherwise.Theyseephysicsasa{{U}}?60 ?{{/U}}sciencewhichmustbekeptaliveifonlyto{{U}}?61?{{/U}}a baseforothersciencesandengineering.Itisoftheirgreatpersonalconcern thatphysicsteachingandresearchisunder{{U}}?62?{{/U}}inmany universities.Howcanitbepreservedintherushtowardscommercial competition?Amajorturnaround转变instudentpopularitymayhaveto{{U}} ?63?{{/U}}untiltheindustrialworlddiscoversthatitneeds physicistsandstartspayingthemwell.??Physicsisnownotonly unpopular;itisalsohard.Wecandemoreaboutthelatterby{{U}}?64 ?{{/U}}teachinginourschoolsanduniversities.Wecanalso{{U}}?65 ?{{/U}}cooperativearrangementstoensurethatphysicistskeeptheir researchandteachinguptodate.
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{{*HTML*}}? 阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子作出判断如果该句提供的是正确信息请选择A项如果该句提供的是错误信息清选择B项如果该句的信息文章中没有提及请选择C项 ??????? ?????????{{B}}Rescue Platform{{/B}}??Intheaftermathoftheterroristattacksonthe WorldTradeCentersecurityexpertsaretryingtodevelopnewwaysofrescuing peoplefrombumingskysrapers.Oneideaisaplatformcapableofflying verticallyandhoveringintheairlikeahelicopter.Theplatformwouldriseup anddownalongsideaskyscraperandpickuppeopletrappedinhigh stories.??Theideafortheverticaltakeoffplatformwashatched morethantenyearsagobyaRussianaerospaceengineerDavidMetreveliwho hassincemovedtoIsrael.Metreveli’sdedsigncalledtheEaglecallsfortwo jetenginesthatturnfourlargehorizontalpropellers.Thespinningofthe propellersgeneratesthenecessaryliftorupwardforcetoraisetheplatform. Themorepowerissuppliedtothepropellersthehighertheplatformrises. Movingtheplatformsidewaysinvolvesapplyingdifferingamountsofpowerto eachpropeller.??Helicoptersarenowusedinsomecasestoget peopleoutofbumingbuildingsEscapebasketsslungfromthemdanglebesidethe buildingforpeopletoclimbinto.Unfortunatelythebasketscannotreachevery floorofabuildingbecausetheropesfromwhichtheyhangbecomeunstable beyondacertainlength.??SofarMetrevelihasbuilta small-scalemodeloftheEagletotesthisidea.InthewakeofSeptember11he hasbeenabletosecureenoughfundingtostartbuildingalarger4-meterby 4-meterprototypewhichhecallstheEaglet.WiththehelpofjetenginestheEagelcanflyataspeedof100milesanhour.
{{*HTML*}}??阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ????????? ?{{B}}UnpopularSubjects?{{/B}}??Isthereaplaceintoday’s societyforthestudyofuselesssubjectsinouruniversities?Justover100 yearsagoFitzgeraldarguedinawell-writtenletter{{U}}?51?{{/U}} NaturethatUniversitiesmustbeallowedtostudyuselesssubjects--{{U}} ?52?{{/U}}theydon’twhowill?Hewentontousethe{{U}}?53 ?{{/U}}ofMaxwell’selectrodynamics电动力学asonecasewhereauseless subjecthasbeentransformedtoausefulsubject.??Nowadaysthis argumentisagainverymuch{{U}}?54?{{/U}}inmanyuniversities.Indeed onesuspectsthatitisoneofthoseargumentsthatmustbe{{U}}?55 ?{{/U}}anew重新byeachgeneration.Butnowthereisanaddedtwist 歪曲--subjectsmustnotonlybeusefultheymustalsobe{{U}}?56 ?{{/U}}enoughthatstudentswillflock蜂拥todothemandevenflocktopay todothem.??Asuniversitiesbecomecommercialoperationsthe pressureto{{U}}?57?{{/U}}subjectsordepartmentsthatareless popularwillbecomestrongerandstronger.Perhapsthisismoststrongly{{U}} ?58?{{/U}}atthemomentbyphysics.Therehasbeenmuch{{U}}?59 ?{{/U}}inthepressofuniversitiesthatareclosingdownphysicsdepartments andincorporatethemwithmathematicsorengineeringdepartments.? ?Manyscientiststhinkotherwise.Theyseephysicsasa{{U}}?60 ?{{/U}}sciencewhichmustbekeptaliveifonlyto{{U}}?61?{{/U}}a baseforothersciencesandengineering.Itisoftheirgreatpersonalconcern thatphysicsteachingandresearchisunder{{U}}?62?{{/U}}inmany universities.Howcanitbepreservedintherushtowardscommercial competition?Amajorturnaround转变instudentpopularitymayhaveto{{U}} ?63?{{/U}}untiltheindustrialworlddiscoversthatitneeds physicistsandstartspayingthemwell.??Physicsisnownotonly unpopular;itisalsohard.Wecandemoreaboutthelatterby{{U}}?64 ?{{/U}}teachinginourschoolsanduniversities.Wecanalso{{U}}?65 ?{{/U}}cooperativearrangementstoensurethatphysicistskeeptheir researchandteachinguptodate.
{{*HTML*}}? ?阅读下面的短文文章中有5处空白文章后有6组文字请根据文章的内容选择5组文字将其分别放回文章原有位置以恢复文章原貌 ?????????? ??????{{B}}TheJoyofLiving Alone{{/B}}??MoreandmoreAmericansarelivingalone.Somelive alonebecauseofdivorceorthedeathofapartner.{{U}}?1 ?{{/U}}AccordingtoarecentUScensus人口普查25percentofallhouseholds intheUSaremadeupofjustoneperson.Thisisadramaticchangefromthe extendedfamiliesofjustacoupleofgenerationsago.??The typicalpersonlivingaloneisneitheroldnorlonely.{{U}}?2 ?{{/U}}Themajorityofthesepeoplehavechosentolivealone.Theyare respondingtodecreasingsocialpressuretogetmarriedandhavea family.??It’snowsociallyacceptableevenfashionabletolive alone.Aspeoplegetbetterjobsandbecomefinanciallyindependentitbecomes possibleforthemtomaintainaone-personhousehold.{{U}}?3 ?{{/U}}Howeverpeoplewhodogetmarriedaremarryingat.alaterageand divorcingmoreoften.??Thenumberonereasongivenbymost peopleforlivingaloneisthattheysimplyenjoydoingwhattheywantwhenthey wanttodoit.LivingaloneisaluxurysaysNinaHagiwaraOnceyoudoit youcan’tevergobacktolivingwithothers.DavidC.Debacaagrees.{{U}} ?4?{{/U}}Childrenthinkthatbeinggrownupmeansbeingabletodo exactlyastheyplease.{{U}}?5?{{/U}}Thechancetodiscoverwhether thatfreedomisaswonderfulasitsoundsisachancemoreandmoreAmericans aretaking.??A.There’smorepressuretogetmarried nowadays.??B.Thegrowingnumberofwomenwithgoodjobshasdone muchtoincreasethenumberofpeoplelivingalone.??C.However evenmorepeoplearelivingalonebecausetheyhavechosento.? ?D.Itseemsthatmanygrown-upstodayarerealizingthatchildhood dream.??E.Infactaquarterofthe23millionsinglepeoplein theUSareundertheageof35.??F.HesaysIlikebeingby myself.{{*HTML*}}
{{*HTML*}}??阅读下面的短文文章中有5处空白文章后面有6组文字请根据文章的内容选择 5组文字将其分别放回文章原有位置以恢复文章原貌 ?????????? ???{{B}}ConservationorWastedEffort?{{/B}}??The blackrobin旅鸫isoneoftheworld’srarestbirds.Itisasmallwildbird anditlivesonlyontheislandofLittleMangereoffthecoastofNewZealand. In1967therewereaboutfiftyblackrobinsthere;in1977therewerefewerthan ten.{{U}}?46?{{/U}}.??Energeticstepsarebeingtaken topreservetheblackrobin.{{U}}?47?{{/U}}Theideaistobuyanother islandnearbyasaspecialhomeareserveforthreatenedwildlife includingblackrobins.TheorganizerssaythatLittleMangereshouldthenbe restocked重新准备withtherobin’sfood.Thousandsoftherequiredplantsareat presentbeingcultivatedinNewZealand.??Isallthisconcerna wasteofhumaneffort?{{U}}?48?{{/U}}Arewelosingoursenseofwhat isreasonableandwhatisunreasonable???Intheearth’slong longpasthundredsofkindsofcreatureshaveevolvedrisentoadegree of-successanddiedout.Inthelonglongfuturetherewillbemanynewand differentformsoflife.Thosecreaturesthatadaptthemselvessuccessfullyto whattheearthofferswillsurviveforalongtime.{{U}}?49?{{/U}}This isnature’sprovenmethodofoperation.??Theruleof selection--thesurvivalofthefittest--istheonebywhichhumanbeingshave themselvesarrivedonthescene.Webeingoneofthemostadaptablecreatures theearthhasyetproducedmaylastlongerthanmost.{{U}}?50 ?{{/U}}Youmaytakeitasanotherrulethatwhenatlasthumanbeingsshow signsofdyingoutnoothercreaturewillextendapaw爪topostponeour departure.Onthecontrarywewillbehurriedout.??Lifeseems tohavegrowntootoughforblackrobins.Ileaveyoutojudgewhetherweshould trytodoanythingaboutit.ASomecreaturescertainsmallanimalsinsects andbirdswillalmostcertainlyoutlast比......长久manfortheyseemeven moreadaptable.BThesethatfailtomeetthechallengeswilldisappear early.CDetailedstudiesaregoingonandapublicappealformoneyhas beenmade.DBothrepresentordersintheclassificationoflife.EIsit anybusinessofourswhethertheblackrobinsurvivesordiesout?FThese aretheonlyblackrobinsleftintheworld.
{{*HTML*}}??下面有3篇短文每篇短文后有5道题每道题后面有4个选项{{B}}第一篇{{/B}} ??????? ?????????{{B}}Losing Weight{{/B}}??Girlsasyoungas10yearsoldaredietingandin dangerofdevelopingunhealthyattitudesaboutweightbodyimageandfooda groupofTorontoresearchersreportedTuesday.??Theirstudyof 2279girlsaged10to14showedthatwhilethevastmajorityhadhealthy weightsnearlyathirdfelttheywereoverweightandweretryingtolose pounds.Evenatthetenderagesof10nearly32percentofgirlsfelttoo fatand31percentsaidtheyweretryingtodiet.??McVeya researcherattheHospitalforSickChildreninTorontoandhercolleagues analyzeddamcollectedinanumberofsurveysofsouthernOntarioschoolgirls between1993and2003reportingtheirfindingsinTuesday’sissueofthe CanadianMedicalAssociationJournal.??Nearly80percentofthe girlshadahealthybodyweightandonly7.2percentwereconsideredoverweight usingstandardweight-toheightratios.Mostresearcherssuggesttherateof overweightchildreninthiscountryisseveraltimeshigherthanthat figure.??Nearly30percentofthegirlsreportedtheyWere currentlytryingtoloseweightthoughfewadmittedtodangerousbehaviorsuch asself-inducedvomiting.??Stillatestthatmeasuredattitudes towardseatingshowed10.5percentofsurveyParticipantswerealreadyat riskofdevelopinganeatingdisorder.??We’renottalkingabout kidswho’vebeenprescribedadietbecausethey’reaboveaverageweightor overweight.We’retalkingaboutchildrenwhoarewithinahealthyweightrange. AndtheyhavetakenituponthemselvestodiettoloseweightMcVeysaid acknowledgingshefoundtheratesdisturbing.Shesaidstrikingabalance betweenhealthyweightsandhealthyattitudestowardsfoodandbodyimageisa complextaskwithnoeasysolutions.??overweightadj.超重的过重的 ??inducevt.引起导致??prescribe vt.处方;开药;嘱咐Whatpercentageofthegirlsconsideredthemselvesoverweight?
{{*HTML*}}{{B}}第二篇{{/B}} ??????? ??{{B}}WillQualityEatuptheUSLeadinSoftware?{{/B}}? ?IfUSsoftwarecompaniesdon’tpaymoreattentiontoqualitytheycould kisstheirbusinessgood-bye.BothIndiaandBrazilaredevelopingaworld-class softwareindustry.Theirweaponisqualityandoneoftheirjobsistoattract thetopUSqualityspecialistswhosevoicesarenotlistenedtointheir country.??AIreadyoftheworld’s12softwarehousesthathave earnedthehighestratingintheworldsevenareinIndia.That’slargely becausetheyhaveusednewmethodologiesrejectedbyAmericansoftware specialists.ForexamplefordecadesqualityspecialistsW.EdwardsDeming andJ.M.JuranhadurgedUSsoftwarecompaniestochangetheirattitudesto quality.ButtheirqualitycallmainlyfellondeafearsintheUS—butnotin Japan.Bythe1970sand1980sJapanwasgrabbingmarketsharewithbetter cheaperproducts.TheyusedDeming’sandJuran’sideastobringdownthecostof goodqualitytoaslittleas5%oftotalproductioncosts.InUSfactoriesthe costofqualitythenwas10timesashigh:50%.Insoftwareitstill is.??WattsS.Humphreyspent27yearsatIBMheadingupsoftware productionandthenqualityassurance.Buthisadvicewasseldompaidattention to.HeretiredfromIBMin1986.In1987heworkedoutasystemforassessing andimprovingsoftwarequality.Ithasproveditsvaluetimeandagain.For examplein1990thecostofqualityatRaytheonElectronicsSystemswasalmost 60%oftotalsoftwareproductioncosts.Ittellto15%in1996andhassince furtherdroppedtobelow10%.??LikeDemingandJuranHumphrey seemstobewinningmorepraisesoverseasthanathome.TheIndiangovernment andseveralcompanieshavejustfoundedtheWattsHumphreySoftwareQuality InstituteattheSoftwareTechnologyParkinChennaiIndia.Let’shopethatUS leadinsoftwarewillnotbeeatenupbyitsquality problems.Whatcountryhasmorehighest-ratingcompaniesintheworldthananyothercountryhas?
{{*HTML*}}??阅读下面的短文文章中有5处空白文章后面有6组文字请根据文章的内容选择 5组文字将其分别放回文章原有位置以恢复文章原貌 ?????????? ???{{B}}ConservationorWastedEffort?{{/B}}??The blackrobin旅鸫isoneoftheworld’srarestbirds.Itisasmallwildbird anditlivesonlyontheislandofLittleMangereoffthecoastofNewZealand. In1967therewereaboutfiftyblackrobinsthere;in1977therewerefewerthan ten.{{U}}?46?{{/U}}.??Energeticstepsarebeingtaken topreservetheblackrobin.{{U}}?47?{{/U}}Theideaistobuyanother islandnearbyasaspecialhomeareserveforthreatenedwildlife includingblackrobins.TheorganizerssaythatLittleMangereshouldthenbe restocked重新准备withtherobin’sfood.Thousandsoftherequiredplantsareat presentbeingcultivatedinNewZealand.??Isallthisconcerna wasteofhumaneffort?{{U}}?48?{{/U}}Arewelosingoursenseofwhat isreasonableandwhatisunreasonable???Intheearth’slong longpasthundredsofkindsofcreatureshaveevolvedrisentoadegree of-successanddiedout.Inthelonglongfuturetherewillbemanynewand differentformsoflife.Thosecreaturesthatadaptthemselvessuccessfullyto whattheearthofferswillsurviveforalongtime.{{U}}?49?{{/U}}This isnature’sprovenmethodofoperation.??Theruleof selection--thesurvivalofthefittest--istheonebywhichhumanbeingshave themselvesarrivedonthescene.Webeingoneofthemostadaptablecreatures theearthhasyetproducedmaylastlongerthanmost.{{U}}?50 ?{{/U}}Youmaytakeitasanotherrulethatwhenatlasthumanbeingsshow signsofdyingoutnoothercreaturewillextendapaw爪topostponeour departure.Onthecontrarywewillbehurriedout.??Lifeseems tohavegrowntootoughforblackrobins.Ileaveyoutojudgewhetherweshould trytodoanythingaboutit.ASomecreaturescertainsmallanimalsinsects andbirdswillalmostcertainlyoutlast比......长久manfortheyseemeven moreadaptable.BThesethatfailtomeetthechallengeswilldisappear early.CDetailedstudiesaregoingonandapublicappealformoneyhas beenmade.DBothrepresentordersintheclassificationoflife.EIsit anybusinessofourswhethertheblackrobinsurvivesordiesout?FThese aretheonlyblackrobinsleftintheworld.
{{*HTML*}}??阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ????????? ?{{B}}UnpopularSubjects?{{/B}}??Isthereaplaceintoday’s societyforthestudyofuselesssubjectsinouruniversities?Justover100 yearsagoFitzgeraldarguedinawell-writtenletter{{U}}?51?{{/U}} NaturethatUniversitiesmustbeallowedtostudyuselesssubjects--{{U}} ?52?{{/U}}theydon’twhowill?Hewentontousethe{{U}}?53 ?{{/U}}ofMaxwell’selectrodynamics电动力学asonecasewhereauseless subjecthasbeentransformedtoausefulsubject.??Nowadaysthis argumentisagainverymuch{{U}}?54?{{/U}}inmanyuniversities.Indeed onesuspectsthatitisoneofthoseargumentsthatmustbe{{U}}?55 ?{{/U}}anew重新byeachgeneration.Butnowthereisanaddedtwist 歪曲--subjectsmustnotonlybeusefultheymustalsobe{{U}}?56 ?{{/U}}enoughthatstudentswillflock蜂拥todothemandevenflocktopay todothem.??Asuniversitiesbecomecommercialoperationsthe pressureto{{U}}?57?{{/U}}subjectsordepartmentsthatareless popularwillbecomestrongerandstronger.Perhapsthisismoststrongly{{U}} ?58?{{/U}}atthemomentbyphysics.Therehasbeenmuch{{U}}?59 ?{{/U}}inthepressofuniversitiesthatareclosingdownphysicsdepartments andincorporatethemwithmathematicsorengineeringdepartments.? ?Manyscientiststhinkotherwise.Theyseephysicsasa{{U}}?60 ?{{/U}}sciencewhichmustbekeptaliveifonlyto{{U}}?61?{{/U}}a baseforothersciencesandengineering.Itisoftheirgreatpersonalconcern thatphysicsteachingandresearchisunder{{U}}?62?{{/U}}inmany universities.Howcanitbepreservedintherushtowardscommercial competition?Amajorturnaround转变instudentpopularitymayhaveto{{U}} ?63?{{/U}}untiltheindustrialworlddiscoversthatitneeds physicistsandstartspayingthemwell.??Physicsisnownotonly unpopular;itisalsohard.Wecandemoreaboutthelatterby{{U}}?64 ?{{/U}}teachinginourschoolsanduniversities.Wecanalso{{U}}?65 ?{{/U}}cooperativearrangementstoensurethatphysicistskeeptheir researchandteachinguptodate.
{{*HTML*}}??下面有3篇短文每篇短文后有5道题每道题后面有4个选项{{B}}第一篇{{/B}} ??????? ?????????{{B}}Losing Weight{{/B}}??Girlsasyoungas10yearsoldaredietingandin dangerofdevelopingunhealthyattitudesaboutweightbodyimageandfooda groupofTorontoresearchersreportedTuesday.??Theirstudyof 2279girlsaged10to14showedthatwhilethevastmajorityhadhealthy weightsnearlyathirdfelttheywereoverweightandweretryingtolose pounds.Evenatthetenderagesof10nearly32percentofgirlsfelttoo fatand31percentsaidtheyweretryingtodiet.??McVeya researcherattheHospitalforSickChildreninTorontoandhercolleagues analyzeddamcollectedinanumberofsurveysofsouthernOntarioschoolgirls between1993and2003reportingtheirfindingsinTuesday’sissueofthe CanadianMedicalAssociationJournal.??Nearly80percentofthe girlshadahealthybodyweightandonly7.2percentwereconsideredoverweight usingstandardweight-toheightratios.Mostresearcherssuggesttherateof overweightchildreninthiscountryisseveraltimeshigherthanthat figure.??Nearly30percentofthegirlsreportedtheyWere currentlytryingtoloseweightthoughfewadmittedtodangerousbehaviorsuch asself-inducedvomiting.??Stillatestthatmeasuredattitudes towardseatingshowed10.5percentofsurveyParticipantswerealreadyat riskofdevelopinganeatingdisorder.??We’renottalkingabout kidswho’vebeenprescribedadietbecausethey’reaboveaverageweightor overweight.We’retalkingaboutchildrenwhoarewithinahealthyweightrange. AndtheyhavetakenituponthemselvestodiettoloseweightMcVeysaid acknowledgingshefoundtheratesdisturbing.Shesaidstrikingabalance betweenhealthyweightsandhealthyattitudestowardsfoodandbodyimageisa complextaskwithnoeasysolutions.??overweightadj.超重的过重的 ??inducevt.引起导致??prescribe vt.处方;开药;嘱咐Whatkindofinstitutiondoestheleadresearcherworkwith?
{{*HTML*}}? 阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子作出判断如果该句提供的是正确信息请选择A项如果该句提供的是错误信息清选择B项如果该句的信息文章中没有提及请选择C项 ??????? ?????????{{B}}Rescue Platform{{/B}}??Intheaftermathoftheterroristattacksonthe WorldTradeCentersecurityexpertsaretryingtodevelopnewwaysofrescuing peoplefrombumingskysrapers.Oneideaisaplatformcapableofflying verticallyandhoveringintheairlikeahelicopter.Theplatformwouldriseup anddownalongsideaskyscraperandpickuppeopletrappedinhigh stories.??Theideafortheverticaltakeoffplatformwashatched morethantenyearsagobyaRussianaerospaceengineerDavidMetreveliwho hassincemovedtoIsrael.Metreveli’sdedsigncalledtheEaglecallsfortwo jetenginesthatturnfourlargehorizontalpropellers.Thespinningofthe propellersgeneratesthenecessaryliftorupwardforcetoraisetheplatform. Themorepowerissuppliedtothepropellersthehighertheplatformrises. Movingtheplatformsidewaysinvolvesapplyingdifferingamountsofpowerto eachpropeller.??Helicoptersarenowusedinsomecasestoget peopleoutofbumingbuildingsEscapebasketsslungfromthemdanglebesidethe buildingforpeopletoclimbinto.Unfortunatelythebasketscannotreachevery floorofabuildingbecausetheropesfromwhichtheyhangbecomeunstable beyondacertainlength.??SofarMetrevelihasbuilta small-scalemodeloftheEagletotesthisidea.InthewakeofSeptember11he hasbeenabletosecureenoughfundingtostartbuildingalarger4-meterby 4-meterprototypewhichhecallstheEaglet.Themorejetenginesarefittedtothepropellersthemorepeopletheplatformcancarry.
{{*HTML*}}{{B}}第二篇{{/B}} ??????? ??{{B}}WillQualityEatuptheUSLeadinSoftware?{{/B}}? ?IfUSsoftwarecompaniesdon’tpaymoreattentiontoqualitytheycould kisstheirbusinessgood-bye.BothIndiaandBrazilaredevelopingaworld-class softwareindustry.Theirweaponisqualityandoneoftheirjobsistoattract thetopUSqualityspecialistswhosevoicesarenotlistenedtointheir country.??AIreadyoftheworld’s12softwarehousesthathave earnedthehighestratingintheworldsevenareinIndia.That’slargely becausetheyhaveusednewmethodologiesrejectedbyAmericansoftware specialists.ForexamplefordecadesqualityspecialistsW.EdwardsDeming andJ.M.JuranhadurgedUSsoftwarecompaniestochangetheirattitudesto quality.ButtheirqualitycallmainlyfellondeafearsintheUS—butnotin Japan.Bythe1970sand1980sJapanwasgrabbingmarketsharewithbetter cheaperproducts.TheyusedDeming’sandJuran’sideastobringdownthecostof goodqualitytoaslittleas5%oftotalproductioncosts.InUSfactoriesthe costofqualitythenwas10timesashigh:50%.Insoftwareitstill is.??WattsS.Humphreyspent27yearsatIBMheadingupsoftware productionandthenqualityassurance.Buthisadvicewasseldompaidattention to.HeretiredfromIBMin1986.In1987heworkedoutasystemforassessing andimprovingsoftwarequality.Ithasproveditsvaluetimeandagain.For examplein1990thecostofqualityatRaytheonElectronicsSystemswasalmost 60%oftotalsoftwareproductioncosts.Ittellto15%in1996andhassince furtherdroppedtobelow10%.??LikeDemingandJuranHumphrey seemstobewinningmorepraisesoverseasthanathome.TheIndiangovernment andseveralcompanieshavejustfoundedtheWattsHumphreySoftwareQuality InstituteattheSoftwareTechnologyParkinChennaiIndia.Let’shopethatUS leadinsoftwarewillnotbeeatenupbyitsquality problems.BywhatmeansdidJapangrabitslargemarketsharebythe1970sandthe1980s?
Thecompany{{U}}recommended{{/U}}thatanewpetrolstationshouldbebuilthere.
{{*HTML*}}??阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ????????? ?{{B}}UnpopularSubjects?{{/B}}??Isthereaplaceintoday’s societyforthestudyofuselesssubjectsinouruniversities?Justover100 yearsagoFitzgeraldarguedinawell-writtenletter{{U}}?51?{{/U}} NaturethatUniversitiesmustbeallowedtostudyuselesssubjects--{{U}} ?52?{{/U}}theydon’twhowill?Hewentontousethe{{U}}?53 ?{{/U}}ofMaxwell’selectrodynamics电动力学asonecasewhereauseless subjecthasbeentransformedtoausefulsubject.??Nowadaysthis argumentisagainverymuch{{U}}?54?{{/U}}inmanyuniversities.Indeed onesuspectsthatitisoneofthoseargumentsthatmustbe{{U}}?55 ?{{/U}}anew重新byeachgeneration.Butnowthereisanaddedtwist 歪曲--subjectsmustnotonlybeusefultheymustalsobe{{U}}?56 ?{{/U}}enoughthatstudentswillflock蜂拥todothemandevenflocktopay todothem.??Asuniversitiesbecomecommercialoperationsthe pressureto{{U}}?57?{{/U}}subjectsordepartmentsthatareless popularwillbecomestrongerandstronger.Perhapsthisismoststrongly{{U}} ?58?{{/U}}atthemomentbyphysics.Therehasbeenmuch{{U}}?59 ?{{/U}}inthepressofuniversitiesthatareclosingdownphysicsdepartments andincorporatethemwithmathematicsorengineeringdepartments.? ?Manyscientiststhinkotherwise.Theyseephysicsasa{{U}}?60 ?{{/U}}sciencewhichmustbekeptaliveifonlyto{{U}}?61?{{/U}}a baseforothersciencesandengineering.Itisoftheirgreatpersonalconcern thatphysicsteachingandresearchisunder{{U}}?62?{{/U}}inmany universities.Howcanitbepreservedintherushtowardscommercial competition?Amajorturnaround转变instudentpopularitymayhaveto{{U}} ?63?{{/U}}untiltheindustrialworlddiscoversthatitneeds physicistsandstartspayingthemwell.??Physicsisnownotonly unpopular;itisalsohard.Wecandemoreaboutthelatterby{{U}}?64 ?{{/U}}teachinginourschoolsanduniversities.Wecanalso{{U}}?65 ?{{/U}}cooperativearrangementstoensurethatphysicistskeeptheir researchandteachinguptodate.
{{*HTML*}}{{B}}第三篇{{/B}} ??????? ?????{{B}}ComputersinCars{{/B}}? ?You’refarfromhomeonalonelyroad.Shadowyforestsstretchawayon bothsides.Athickmist雾makesitdifficulttoseefarbeyondyourcar’s windshield挡风玻璃.??Canthisberoute90A?youwonder.Ifit isyoushouldbenearatown.Yetthere’snohintofone.Nightisclosingin andyou’relowongasoline.??Thisisasituationwhereanin-car computerthatcannavigatewouldbeabighelp.??Acarcomputer thatnavigates?Yes!Suchcomputersexists.Severalexperimentalmodelsare beingtestedbyGeneralMotorsFordChryslerandseveralforeigncarmarkets. Thesecomputersvaryindetails.Buttheyallcontainseriesofmapson Vediodiscsorvideotapes.Forexampleonecomputersystemcontains13300maps coveringthecontinentalUS.??Beforestartingoutonatripa drivercantypeinthecodefortheregionheorsheplanstodrivethrough.The computerthenshowsamapofthatregion.Atthesametimeatinyradio receiverlinkedtothecomputergoestowork.Itpicksupsignalsfrom navigationsatellitessuchastheNAVSTARnetwork.Usingthesesignalsthe computershowsathecar’spositionatalltimesanddisplaysthispositionon themap.Thecomputercanalsocalculateanddisplaythebestrouteto follow.??Anavigationcomputermayalsoreceiveandusedata aboutroadconstructionweatherconditionsandtrafficjams.Thisinformation wouldbedisplayedtothedriverandthecomputerwouldalsousetheinformation toworkoutalternate交替的routes.??Mostcarsnowadaysalso containcomputersthathelpcarsrunmoreeffic!ently.Microprocessors微处理机的 controlcertainenginefunctionsbyregulatingthemixingoffuel.Dataoncar speedoilpressurerevolutionsperminuteenginetemperatureandfuellevel’ canbedisplayedasdigitaldatanumbersorwarminglights.?? Someautodesignerssuggestthatacentralcomputerdisplaycanbeusedto clearlypresentsuchtimelyinformationascarspeedandfuellevel.Warning lightswouldindicateadropinoilpressureorasuddenriseinengine temperature.Togetmoreinformationontheseconditionsthedriverwouldcall ituponthecomputerdisplayscreen.Whenneededthecomputercouldbeasked toprovidenavigationaidorinformationaboutthecar’s condition.Withoutsignalsfromnavigationsatellitesthein-carcomputer______.
{{*HTML*}}??阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ????????? ?{{B}}UnpopularSubjects?{{/B}}??Isthereaplaceintoday’s societyforthestudyofuselesssubjectsinouruniversities?Justover100 yearsagoFitzgeraldarguedinawell-writtenletter{{U}}?51?{{/U}} NaturethatUniversitiesmustbeallowedtostudyuselesssubjects--{{U}} ?52?{{/U}}theydon’twhowill?Hewentontousethe{{U}}?53 ?{{/U}}ofMaxwell’selectrodynamics电动力学asonecasewhereauseless subjecthasbeentransformedtoausefulsubject.??Nowadaysthis argumentisagainverymuch{{U}}?54?{{/U}}inmanyuniversities.Indeed onesuspectsthatitisoneofthoseargumentsthatmustbe{{U}}?55 ?{{/U}}anew重新byeachgeneration.Butnowthereisanaddedtwist 歪曲--subjectsmustnotonlybeusefultheymustalsobe{{U}}?56 ?{{/U}}enoughthatstudentswillflock蜂拥todothemandevenflocktopay todothem.??Asuniversitiesbecomecommercialoperationsthe pressureto{{U}}?57?{{/U}}subjectsordepartmentsthatareless popularwillbecomestrongerandstronger.Perhapsthisismoststrongly{{U}} ?58?{{/U}}atthemomentbyphysics.Therehasbeenmuch{{U}}?59 ?{{/U}}inthepressofuniversitiesthatareclosingdownphysicsdepartments andincorporatethemwithmathematicsorengineeringdepartments.? ?Manyscientiststhinkotherwise.Theyseephysicsasa{{U}}?60 ?{{/U}}sciencewhichmustbekeptaliveifonlyto{{U}}?61?{{/U}}a baseforothersciencesandengineering.Itisoftheirgreatpersonalconcern thatphysicsteachingandresearchisunder{{U}}?62?{{/U}}inmany universities.Howcanitbepreservedintherushtowardscommercial competition?Amajorturnaround转变instudentpopularitymayhaveto{{U}} ?63?{{/U}}untiltheindustrialworlddiscoversthatitneeds physicistsandstartspayingthemwell.??Physicsisnownotonly unpopular;itisalsohard.Wecandemoreaboutthelatterby{{U}}?64 ?{{/U}}teachinginourschoolsanduniversities.Wecanalso{{U}}?65 ?{{/U}}cooperativearrangementstoensurethatphysicistskeeptheir researchandteachinguptodate.
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