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阅读下面这篇短文，短文后列出7个句子，请根据短文的内容对每个句子做出判断。如果该句提供的是正确信息，请选择A；如果该句提供的是错误信息，请选择B；如果该句的信息文章中没有提及，请选择C。 ...
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{{*HTML*}}下面的短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1356段每段选择1个最佳标题2第27～30题要求从所给的6个选项中为每个句子确定1个最佳选项? ? LEDLighting??1?An accidentaldiscoveryannouncedrecentlyhastakenLEDlightingtoanewlevel suggestingitcouldsoonofferacheaperlonger-lastingalternativetothe traditionallightbulb.Thebreakthroughaddstoagrowingtrendthatislikely toeventuallymakeThomasEdison’sbrightinventionobsolete.LEDsarealready usedintrafficlightsflashlightsandarchitecturallighting.Theyare flexibleandoperatelessexpensivelythantraditionallighting.? ?2?MichaelBowersagraduatestudentatVanderbiltUniversitywas justtryingtomakereallysmallquantumdotswhicharecrystalsgenerallyonly afewnanometersbig.Quantumdotscontainanywherefrom100to1000 electrons.They’reeasilyexcitedbundlesofenergyandthesmallertheyare themoreexcitedtheyget.EachdotinBower’sparticularbatchwas exceptionallysmallcontainingonly33or34pairsofatoms.??3 ?Whenyoushinealightonquantumdotsorapplyelectricitytothemthey reactbyproducingtheirownlightnormallyabrightvibrantcolor.Butwhen Bowersshinedalaseronhisbatchofdotssomethingunexpectedhappened.He wassurprisedwhenawhiteglowcoveredthetable.Thequantumdotswere supposedtoemitbluelightbutinsteadtheyweregivingoffabeautifulwhite glow.??4?ThenBowersandanotherstudentgottheideato stirthedotsintopolyurethaneandcoatablueLEDlightbulbwiththemix.The lumpybulbwasn’tprettybutitproducedwhitelightsimilartoaregularlight bulb.??5?LEDsproducetwiceasmuchlightasaregular60 wattbulbandburnforover50000hours.TheDepartmentofEnergyestimatesLED lightingcouldreduceU.S.energyconsumptionforlightingby29percentby 2025.LEDsdon’temitheatsothey’realsomoreenergyefficient.Andthey’re muchhardertobreak.??6?Quantumdotmixturescouldbe paintedonjustaboutanythingandelectricallyexcitedtoproducearainbowof colorsincludingwhite.Themainlightsourceofthefuturewillalmostsurely notbeabulb.Itmightbeatableawallorevenafork. ??A.LEDLightingIsNotMature??B.LEDLighting WillReplaceTraditionalLighting??C.AlmostEverythingCouldBe theMainLightSourceintheFuture??D.LEDLightingHasMany Advantages??E.BowersMadeanUnexpectedDiscovery? ?F.LEDLightBulbsLookLumpyParagraph1______.
{{*HTML*}}下面有3篇短文每篇短文后有5道题请根据短文内容为每题定1个最佳选项{{B}}第一篇{{/B}} SmartWindow??Windows notonlyletlightintocutdownanelectricityuseforlightingbutthelight comingthroughthewindowalsoprovidesheat.Howeverwindowsarenotsomething peopletypicallyassociatewithbeingacuttingedgetechnology.Researchersare nowworkingonnewtechnologiesthatenableawindowtoquicklychangefrom cleartodarkandanywhereinbetweenwithaflipofaswitch.? ?IttookusalongtimetofigureoutwhatawindowreallyissaysClaes Granqvist.He’saprofessorofsolid-statephysicsatUppsalaUniversityin Sweden.It’scontactwiththeoutsideworld.Youhavetohavevisualcontact withthesurroundingworldtofeelwell.Sowindowsandnaturallightare importantforimprovingthewaypeoplefeelwhenthey’restuck indoors.??Yetwindowsaretheweaklinkinabuildingwhenit comestoenergyandtemperaturecontrol.Inthewintercoldairleaksin.When it’shotandsunnysunlightstreamsin.Allofthissunlightcarrieslotsof heatandenergy.Andallofthisextraheatforcespeopletoturnontheirair conditioners.Producingblastsofcoldairwhichcanfeelsorefreshing actuallysuckupenormousamountsofelectricityinbuildingsaroundthe world.??Windowshavebeenamajorfocusofenergyresearchfora longtime.Overtheyearsscientistshavecomeupwithavarietyofstrategies forcoatingglazingandlayeringwindowstomakethemmoreenergyefficient. Smartwindowsgoastepfurther.Theyusechromogenictechnologieswhichinvolve changesofcolor.??Electrochromicwindowsuseelectricityto changecolor.Forexampleasheetofglasscoatedwiththinlayersofchemical compoundsuchastungstenoxideworksabitlikeabattery.Tungstenoxideis clearwhenanelectricchargeisappliedanddarkwhenthechargeisremoved thatiswhentheamountofvoltageisdecreasedthewindowdarkensuntilit’s completelydarkafterallelectricityistakenaway.Soapplyingavoltage determineswhetherthewindowlooksclearordark.??Oneimportant featurethatmakesasmartwindowsosmartisthatithasasortofmemory. Allittakesisasmalljoltofvoltagetoturnthewindowfromonestatetothe other.Thenitstaysthatway.Transitionstakeanywherefrom10secondstoa fewminutesdependingonthesizeofthewindow.Thedevelopmentofsmart windowscouldmeanthatmassiveairconditioningsystemsmaynolongerneed.In thefutureGranqvistsaysourbuildingsmaylookdifferent. Whichofthefollowingstatementsdoesnotindicatetheimportanceofwindowsasdescribedinthefirsttwoparagraphs?
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{{*HTML*}}下面的短文后列出了7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文中没有提及请选择C Biodiesel??Yuthachaiof Thailandhasinventedahome-grownalternativetoexpensiveimporteddiesela biodieselderivedfromvegetableoil.Biodieseliswinningpoliticalbackingin Thailandbecauseitusescoconutandpalmoilbothofwhichareinprice slumpsanditlimitstherelianceonoverseaspetroleumsourcewhichhave becomeincreasinglyexpensive.??Yuthachai56haspatentedhis coconut-oilfuel-makingprocess.Hedevelopedhisbiodiesel18yearsagousing knowledgehegainedfromworkingonaplantationandfixingfarmmachinery.He nowsellshisfuelatservicestationsbutrefusestosellhispatentdespite attractiveoffersfromoverseasoilfirms.Heisdeterminedtoretaincontrolof hisformulaandkeepitaccessibletofarmerssotheycanmaketheirown fuel.??Thereareseveralformulationsofbiodieselbut Yuthachai’sisoneofthemostbasicusing20partscrudecoconutoiltoone partkerosene.Itrequiresonlysimpleaffordabletechnologytomakeandworks inunmodifiedslow-runningengines.??Despitethepublicinterest inbiodieselthegovernmenthasbeencautiousaboutYuthachai’sfuel.Since thereiscurrentlynoregulatorysystemforvegetable-oilfuelsYuthachai’s fuelcannotbeusedinregularvehicles.Butfarmersandferryoperatorsare moreenthusiasticbuying700000litersadayofbiodieselmadefromcrude vegetableoilstorunfarmmachinesandboats.Demandisgrowing:Aliterof biodieselis4—6UScentscheaperthandiesel.??Accordingtosome scientiststhebiodieselproducedfromcrudecoconutoilmaynotrunthrough enginesaseasilyasdieselandfatty-aciddepositscandamageenginesinthe longrun.Asolutionmaysooncomefromusingwastecookingoil.Anexperimental biodieselplanttorefinethewasteoilisbeingbuiltinThailand.Theplant willshowthebiodiesel-makingpotentialof60000tonnesofwastecookingoil thatBangkokgeneratesdaily.??OtherAsiancountrieshavebeen researchingbiodiesel—MalaysiaandthePhilippinesfor20years—butThailandis thefirstcountrytohavepublicpolicysupportingits commercialization.??Thattrendlookslikecontinuingwiththe governmentintalkswithaU.S.companytobuildamoreadvancedplantin Thailand.Untilthat’sworkinghomegrownbiodieselswillhelpboostthe fortunesofstrugglingThais.Biodieselissuperiorinqualitytotraditionalpetroleum.
{{*HTML*}}??A.traditionallightingislessdurableanddearer? ?B.alaserexcitedthequantumdots??C.Americaadopted LEDS??D.graduatestudentsworkhard??E.quantum dotmixturesaremagic??F.itismoreefficientUnliketraditionallightingLEDsdonotgiveoutheatso______.
{{*HTML*}}下面的短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1356段每段选择1个最佳标题2第27～30题要求从所给的6个选项中为每个句子确定1个最佳选项? ? LEDLighting??1?An accidentaldiscoveryannouncedrecentlyhastakenLEDlightingtoanewlevel suggestingitcouldsoonofferacheaperlonger-lastingalternativetothe traditionallightbulb.Thebreakthroughaddstoagrowingtrendthatislikely toeventuallymakeThomasEdison’sbrightinventionobsolete.LEDsarealready usedintrafficlightsflashlightsandarchitecturallighting.Theyare flexibleandoperatelessexpensivelythantraditionallighting.? ?2?MichaelBowersagraduatestudentatVanderbiltUniversitywas justtryingtomakereallysmallquantumdotswhicharecrystalsgenerallyonly afewnanometersbig.Quantumdotscontainanywherefrom100to1000 electrons.They’reeasilyexcitedbundlesofenergyandthesmallertheyare themoreexcitedtheyget.EachdotinBower’sparticularbatchwas exceptionallysmallcontainingonly33or34pairsofatoms.??3 ?Whenyoushinealightonquantumdotsorapplyelectricitytothemthey reactbyproducingtheirownlightnormallyabrightvibrantcolor.Butwhen Bowersshinedalaseronhisbatchofdotssomethingunexpectedhappened.He wassurprisedwhenawhiteglowcoveredthetable.Thequantumdotswere supposedtoemitbluelightbutinsteadtheyweregivingoffabeautifulwhite glow.??4?ThenBowersandanotherstudentgottheideato stirthedotsintopolyurethaneandcoatablueLEDlightbulbwiththemix.The lumpybulbwasn’tprettybutitproducedwhitelightsimilartoaregularlight bulb.??5?LEDsproducetwiceasmuchlightasaregular60 wattbulbandburnforover50000hours.TheDepartmentofEnergyestimatesLED lightingcouldreduceU.S.energyconsumptionforlightingby29percentby 2025.LEDsdon’temitheatsothey’realsomoreenergyefficient.Andthey’re muchhardertobreak.??6?Quantumdotmixturescouldbe paintedonjustaboutanythingandelectricallyexcitedtoproducearainbowof colorsincludingwhite.Themainlightsourceofthefuturewillalmostsurely notbeabulb.Itmightbeatableawallorevenafork. ??A.LEDLightingIsNotMature??B.LEDLighting WillReplaceTraditionalLighting??C.AlmostEverythingCouldBe theMainLightSourceintheFuture??D.LEDLightingHasMany Advantages??E.BowersMadeanUnexpectedDiscovery? ?F.LEDLightBulbsLookLumpyParagraph5______.
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{{*HTML*}}下面的短文后列出了7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文中没有提及请选择C Biodiesel??Yuthachaiof Thailandhasinventedahome-grownalternativetoexpensiveimporteddiesela biodieselderivedfromvegetableoil.Biodieseliswinningpoliticalbackingin Thailandbecauseitusescoconutandpalmoilbothofwhichareinprice slumpsanditlimitstherelianceonoverseaspetroleumsourcewhichhave becomeincreasinglyexpensive.??Yuthachai56haspatentedhis coconut-oilfuel-makingprocess.Hedevelopedhisbiodiesel18yearsagousing knowledgehegainedfromworkingonaplantationandfixingfarmmachinery.He nowsellshisfuelatservicestationsbutrefusestosellhispatentdespite attractiveoffersfromoverseasoilfirms.Heisdeterminedtoretaincontrolof hisformulaandkeepitaccessibletofarmerssotheycanmaketheirown fuel.??Thereareseveralformulationsofbiodieselbut Yuthachai’sisoneofthemostbasicusing20partscrudecoconutoiltoone partkerosene.Itrequiresonlysimpleaffordabletechnologytomakeandworks inunmodifiedslow-runningengines.??Despitethepublicinterest inbiodieselthegovernmenthasbeencautiousaboutYuthachai’sfuel.Since thereiscurrentlynoregulatorysystemforvegetable-oilfuelsYuthachai’s fuelcannotbeusedinregularvehicles.Butfarmersandferryoperatorsare moreenthusiasticbuying700000litersadayofbiodieselmadefromcrude vegetableoilstorunfarmmachinesandboats.Demandisgrowing:Aliterof biodieselis4—6UScentscheaperthandiesel.??Accordingtosome scientiststhebiodieselproducedfromcrudecoconutoilmaynotrunthrough enginesaseasilyasdieselandfatty-aciddepositscandamageenginesinthe longrun.Asolutionmaysooncomefromusingwastecookingoil.Anexperimental biodieselplanttorefinethewasteoilisbeingbuiltinThailand.Theplant willshowthebiodiesel-makingpotentialof60000tonnesofwastecookingoil thatBangkokgeneratesdaily.??OtherAsiancountrieshavebeen researchingbiodiesel—MalaysiaandthePhilippinesfor20years—butThailandis thefirstcountrytohavepublicpolicysupportingits commercialization.??Thattrendlookslikecontinuingwiththe governmentintalkswithaU.S.companytobuildamoreadvancedplantin Thailand.Untilthat’sworkinghomegrownbiodieselswillhelpboostthe fortunesofstrugglingThais.MalaysiaandthePhilippinesarethefirstcountriesintheworldtohavepublicpolicysupportingthecommercializationofbiodiesels.
{{*HTML*}}下面有3篇短文每篇短文后有5道题请根据短文内容为每题定1个最佳选项{{B}}第一篇{{/B}} SmartWindow??Windows notonlyletlightintocutdownanelectricityuseforlightingbutthelight comingthroughthewindowalsoprovidesheat.Howeverwindowsarenotsomething peopletypicallyassociatewithbeingacuttingedgetechnology.Researchersare nowworkingonnewtechnologiesthatenableawindowtoquicklychangefrom cleartodarkandanywhereinbetweenwithaflipofaswitch.? ?IttookusalongtimetofigureoutwhatawindowreallyissaysClaes Granqvist.He’saprofessorofsolid-statephysicsatUppsalaUniversityin Sweden.It’scontactwiththeoutsideworld.Youhavetohavevisualcontact withthesurroundingworldtofeelwell.Sowindowsandnaturallightare importantforimprovingthewaypeoplefeelwhenthey’restuck indoors.??Yetwindowsaretheweaklinkinabuildingwhenit comestoenergyandtemperaturecontrol.Inthewintercoldairleaksin.When it’shotandsunnysunlightstreamsin.Allofthissunlightcarrieslotsof heatandenergy.Andallofthisextraheatforcespeopletoturnontheirair conditioners.Producingblastsofcoldairwhichcanfeelsorefreshing actuallysuckupenormousamountsofelectricityinbuildingsaroundthe world.??Windowshavebeenamajorfocusofenergyresearchfora longtime.Overtheyearsscientistshavecomeupwithavarietyofstrategies forcoatingglazingandlayeringwindowstomakethemmoreenergyefficient. Smartwindowsgoastepfurther.Theyusechromogenictechnologieswhichinvolve changesofcolor.??Electrochromicwindowsuseelectricityto changecolor.Forexampleasheetofglasscoatedwiththinlayersofchemical compoundsuchastungstenoxideworksabitlikeabattery.Tungstenoxideis clearwhenanelectricchargeisappliedanddarkwhenthechargeisremoved thatiswhentheamountofvoltageisdecreasedthewindowdarkensuntilit’s completelydarkafterallelectricityistakenaway.Soapplyingavoltage determineswhetherthewindowlooksclearordark.??Oneimportant featurethatmakesasmartwindowsosmartisthatithasasortofmemory. Allittakesisasmalljoltofvoltagetoturnthewindowfromonestatetothe other.Thenitstaysthatway.Transitionstakeanywherefrom10secondstoa fewminutesdependingonthesizeofthewindow.Thedevelopmentofsmart windowscouldmeanthatmassiveairconditioningsystemsmaynolongerneed.In thefutureGranqvistsaysourbuildingsmaylookdifferent. WhataresmartwindowsaccordingtoParagraph4?
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{{*HTML*}}下面的短文后列出了7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文中没有提及请选择C Biodiesel??Yuthachaiof Thailandhasinventedahome-grownalternativetoexpensiveimporteddiesela biodieselderivedfromvegetableoil.Biodieseliswinningpoliticalbackingin Thailandbecauseitusescoconutandpalmoilbothofwhichareinprice slumpsanditlimitstherelianceonoverseaspetroleumsourcewhichhave becomeincreasinglyexpensive.??Yuthachai56haspatentedhis coconut-oilfuel-makingprocess.Hedevelopedhisbiodiesel18yearsagousing knowledgehegainedfromworkingonaplantationandfixingfarmmachinery.He nowsellshisfuelatservicestationsbutrefusestosellhispatentdespite attractiveoffersfromoverseasoilfirms.Heisdeterminedtoretaincontrolof hisformulaandkeepitaccessibletofarmerssotheycanmaketheirown fuel.??Thereareseveralformulationsofbiodieselbut Yuthachai’sisoneofthemostbasicusing20partscrudecoconutoiltoone partkerosene.Itrequiresonlysimpleaffordabletechnologytomakeandworks inunmodifiedslow-runningengines.??Despitethepublicinterest inbiodieselthegovernmenthasbeencautiousaboutYuthachai’sfuel.Since thereiscurrentlynoregulatorysystemforvegetable-oilfuelsYuthachai’s fuelcannotbeusedinregularvehicles.Butfarmersandferryoperatorsare moreenthusiasticbuying700000litersadayofbiodieselmadefromcrude vegetableoilstorunfarmmachinesandboats.Demandisgrowing:Aliterof biodieselis4—6UScentscheaperthandiesel.??Accordingtosome scientiststhebiodieselproducedfromcrudecoconutoilmaynotrunthrough enginesaseasilyasdieselandfatty-aciddepositscandamageenginesinthe longrun.Asolutionmaysooncomefromusingwastecookingoil.Anexperimental biodieselplanttorefinethewasteoilisbeingbuiltinThailand.Theplant willshowthebiodiesel-makingpotentialof60000tonnesofwastecookingoil thatBangkokgeneratesdaily.??OtherAsiancountrieshavebeen researchingbiodiesel—MalaysiaandthePhilippinesfor20years—butThailandis thefirstcountrytohavepublicpolicysupportingits commercialization.??Thattrendlookslikecontinuingwiththe governmentintalkswithaU.S.companytobuildamoreadvancedplantin Thailand.Untilthat’sworkinghomegrownbiodieselswillhelpboostthe fortunesofstrugglingThais.YuthachaitheinventorofbiodieseliscurrentlythegeneralmanagerofaUS-ThailandjointventureinBangkok.
Thecuriouslookfromthestrangersaroundhermadeherfeel{{U}}uneasy{{/U}}.
{{*HTML*}}??A.traditionallightingislessdurableanddearer? ?B.alaserexcitedthequantumdots??C.Americaadopted LEDS??D.graduatestudentsworkhard??E.quantum dotmixturesaremagic??F.itismoreefficientSomethingunexpectedhappenedduringBower’sexperimentwhen______.
{{*HTML*}}下面有3篇短文每篇短文后有5道题请根据短文内容为每题定1个最佳选项{{B}}第一篇{{/B}} SmartWindow??Windows notonlyletlightintocutdownanelectricityuseforlightingbutthelight comingthroughthewindowalsoprovidesheat.Howeverwindowsarenotsomething peopletypicallyassociatewithbeingacuttingedgetechnology.Researchersare nowworkingonnewtechnologiesthatenableawindowtoquicklychangefrom cleartodarkandanywhereinbetweenwithaflipofaswitch.? ?IttookusalongtimetofigureoutwhatawindowreallyissaysClaes Granqvist.He’saprofessorofsolid-statephysicsatUppsalaUniversityin Sweden.It’scontactwiththeoutsideworld.Youhavetohavevisualcontact withthesurroundingworldtofeelwell.Sowindowsandnaturallightare importantforimprovingthewaypeoplefeelwhenthey’restuck indoors.??Yetwindowsaretheweaklinkinabuildingwhenit comestoenergyandtemperaturecontrol.Inthewintercoldairleaksin.When it’shotandsunnysunlightstreamsin.Allofthissunlightcarrieslotsof heatandenergy.Andallofthisextraheatforcespeopletoturnontheirair conditioners.Producingblastsofcoldairwhichcanfeelsorefreshing actuallysuckupenormousamountsofelectricityinbuildingsaroundthe world.??Windowshavebeenamajorfocusofenergyresearchfora longtime.Overtheyearsscientistshavecomeupwithavarietyofstrategies forcoatingglazingandlayeringwindowstomakethemmoreenergyefficient. Smartwindowsgoastepfurther.Theyusechromogenictechnologieswhichinvolve changesofcolor.??Electrochromicwindowsuseelectricityto changecolor.Forexampleasheetofglasscoatedwiththinlayersofchemical compoundsuchastungstenoxideworksabitlikeabattery.Tungstenoxideis clearwhenanelectricchargeisappliedanddarkwhenthechargeisremoved thatiswhentheamountofvoltageisdecreasedthewindowdarkensuntilit’s completelydarkafterallelectricityistakenaway.Soapplyingavoltage determineswhetherthewindowlooksclearordark.??Oneimportant featurethatmakesasmartwindowsosmartisthatithasasortofmemory. Allittakesisasmalljoltofvoltagetoturnthewindowfromonestatetothe other.Thenitstaysthatway.Transitionstakeanywherefrom10secondstoa fewminutesdependingonthesizeofthewindow.Thedevelopmentofsmart windowscouldmeanthatmassiveairconditioningsystemsmaynolongerneed.In thefutureGranqvistsaysourbuildingsmaylookdifferent. Whatwillbethebenefitiftheresearchonsmartwindowsturnsouttobesuccessfulaccordingtothelastparagraph?
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AccordingtotheEnglishlegendKingBladudlosthislifebecause
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