国开在线答案
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2024-03-05
[完形填空] OffshorewindintheNorthSeaalonecanproducenearlytwicetheelectricityneedsoftheNorthSeacountries.Usingonly20%ofthatwouldsupplyone-thirdofthesecountries’electricity.Greenpeacearegoingtochallengegovernmentsandindustrytomakethishappen.TheRainbowWarriorsailedtodaytoHornsRev,theworld’slargestoffshorewindpark,whichisbeingbuiltoffthecoastofDenmark.AnotherGreenpeaceship,theArcticSunrise,willbeginthesecondpartoftheglobaltourinSoutheastAsianextmonth.“Duringtheseweeks,Greenpeacewillbeconductingthisglobaltourwithtwoshipstoshowthatrenewableenergyisreadyandabletoreplacedirtycoal,oil,gasandnuclearpower–notonlyinthefuture,buttoday”,saidaGreenpeacespokesperson.Windenergyisreportedtobecompetitivewithcoalandgaspowergenerationandclearlybeatscostlynuclearpower.TheUKgovernment’senergyreviewclaimedthatwindenergywillbethecheapestenergysourceby2020.Nextmonth,theArcticSunrisewillbevisitingthePhilippinesandThailand,wherecommunitiesarerejectingdirty,old-fashionedenergytechnologylikecoal-firedpowerstationsanddemandingclean,renewableenergy.Thepurposeoftheglobaltourwas1.A.toproduceelectricityneedsoftheNorthSeacountriesB.tosupportthedevelopmentofrenewableenergyaroundtheworldC.tovisitthePhilippinesandThailandD.toproduceclearandfashionedenergy2.Thedestinationoftheship,theRainbowWarriorwas2.A.DenmarkB.thePhilippinesC.ThailandD.HornsRev3.Accordingtothepassage,3willbethecheapestformofenergyby2020.A.windenergyB.nuclearpowerC.coal-firedpowerD.solarenergy4.ThepowerproducedbytheoffshorewindintheNorthSeacanbe4.A.one-thirdoftheelectricityneedsoftheNorthSeacountriesB.20%oftheelectricityneedsoftheNorthSeacountriesC.nearlytwicetheelectricityneedsoftheNorthSeacountriesD.exactlythesameamountoftheelectricityneedsoftheNorthSeacountries5.Wecaninferfromthispassagethat5.A.offshorewindintheNorthSeahasalreadyproducedenoughelectricityfortheNorthSeacountriesB.thepurposeoftheGreenpeaceshipistotransportrenewableenergyC.nuclearpoweristhecheapestpoweratpresentD.Greenpeacehavemorethanoneship
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2024-03-05
[单选] Everytimeyougetsomenewidea,theremustbesomepeopletosayno.
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2024-03-05
[单选] 下列函数中，（ ）是的一个原函数．1529659/in-rich-content?created_at=1647290110
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2024-03-05
[单选] 若，则（ ）．1529690/in-rich-content?created_at=1647290111
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2024-03-05
[单选] （ ）.file-storage/1529732
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2024-03-05
[单选] （ ）．file-storage/1529741
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2024-03-05
[单选] 若，则（ ）．file-storage/1529803
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2024-03-05
[单选] 用第一换元法求不定积分，则下列步骤中正确的是（ ）．1529834/in-rich-content?created_at=1647290117
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2024-03-05
[单选] 用分部积分法求不定积分，则下列步骤中正确的是（ ）．file-storage/1529868
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2024-03-05
[单选] （ ）．file-storage/1529907
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