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1、2014高考英语阅读理解冲刺全程训练(11)及答案阅读理解------AAccordingtotheUSgovernment,windfarmsoffthePacificcoastcouldproduce900gigwattsofelectricityeveryyear.Unfortunately,thewaterthereisfartoodeepforeventhetallestwindmills(seepicture)totouchbottom.AnexperimentunderwayoffthecoastofNorway,however,couldhelppu
2、tthemanywhere.Theproject,calledHywind,istheworld’sfirstlarge-scaledeepwaterwindturbine(涡轮发电机).Althoughitusesafairlystandard152-ton,2.3-megawattturbine,Hywindrepresentstotallynewtechnology.Theturbinewillbefixed213feetabovethewateronafloatingspar(seepicture),atechnologyHywind’screator,th
3、eNorwegiancompanyStatoilHydro,hasdevelopedrecently.Thesteelspar,whichisfilledwithstonesandgoes328feetbelowtheseasurface,willbetiedtotheoceanfloorbythreecable(缆索);thesewillkeepthesparstableandpreventtheturbinefrommovingupanddowninthewaves.Hywind’sstability(稳定性)inthecoldandroughseawouldp
4、rovethateventhedeepestcornersoftheoceanaresuitableforwindpower.Ifallgoesaccordingtoplan,theturbinewillstartproducingelectricitysixmilesoffthecoastofsouthwesternNorwayasearlyasSeptember.Toproduceelectricityonalargescale,acommercialwindfarmwillhavetousebiggerturbinesthanHywinddoes,butit’
5、sdifficultenoughtobalancesuchalargeturbinesohighonafloatingsparinthemiddleoftheocean.Tomakethatturbineheavier,thewholespar’stodesignanewkindofwindturbine,onewhosegearbox(变速箱)sitsatsealevelratherthanbehindtheblades(seepicture)Hywindisatestrun,butthebenefitsforperfectingfloatingwind-farm
6、technologycouldbeextremelylarge.Outatsea,thewindisoftenstrongerandsteadierthanclosetoshore,whereallexistingoffshorewindmillsareplanted.Deep-seafarmsareinvisiblefromland,whichhelpsovercomethewindmill-as-eyesoreobjection.Ifthetechnologycatcheson,itwillopenupvastareasoftheplanet’ssurfacet
7、ooneofthebestlow-carbonpowersourcesavailable.()1.TheHywindprojectusestotallynewtechnologytoensurethestabilityof_______.A.thecableswhichtiethespartotheoceanfloorB.thesparwhichisfloatingindeep-seawaterC.thebladesdrivenbystrongandsteadyseawind[来源:学科网]D.thestonesfilledinthesparbelowthese