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1、2019-2020年高考英语学能培优特训试题（二）注意：本试卷分第Ⅰ卷（选择题）和第Ⅱ卷（非选择题）两部分。满分120分。考试时间100分钟。第一部分：阅读理解(共两节，满分40分)第一节（共15小题；每小题2分，满分30分）阅读下列短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项。AAccordingtotheUSgovernment,windfarmsoffthePacificcoastcouldproduce900gigawattsofelectricityeveryyear.Unfort
2、unately,thewaterthereisfartoodeepforeventhetallestwindmillstotouchbottom.AnexperimentunderwayoffthecoastofNorway,however,couldhelpputthemanywhere.Theproject,calledHywind,istheworld’sfirstlarge-scaledeepwaterwindturbine(涡轮发电机).Althoughitusesafairlystandard1
3、52-ton,2.3-megawattturbine,Hywindrepresentstotallynewtechnology.Theturbinewillbefixed213feetabovethewateronafloatingspar,atechnologyHywind’screator,theNorwegianpanyStatoilHydro,hasdevelopedrecently.Thesteelspar,whichisfilledwithstonesandgoes328feetbelowthe
4、seasurface,willbetiedtotheoceanfloorbythreecables;thesewillkeepthesparstableandpreventtheturbinefrommovingupanddowninthewaves.Hywind’sstabilityinthecoldandroughseawouldprovethateventhedeepestcornersoftheoceanaresuitableforwindpower.Ifallgoesaccordingtothep
5、lan,theturbinewillstartproducingelectricitysixmilesoffthecoastofsouthwesternNorwayasearlyasSeptember.Toproduceelectricityonalargescale,amercialwindfarmwillhavetousebiggerturbinesthanHywinddoes,butit’sdifficultenoughtobalancesuchalargeturbinesohighonafloati
6、ngsparinthemiddleoftheocean.Tomakethatturbineheavier,thewholespar’scenterofgravitymustbemovedmuchclosertotheocean’ssurface.Todothat,thepanyplanstodesignanewkindofwindturbine,onewhosegearbox(变速箱)sitsatsealevelratherthanbehindtheblades.Hywindisatestrun,butth
7、ebenefitsforperfectingfloatingwind-farmtechnologycouldbeextremelylarge.Outatsea,thewindisoftenstrongerandsteadierthanclosetoshore,whereallexistingoffshorewindmillsareplanted.Deep-seafarmsareinvisiblefromland,whichhelpsoverethewindmill-as-eyesoreobjection.I
8、fthetechnologycatcheson,itwillopenupvastareasoftheplanet’ssurfacetooneofthebestlow-carbonpowersourcesavailable.1.TheHywindprojectusestotallynewtechnologytoensurethestabilityof . A.thecableswhichtiethesparto
