【备课大师网】-在线备课,全站免费!无需注册,天天更新!://高考英语抓分训练:科普知识型阅读理解(一)[来源:]ATheforcesthatmakeJapanoneoftheworld'smostearthquakeprone(有地震倾向的)countriescouldbecomepartofitslongtermenergysolution.WaterfromdeepbelowthegroundatJapan'stensofthousandsofhotspringscouldbeusedtoproduceelectricity.AlthoughJapanesehightechcompaniesareleadersingeothermal(地热的)technologyandexportit,itsuseislimitedinthenation.“Japanshouldnodoubtmakeuseofitsresourcesofgeothermalenergy,”saidYoshiyasuTakefuji,aleadingresearcherofthermalelectricpowerproduction.ThedisastrousearthquakeandtsunamionMarch11,2011causedareactionagainstatomicpower,whichpreviouslymadeup30percentofJapan'senergyneeds,andincreasedinterestinalternativeenergies,whichaccountforonly8percent.ArtistYokoOnohascalledonJapantoexploreitsnaturalenergy,followingtheexampleofIcelandwhichusesrenewableenergyformorethan80percentofitsneeds.Fornow,geothermalenergymakesuplessthan1percentoftheenergyneedsinJapan,whichhasfordecadesreliedheavilyonfossilfuelsandatomicpower.Thebiggestproblemtogeothermalenergyisthehighinitialcostoftheexplorationandconstructingthefactories.AnotherproblemisthatJapan'spotentiallybestsitesarealreadybeingdevelopedfortourismorarelocatedwithinnationalparkswhereconstructionisforbidden.“Wecan'tevendig10cminsidenationalparks,”saidShigetoYamadaofFujiElectric,addingthatregulationsprotectingnaturewouldneedtoberelaxedforgeothermalenergytogrow.ResearcherHideakiMatsuisaid,“Producingelectricityusinghotspringsisadecadeslongproject.Wealsohavetothinkaboutwhattodofornowasenergysupplieswilldeclineintheshortterm.”TheEarthPolicyInstituteinWashington,theUS,believedJapancouldproduce80,000megawatts(兆瓦)andmeetmorethanhalfitselectricityneedswithgeothermaltechnology.JapanesegiantssuchasToshibaarealreadygloballeadersingeothermaltechnology,witha70percentmarketshare.In2010,FujiElectricbuilttheworld'slargestgeothermalfactoryinNewZealand.1.Whatwouldbethebesttitleforthetext?A.AlternativeenergiesinJapanB.Theworld'slargestgeothermalplantC.JapantakestheleadingeothermaltechnologyD.Japanthinksofgeothermalenergy2.WhatpercentageofJapan'senergyneedsisgeothermalenergy?A.About8%.B.Below1%.C.Around30%.D.Over80%.[来源:]3.AccordingtoShigetoYamada,thegrowthofgeothermalpowerinJapanneeds________.A.achangeofrulesB.financialsupportC.localpeople'shelpD.hightechnology【备课大师网】-在线备课,全站免费!无需注册,天天更新!://termprogrammeby________.A.YoshiyasuTakefujiB.HideakiMatsuiC.ShigetoYamadaD.YokoOno5.Itcanbelearnedfromthelasttwoparagraphsthat________.A.theworld'sbiggestgeothermalplantwasbuiltbyAmericaB.JapanwillnotexportitsgeothermaltechnologyC.thepotentialofJapan'sgeothermalenergyisgreatD.itishardtofindgeothermalenergyinJapanBAblindbabyisdoublyhandicapped.Notonlyisitunabletosee,butbecauseitcannotreceivethevisualstimulus(刺激)fromitsenvironmentthatasightedchilddoes,itislikelytobeslowinintellectualdevelopment.NowthetenmontholdsonofDrandMrsDennisDaughtersisthesubjectofanunusualpsychologicalexperimentdesignedtopreventalag(滞后)inthelearningprocess.Withtheaidofasonartypeelectronicthathewearsonhishead,infant(婴儿)Dennisislearningtoidentifythepeopleandobjectsintheworldaroundhimbymeansofechoes(回声).Thedeviceisanimprovementofthe“Sonicguide”,aninstrumentproducedbyTelesensorySystems,Inc.,ofPaloAlto,Calif,andusedbyblindadultsinadditiontoasaneorguidedog.AsadaptedforDennis,itconsistsofabatterypoweredsystemaboutthesizeofahalfdollarthatisonaheadgear.Atransmittersendsoutanultrasonic(超声的)pulsethatcreatesan80degreeconeofsoundat6feet.Echoesfromobjectswithintheconeareperceived(felt)assoundsthatvaryinpitch(音调)andvolume(音量)withthesizeanddistanceoftheobject.Thecloseranobjectis,thelowerthepitch,andthelargertheobject,thelouderthesignal.Hardsurfacesproduceasharpping,whilesoftonessendbacksignalswithaslightlyfuzzyquality.AnobjectslightlytotherightofDennis'sendsbackaloudersoundtohisrightearthantotheleft.Thus,bysimplymovinghisheadrightandleftandupanddown,hecannotonlylocateanobjectbutalsogetsomenotionofitsshapeandsize,thankstothevaryingqualitiesofsoundsreachinghisearsastheconeofultrasound(超声波)passesits_edge.Dennislikestousethedevicetoplayakindofpeekaboowithhismother.Standingonhiskneeandfacingherdirectly,hereceivesastrongsignalinbothears.Byturninghisheadaway,hemakesherseemtodisappear.“Fromthefirsttimeheworeit,”saysMrsDaughters,“itwaslikealightgoingoninhishead.”WhatremainstobedeterminedishowwellthedevicewillhelpDenniscopewithhissurroundingsashebeginstowalkandventurefurtherintohisenvironment.Meanwhile,Telesensory,Inc.,isworkingonthedevelopmentofsonar(声呐)devicewithsomewhatthesamesensitivityasDennis'forusebyschoolagechildren.1.DrandMrsDaughters'researchisdirectedto________.A.helpingtheblindtoseeandlearnaswellasothersB.benefitingthelearningprocessofblindchildrenC.solvingblindchildren'spsychologicalproblemsD.findingouthowchildrendevelopintellectually2.InfantDennisbecomesthesubjectoftheexperimentmostprobablybecause________.[来源: