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专题限时训练(三十九)[科普知识型阅读理解(二)](限时:25分钟)(一)TheforcesthatmakeJapanoneoftheworld'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,“Producingelectricitybyusinghotspringsisadecadeslongproject.Wealsohavetothinkaboutwhattodofornowasenergysupplieswilldeclineintheshortterm.”TheEarthPolicyInstituteinWashington,theUS,believedJapancouldproduce80,000megawatts(兆瓦)andmeetmorethanhalfitselectricityneedswithgeothermaltechnology.JapanesegiantssuchasToshibaarealreadygloballeadersingeothermaltechnology,witha70percentmarketshare.In2010,FujiElectricbuilttheworld'slargestgeothermalfactoryinNewZealand.1.Whatwouldbethebesttitleforthetext?A.AlternativeenergiesinJapanB.Theworld'slargestgeothermalplantC.JapantakestheleadingeothermaltechnologyD.Japan2.WhatpercentageofJapan'senergyneedsisgeothermalenergy?A.About8%.B.Below1%.C.Around30%.D.Over80%.3.AccordingtoShigetoYamada,thegrowthofgeothermalpowerinJapanneeds________.A.achangeofrulesB.financialsupportC.localpeople'shelpD.hightechnology4.Geothermalenergyisconsideredasalongtermprogramby________.A.YoshiyasuTakefujiB.HideakiMatsuiC.ShigetoYamadaD.YokoOno5.Itcanbelearnedfromthelasttwoparagraphsthat________.A.theworld'sbiggestgeothermalplantwasbuiltbyAmericaB.JapanwillnotexportitsgeothermaltechnologyC.thepotentialofJapan'sgeothermalenergyisgreatD.itishardtofindgeothermalenergyinJapan(二)Doctorssometimesprescribelighttherapytotreataformofdepressioninpeoplewhogettoolittlemorningsun.Buttoomuchlightatothertimemayactuallycausesuchmooddisorders.Longlastingexposuretolightatnightbringsdepression,anewstudyfinds,atleastinanimals.Thenewdataconfirmobservationsfromstudiesofpeoplewhoworknightshifts,saysRichardStevensoftheUniversityofInthenewstudy,TracyBedrosianandRandyNelsonofOhioInasecondtest,micewereclockedonhowlongtheyactivelytriedtoescapeapoolofwater.Thoseexposedtonightlightsstoppedstrugglingandjustfloatedinthewater,asignof“behaviouraldespair”,10timesaslongasthemicethathadexperiencednormalnighttimedarkness.Allsymptomsofdepressiondisappearedwithintwoweeksofthemicereturningtoanormallightdarkcycle,theresearchersreport.Thescientistsalsocouldquashthebehaviouralsymptomsbyinjecting(注射)thebrainsofanimalswithadrugthatprohibitstheactivityofcertainmoleculeslinkedwithhumandepression.Thisfindingfurthersuggeststhatlightatnightmaycausesomethingrelatedtodepression.Humanstudieslinkingnighttimelightandmooddisordersareimportantbutcan'teasilydetectmolecularunderpinnings(分子结构)asanimalstudiescan,saysGeorgeBrainardofThomasJeffersonUniversity.Thenewwork,hesays,suggeststhatthechangeofthebiologicalclockbylightatnightcanbe“anextremelypowerfulforceinregulatingbiologyandbehaviour”.1.Afterbeingexposedtocontinuousnighttimelight,themice________.A.changedtheirpreferencesB.escapedfromthewatermoreeagerlyC.remainedactiveasbeforeD.showedlessinterestintheirfavourites2.Whatdoestheunderlinedword“quash”inPara.4probablymean?A.Study.B.Predict.C.Ease.D.Cause.3.Wecanlearnfromthelastparagraphthat________.A.lightatnightmayhavepracticalvalueB.thebiologicalclockisbeneficialtohumansC.humanmooddisorderscannotbehealedeasilyD.humanstudiesaremoreimportantthananimalstudies4.Whatisthemainideaofthepassage?A.Nighttimelightmayfosterdepression.B.Adrughasbeenfoundtocuremooddisorders.C.Thestudyonanimalscanbeappliedtohumans.D.Humanbiologicalclockcanbecontrolledbylight.(三)HousedinMilan,oneofEurope'sdirtiestcities,LeonardodaVinci'smasterpieceTheLastSupperstillfacesathreatfromairpollution,researcherssay,despitepreventativemeasuresthathavesignificantlydecreasedpollutantsinthechurchwherethefamouspaintingisondisplay.In2009,Italianauthoritiesinstalledaheating,ventilation(通风)andairconditioningsystemtoprotectthepaintingfromMilan'spollutedair.Toseewhetherthesystemcouldimproveairquality,ateamofresearchersledbyConstantinosSioutas,aprofessorofcivilandenvironmentalengineeringattheUniversityofSouthernCalifornia,placedtwoairqualitymonitorsinsidethechurchforayeartocollectsamplesfromaroundpainting.ResultsshowedthelevelsoffineandcoarseAlthoughtheresearchersapplaudedthesuccessfuldecreaseinparticulatesarounddaVinci'spainting,theywarnedthatindoorsourcesofpollutionmaystillposeathreattothepricelesspainting.Fattylipids(油脂)fromtheskinofcustomersinthechurchappearedinsignificantquantitiesaroundthepainting,despitethefactthatvisitorsgettingaccesstotheartworkarestrictlyregulated.Onlyafewvisitorsareallowedinsidethechurchatatime,andtheyenterthebuildingandcanstayforonly15minuteseach.However,fattylipidsfromvisitors'skincancombinewithdustintheairandpollutethepaintingiftheycomeincontactwithit,saysstudyresearcherNancyDaheroftheUniversityofEvenpreviousrestorationsofthepaintingmaypolluteitssurface,Dahersaid.Tinyparticulatesofthewaxappliedduringearlyrepaireffortscanbeemittedfromthepainting,getintotheairandtarnish(使失去光泽)thepaintinginthesamemannerasthefattylipids.Theresearchersnotedthattheirairsampleanalysiscouldbeusedasapointofreferenceforfuturestudiesaimedatprotectingvaluableartworkandartefacts.1.Whatdoestheunderlinedword“particulates”inParagraph2probablymean?A.Thesmallestpartsofachemicalsubstance.B.Thingsdirtierthanusual.C.Certaintypesofgas.D.Extremelysmallpiecesofdirt,whichcauseseriouspollution.2.Accordingtothetext,thefollowingfactorspollutethepaintingEXCEPT________.A.fattylipidsfromtheskinB.tinyparticlesofthewaxC.breathofthevisitorsD.dustintheair3.Accordingtotheresearchers,whichofthefollowingisNOTtrueoftheirairsampleanalysis?A.Theairsampleanalysiswasgotbygatheringairinthechurchforayear.B.Theairsampleanalysisshowedthatthepaintingwascompletelyawayfromairpollution.C.Theairsampleanalysiscanbehelpfulforfuturestudiesprotectingvaluableartwork.D.TheairsampleanalysisshowedthattheparticulatesarounddaVinci'spaintingweredecreasedsuccessfully.4.Whatcanbethebesttitleofthetext?A.HowtodecreaselevelsofparticulateseffectivelyB.Thefamouspainting—daVinci'sTheLastSupperC.KeepingairpollutionfromdamagingdaVinci'sTheLastSupperD.Howtoprotectartworkinhouseholds
专题限时训练(三十九)(一)【要点综述】文章主要讲述了日本正在考虑开发地热能。因为日本是地震多发国家,国家地热能非常丰富,所以地热能将是日本的新型替代能源。1.D主旨大意题。文章主要讲述了日本正在考虑开发地热能,围绕地热能的话题展开。故选D项。2.B细节理解题。从第七段“Fornow,geothermalenergymakesuplessthan1percentoftheenergyneedsinJapan,whichhasfordecadesreliedheavilyonfossilfuelsandatomicpower.”可知,日本地热能不到1%,主要依赖于化石燃料和原子能。故选B项。3.A细节理解题。从倒数第四段“…addingthatregulationsprotectingnaturewouldneedtoberelaxedforgeothermalenergytogrow.”可知,要开发地热能需要将现行的规章制度进行改变,故选A项。4.B细节理解题。从“ResearcherHideakiMatsuisaid,‘Producingelectricitybyusinghotspringsisadecadeslongproject…”可知,HideakiMatsui认为
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