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时间:2018-12-22
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1、2014高考英语阅读理解精品练习(14)及答案(解析)C8[2013·大纲全国卷]ETheoldestandmostcommonsource(来源)ofrenewableenergyknowntoman,biomassisoneofthemostimportantformsofenergyproductionintheUnitedStatesandelsewhere.Sincesuchawidevarietyofbiomassmaterialsiseverywhere—fromtreesandgrassestoagriculturalandcity-lifewastes—biomas
2、spromisestoplayacontinuingroleinprovidingpowerandheatformillionsofpeoplearoundtheworld.AccordingtotheUnionofConcernedScientists(UCS),biomassisakindofrenewableenergysourcethatproducesnocarbondioxide(二氧化碳),becausetheenergyitcontainscomesfromthesun.Whenplantmatterisburned,itgivesoffthesun'senergy.
3、Inthisway,biomassservesasasortofnaturalbattery(电池)forstoringthesun'senergy.Aslongasbiomassisproducedcontinuously—withonlyasmuchgrownasisused—the“battery”lastsforever.AccordingtotheEnergyInformationAdministration,biomasshasbeenoneoftheleadingrenewableenergysourcesintheUnitedStatesforseveralyears
4、runningthrough2007,makingupbetween0.5and0.9percentofthenation'stotalelectricitysupply.In2008—althoughthenumbersaren'tallinyet—windpowerprobablytookoverfirstplacebecauseoftherapiddevelopmentofwindfarmsacrossthecountry.Producingpowerfrombiomasshelpsreducesome11milliontonsofcarbondioxideeachyear.S
5、omehomeownersalsotrytomaketheirownheatbyusingbiomassmaterials.Suchpracticemaysavehomeowners'money,butitalsoproducesalotofpollution.So,thebestwayistoencouragepowerplantstouseit.72.Whyisbiomassconsideredas“asortofnaturalbattery”?A.Itburnsmerelyplantmatter.B.Itkeepsproducingelectricity.C.Itstorest
6、heenergyfromthesun.D.Itproduceszerocarbondioxide.73.Welearnfromthetextthatin2008________.A.windpowercouldbetheleaderofrenewableenergyB.therewasarapidgrowthofelectricityproductionC.biomassmightbecomethemainenergysourceD.0.5~0.9%ofpowersupplycamefrombiomass74.Whydoestheauthorencouragepowerplantst
7、ousebiomass?A.Topreventthewasteofenergy.B.Toincreaseproductionsafety.C.Toreducepollution.D.Tosavemoney.75.Wheredoesthetextprobablycomefrom?A.Aresearchplan.B.Asciencemagazine.C.Abookreview.D.Abusinessreport.【要点综述】本文是一篇科技说明文。文章介绍了bi
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