新核心大学英语B版教程2Unit2答案.ppt

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1、Unit2Energy3.Completethepassagebyfillingtheblankswithtargetwordsinthebox.Youmaynotuseanyofthewordsinthebankmorethanonce.Unit2》PartIV》Exercise1A)renewableB)turbinesC)machineryD)principleE)convertF)bladeG)windmillsH)effectivelyI)devicesJ)essentiallyK)currentsL)damsM)via

2、bleN)harnessedO)pollutanWindandhydroelectricpower,whichhavebeenused1)forgenerations,arealsorapidlygrowinginenergymarkets.The2)behindbothisthattheforceofthewindandwater3)arepassedthrough4)whichconverttheirenergyintoelectricity.Commercialwindenergyisusuallycollectedbywi

3、nd“farms”5)consistingofhundredsofwindturbinesspreadoverlargeplotsofland.H__D__K__B__J__Unit2》PartIV》Exercise1Modern6)havebecomeveryefficientattransferringtheenergyofwindtoelectricity.Windpowerisanimportantpartoftheoverall7)energysourcesforthefuture.Buthydroelectricpow

4、eris8)inseveraldifferentmethods.Themostpopularisthrough9),suchastheHooverDamontheColoradoRiver.Anotherformofhydroelectricenergyistidalpower.Inusesincetheearly1900s,tidalpowerstationscollecttheenergycreatedbytheriseandfallofthetidesto10)toelectricity.G__A__N__L__E__A)r

5、enewableB)turbinesC)machineryD)principleE)convertF)bladeG)windmillsH)effectivelyI)devicesJ)essentiallyK)currentsL)damsM)viableN)harnessedO)pollutan4.Completeeachofthefollowingphrase/sentencesaccordingtoitsChineseequivalentinthebrackets.Youmayrefertothemeaningofwordsin

6、theboxbelow.Unit2》PartIV》Exercise1consumptionvariationpollutantsalternativeapplicationcrusademanufacturervalidationsustainableinstallationpurifytoxinfar-outdissipateexecutivemechanicalseeminglymechanismvibrationpositiondecreasefuelupmountrenewableby-product1)launchagr

7、eat（运动）againsthomelessness2)datainputand（确认）（污染物）areconstantlybeingreleasedintotheatmosphere.crusadevalidationPollutants_______________________Unit2》PartIV》Exercise14)（可更新的）contract5)（毒素）cleansingtherapies6)a（副产品）ofwheatflourprocessing7)a（镶嵌）gem8)a（机械）defect9)（使……纯净）t

8、hewaterbydistilling10)There’stoogreata（消耗）ofalcoholinChina.consumptionby-productmechanical_______________________________mou