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英语四级阅读题库含答案解析
1.PassageOneGlobalwarmingmayormaynotbethegreatenvironmentalcrisisofthe21stcenturybutregardlessofwhetheritisorisn’t–wewon’tdomuchaboutit.Wewillargueoveritandmayevenasanationmakesomefairlysolemn-soundingcommitmentstoavoidit.Butthemoredramaticandmeaningfulthesecommitmentsseemthelesslikelytheyaretobeobserved.AlGorecallsglobalwarmingan“inconvenienttruth”asifmerelyrecognizingitcouldputusonapathtoasolution.Buttherealtruthisthatwedon’tknowenoughtorelieveglobalwarmingand–withoutmajortechnologicalbreakthroughs—wecan’tdomuchaboutit.From2003to2050theworld’spopulationisprojectedtogrowfrom
6.4billionto
9.1billiona42%increase.IfenergyuseperpersonandtechnologyremainthesametotalenergyuseandgreenhousegasemissionsmainlyCO2willbe42%higherin
2050.butthat’stoolowbecausesocietiesthatgrowricherusemoreenergy.Weneedeconomic...。