高中英语《unit 4 global warming》阅读训练 新人教版选修61

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1、GlobalWarmingSectionA本文词数:302参考时间:2'40''RisingtemperaturesincomingyearswouldleadtolessseaiceintheSouthernOceanthatsurroundsAntarcticaandfewerhabitatsandfeedinggroundsforpenguins,saystheWorldWildlifeFund(世界自然基金会)initsreport2DegreesisTooMuch.    Antarcticaandth

2、eArcticarethemostthreatenedregionsfromclimatechange.IntheAntarctica,thetemperaturehasrisen2.5degreesinthepast50years.ThisspeedisnearlyfivetimesfasterthanthatbeforetheIndustrialRevolution.Itismainlycausedbyburningfossilfuels.Unlessnationsreducecarbondioxideemi

3、ssion1,theworldwillwarmbyanaverageof2degreesinlessthan40years.Richnationsshouldagreetoreducegreenhousegasemission.TemperaturesnearthePoleshaverisenmuchfaster,whichhasledglaciers2ontheAntarcticPeninsulatomelt3quickly.    Thesituationisquitecritical,becauseinth

4、epast50yearsthenumberofemperorpenguins(帝企鹅)hasdecreasedby50percentacrossthewholeAntarctica.OntheAntarcticPeninsula’snorthwestcoast,thenumberofAdeliepenguins(阿德里企鹅)hasdroppedsurprisinglyoverthepast25years.    Fiftypercentofthehabitatsoftheemperorpenguinand75pe

5、rcentofthehabitatsoftheAdeliepenguinfacearapidreduction,orevendisappearance,iftheglobaltemperaturerises2degreesabovepre-industriallevels.    Witha2-degreeincreaseinglobaltemperatureandthedecreaseinseaicethickness,emperorpenguinswillfinditdifficulttofindneware

6、astolive.Withlessseaice,penguinscouldbepushedfurthersouth,butthiscouldpreventthemfromhuntingforfoodduringthedarkwinters,becausetheyneedatleastafewhoursofdaylighttofindtheirfood.Notes:1.emissionn.排放2.glaciern.冰川3.meltv.融化词数:150处理时间:2′45″Readthepassageandthench

7、oosethebestanswerforeachquestion.1.Thepurposeofthepassageisto_____.A.introducereaderstotheAdeliepenguinsandemperorpenguinsB.tellreadersabouttherisingtemperaturesintheAntarcticaC.tellreadersabouttheeffectofglobalwarmingD.warnpeoplethatAntarcticaisbecomingsmall

8、erandsmaller2.Inthewriter’sopinion,whathascausedglobalwarming?A.Thattheearthisgettinghotterandhotter.B.Thattheatmosphereoftheearthisbecomingthinner.C.Thatcarbondioxideemissionistoohigh.D.