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1、Uait4-GlobalwarmingThegreenhouseeffectThegreenhouseeffect训therise迈temperaturethat“theEarth“experiencesbecausecertaingases训theatmosphere(大气;大气层)tralenergyttomtheSttn.Withoutthesegases,heatWouldescapebackintospaceandEarthsaveragetemperatureWouldbeabout60“5colder.BecauseofhowtheyWarm0urWorlKd,thesegase
2、sareTeferredtoa5greenhousegaSes.8:NHaveyoueverseenagreenhouse2“MostgreenhouseslookHkeasmallglasshouse.Greenhousesareusedtogrowplants,especiallyinthewinter,Greenhousesworkbytrappingheatfromthesun.Theglasspanels(面,板)ofthegreenhouseletinlghtbutkeepheatfromescaping.Thiscausesthegreenhousetoheatup,_muchl
3、iketheinsideofacarparkedinsunligYTheEarthsatmosphereisallaroundus.Itistheairthatwebreathe.Greenhousegasesintheatmospherebehavemuchliketheglasspanes(窗玻璃)iagreenhouse.SunlightenterstheEarthsatmosphere,passingthrough“the“blanket“ofgreenhousegases.AsitreachestheEarthssurface,land,water,andbipsphors(生物囹a
4、hsorb讨ssttnlightsenergy:Onceabsorbed,thisenergyissentbackintotheatmosphere.Someof乙eenergypassesbackintospace,butmuc_二婆丨causingourWorldtoheatup.亏/房/昼Thegreenhouseeffectisimportant.WVithoutthegreenhouseeffect,theEarthwouldnotbeWarmenoughforhumanstolive.But讪thegreenhouseeffectbecomesstronger,步couldImak
5、etheEarthWainncrthanHstal.PyemaHttleextrawarmingImaycauseproblemsforhumans,plants,andanimals.忽XSectionIVWarmingUp&Reading一Pre-reading点点释疏-一把课文读懂_原文呈现-THEEARTHISBECOMINGiOFahrenheit/feerenhaltad7.华WARMER一|氏的m.华氏温度计BUTDOESITMATTER?|eomparedto与.相比Duringthe20thcenturytheiGmhercompered冗temperatureoftheca
6、rthrcseabontvppc6工创夺分讥“结帚日内,one“degreeEahrenieitt。That孙、1|“也可看作时间状语从句的省ProbablydoesnotseemImuchtoyou言0rme,but训训arapidincreaseiWhencomparedto“other_natunchanges“,Sohowhasthiscomeiis略,补充完整为when!cOImparedto。Gcomeabout发生;_动词矩语“,aboutanddoesitmatter?-不及物动词氛蟹枣ECaresSophieSophie/ssufl/索菲(女名)Armstrong“explo
7、restheseGArmstrong/mstp阿姆斯、|牺朗(妃)questions.Thereisnodoubtthat言graph/g,。萧/L图表:坐标图:theearth5becomingWarImer(see言曲线图Graph2D2ndtliat训humat工重魅ldnn/rE囊昨砚胡乱|的;任意的activitythathascausedthisglobal言GphenomenomflnomInen御USwarmingratherthanarandom“1一一口人(贾数-enal-Ine:;an应规象标butnaturalphenomenon.地球在变暖一一但是这会带来什么影响团?
8、第1一2段译文在20世纪期间,地球温度大约上升了1华氏度。这个数值对你我来说很可能是无所谓的,但是跟其他自然变化相比较而言,这却是一种快速的增长。那么,这种温度的增长是怎么产生的昵?会产生仁么影唷口2“关爱地琅“纳织的系冶阿姆斯特朗就在探究这些问题。毫无疑问,地球在变暖(见曲线图一),而全球变暖正魍鳢矣活动导致的,并非一种随意的自然现象。原文呈现-.-读文清障-AscientistssubscribetD任豆subscr【beE同意赞成下_购theviewthattheincrease训the言subscribe/sabskralbyoz同意;捐earthstemperature5duetot
9、he言赠;订阅or签署(文件);捐助,fossiyfoesn.化石;从地下采掘burningoffossilfuelslikei出来的(矿物)ifueyfjursz.燃料3tkatfheincreaseisdueto是that引导的同位语从句,对the|view作进一步的解释和说明。called“greenhouse“gases,tbebyproducybalprodktn.刑磁ImostimportantoneofWhichi言themostimportantpofcarbondioxidee.言which是“代词十of小Ppz&h“引导的非限制语夕霁属房/叁二R/coalnaturalga
10、sand0议to心sDroduceenergy.So0IH6b-pr0ductsofthisprocessarei原文呈现_读文清障|DrJanice吊FosterBiJanice/disenls贾尼丝(女名)explains:“Thereia_naturalFosteryfostel福斯特(姓或男名)henomenonthatscientistscallithatscientistscall是that引导的the“greenhouseeffect“This言定语从句,修饰anatural5WhensmallamountsofgasesiPhenomenon,that在从句中作callin_t
11、heatmosphere,Hkecarb0n言的宾语。dioxide,methase_andwateniwhensmallamountsofgases至本Vapoupytrap5eatfroratheu习未兰wlen5|季的表语从句。andthereforeWarmthee擅rth言Dmethane/miseelnz.甲烷;满气MWVithoutthe疃reenh0use言warmot.(信变暖effect鸟,theearthW0um言画线部分是without引导的be_aboutthirty-threedegreesi拟条件句。Celsius鸟coolerthanitis.I霆亘Cekius
12、/s_s_es魅嚏疃“原文呈现.-读文清障-So,Weneedthosegases.The|quantitiesof大量的DproblembeginswWhenweaddhuge言网quantity/Kwontet/.量;数量团tend/tendloi趋向;易于;quantitiesof鸟extraearbondioxideintotheatmosphere.It|ImeansthatIJeat“encr照顾ot.照顾;护理tendtodo倾向于/往往团goup上升;增长;【tends鸟tobetrapped达the言atmospherecausingtheglob擅言temperaturetogoup团.“