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unit4globalwarming warmingupandreading globalwarming greenhouse pre reading agreenhouse madeofglass trappingtheheatfromthesunandkeepingitfromescaping greenhousegases includingcarbondioxide watervaporandsoonwarmtheearth toomanygreenhousegasescauseglobalwarming whyaretheremoreandmoregreenhousegases greenhousegases reading theearthisbecomingwarmer butdoesitmatter whereisthistextfrom 2 whowrotethistext 3 what sthemainideaofthetext sophiearmstrong amagazinenamedearthcare fastreading 3 themainideais a whenthe greenhouseeffect startedb whatcausesthe greenhouseeffect c dr janicefoster stheoryonthe greenhouseeffect d thefactthattheearthisbecomingwarmeranddifferenttheoriesaboutit partone parttwo partthree partfour b introduceadebateovertheissueofglobalwarming c howglobalwarmingcomesabout a nooneknowswhattheeffectsofglobalwarmingwillbe para 1 para 2 3 para 10 para 4 9 d twodifferentattitudesamongscientiststowardsglobalwarming pleasematchthemainideaswitheachpart partone para1 readthefirstparagraphandanswerthequestion whichtopicisthedebateover carefulreading humanactivitycausingglobalwarmingoritisjustanaturalphenomenon parttwo para2 3 listentothetapeandfinishthetorfquestions everyonebelievesthatglobalwarmingiscausedbytheactivitiesofhumans naturalgasisagreenhousegas the greenhouseeffect iswhensmallamountsofgasesintheatmospherelikecarbondioxidetrapheatfromthesunandthereforewarmtheearth janicefosterbelievesthatglobalwarmingiscausedbyburningfossilfuels f f t t partthree para4 9 1 whatarethenamesofthethreescientistsmentionedinthetext 2 dotheyagreewitheachother 3 whatarethedifferencesamongtheiropinions readthetextcarefullyandanswerquestions 1 whatarethenamesofthethreescientistsmentionedinthetext theyarecharleskeeling dr janicefoster andgeorgehambley 2 dotheyagreewitheachother no theydon t 3 whatdidcharleskeelingfind betweentheseyears thecarbondioxidecontentoftheatmospherewentup thedifferentideasbetweendr janicefoster georgehambley goup catastrophe veryserious positive growfasterandproducemore agreaterrangeofanimals partfour para10 readtheparagraphtogether inconclusion humanactivities liketheburningoffossilfuels resultintherebeingmoreandmoregreenhousegases which does or doesn t havesomerelationwithglobalwarming everyone or noone knowswhattheeffectsofglobalwarmingwillbe does noone task1 doyouthinkitispossiblethatthewinterwilldisappearinthefuturebecauseoftheglobalwarming anddoyouwantittohappen speaking ifso wecandothesemore butwecannotdotheseanymore task2 ifwewanttohavefourseasonsaroundayear weshouldslowdowntheprocessofglobalwarming whatcanwedo toolargepopulation theburningoffossilfuels automobilegasemission 汽车尾气排放 deforestation 滥
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