上册9-10单元同步练习高二英语试卷
日期：2010-10-25 10:49
thenyou’llhavetopersuadehim/herTask3Polarbears’problemDirections:GothroughthefollowingpassageandfinishoffthetasksCompletethetextwiththephrases:Aonaverage;Bwaitfor;Clivethrough;Dbeforcedto;Eliveawayfrom;Whyarepolarbearsgettingthinner?Isitgoodforbearstogetthinner?Aretheygoingtodieout?Besidespolarbears，whichdoyouthinkisthebiggestone?Ifyoupartnerdisagrees，Unit9SavingtheearthISpeakingTask1Ourearthisindanger!Directions:HerearethemajorproblemsfacingtheearthWorkwithyourpartnerandfigureoutthecausesandpossiblesolutionsProblemsCausesSolutions1waterpollution2Trash/garbage3Airpollution4Deforestation(采伐森林)5Desertification(沙漠化)6Hunger7Deadlydiseases8_____________Task2What’sthebiggestproblem?Directions:Amongtheproblemslistedabove，whatotheranimalsdoesthewarminguphaveeffecton?Whatarethepossiblecausesoftheclimategettingwarmer?Whatcanbedonetostopit?PolarbearsaregettingthinnerItisnotadietanditisnotbecausethereislessfoodto，
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