Uint2 Our globe is in danger

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1、Uint2Ourglobeisindanger!II.BasicListeningPracticeWordtipsmicroscopen.显微镜(anopticalinstrumentthatproducesmagnifiedimagesofsmallobjects)ElNiño厄尔尼诺现象droughtn.干旱(alongperiodofdryweatherwhenthereislittleornorain)e.g.Fresh vegetables were scarce during the drought.greenhouseeffect温

2、室效应(thegradualwarmingoftheairsurroundingtheEarthasaresultofheatbeingtrappedbypollution)e.g.Carbon dioxide emission contributes togreenhouseeffect.harnessv.利用（或控制）以产生能量等(controlandusethenaturalforceorpowerofsomething)e.g.The problem was how to harness these forces.hazardn.危险(d

3、anger;risk)e.g.He had put his own life in hazard.CFC含氟氯烃(agasusedinfridgesandaerosolcans,harmfultotheozonelayer)aerosoln.喷雾器(acontainerinwhichliquidsarekeptunderpressureandforcedoutinspray)1.A.BystudyingthewarmPacificcurrentwecanunderstandElNino.B.Evenscientistscannotundersta

4、ndElNino.C.TounderstandElNino,wehavetousesatellites.D.TounderstandElNino,scientistshavetousehigh-poweredmicroscopes.2.A.Themanthinksnegativelyaboutitbutthewomanthinkspositively.B.Thewomanthingsnegativelyaboutitbutthemanthinkspositively.C.Boththemanandthewomanthinknegativelyab

5、outit.D.Boththemanandthewomanthinkpositivelyaboutit.3.A.TogrowtreesB.Toclosethewindows.C.Tolivefarfromthedesert.D.TovisitBeijing.4.A.Totreatoldelectricalappliancessafely.B.Toremovecarairconditions.C.Toupgraderefrigerators.D.Tobuynewcars.5.A.ThewomanmaybombtheapartmentB.Thewom

6、anmayburntheapartment.C.Thewomanshouldnotuseanaerosolspray.D.Thewomanshouldbesuretopanic.III.ListeninginTask1Weshouldhaveproperrespectfornature!Wordtipslitterv.乱扔垃圾(leaverubbishinpublicplaces)e.g.Don't litter the paper over the floor.trashn.垃圾(somethingworthlittleornothing)e.

7、g.Please take out the trash.WhilebeinginterviewedbyMartha,Edsaidmorepeopleinhisculturerespect(1)______nowthaneverbefore.Whenaskedaboutthemostserious(2)___________________intheworldtoday,hementionedthedamagedozonelayerandthe(3)_______inbigcities.Edlearnedaboutenvironmentalprob

8、lemsatschool.AlotofclubsandsomeTVprograms(4)_______environmentalsafe