Module 2 Unit 3（上教）

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1、Module2Unit3TheenvironmentReadingWarm-upLookatthefollowingpicturesandthinkaboutwhatcausestheproblems.Howmuchdoyouknowaboutthegreenhouseeffect?A.Whatdoyouknowabout…?Whatdoyouknowaboutthegreenhouseeffect?MatchthefirsthalfofthesentencesincolumnAwiththesecondhalfincolumnB.Write

2、thecorrectlettersintheblanks.Whatistheresultofthegreenhouseeffect?Ingroups,discussthiswithyourclassmates.A2Thegreenhouseeffectresultsin:polaricemeltingandtheriseofsealevelshurricanes(飓风)andotherstormsarelikelytohappenmorefrequentlyaswellasfloodsanddroughts(旱灾)freshwaterwill

3、belessavailablesomediseasesspreadfasterWhatisthearticlemainlyabout?Whatproblemsdoesthearticlediscuss?Aconsumerissomeonewhobuysandusesthings.Canyouguesswhata“greenconsumer”is?Environmentalproblems.Thegreenhouseeffect,cuttingdownforestsandbadhabits.A“greenconsumer”issomeonewh

4、oonlybuysandusesthingsfriendlytotheenvironment.Lookatthearticleonpage35andchoosethebestanswer.Thearticleisprobablyfroma(n)____.aadvertisementbposterabouttheEarthHourcenvironmentalsciencebookdcomicbookcWhymustpeopledosomethingtoprotecttheenvironment?Whatarethemainproblemspeo

5、pleface?Whatshouldpeopledotoprotecttheenvironment?Nowlistentothepassageandanswerthequestions.Becauseourworldisindanger.Thegreenhouseeffect,cuttingdownforestsandbadhabits.Peopleshouldbecome“greenconsumers”.Readandfinishthefollowingtasks.()ToomuchCO2pollutestheatmosphere.()Th

6、eatmospheredoesnotlettheheatout.()Theatmosphereletsthesunlightin.()Theatmospherekeepsintoomuchheat.()ThesunlightreachestheatmosphereoftheEarth.()Thegreenhouseeffecttakesplace—theEarth’stemperatureincreases.()PeopleburnfuelssuchaspetrolandcoalandproducealotofCO2.1234657C.Voc

7、abularyC1.Thewordsinitalicsexplainthemeaningsofsomewordsonpage35.Findthesewordstocompletethesentences.Changetheirformsifnecessary.___________theflood,manypeoplewerelefthomeless.(becauseoftheeffectof)2Theworldpopulationwillcontinueto________formanyyearstocome.(tobecomegreate

8、rinnumber)AsaresultofincreaseC2.Completetheconversationbelowwiththewordsfromthebox