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高中英语：SandstormsinAsia课件外研版必修3课件.ppt

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Englishdoesn’tjustbelongtotheEnglish,italsobelongstoyou.Opendiscussion:Canyoufindoutwhichoneofthefollowingpicturesreferstoasandstorm?Ifyouwanttoknowmore---,getclosetoit!Module4SandstormsinAsia1.Whatissandstorm?AMatchthemainideaswitheachpartCareful-readingPara(2-5)Discussion:Whatmeasuresshouldwetaketopreventsandstormscoming?treesbecutdowntoomanysheepandcattleWeshouldplantmoretreesandgrowmoregrass.Controlairandwaterpollution.Buildgreenfencesalongthedesert.Forecastsandstorm’srealtimetopreventdisaster.Establishsandstormdatabankandcollectinformationaboutsandstorms.Allcountriesshouldjoinhandstomakeaplaninsandstormscontrolandprevention.保护环境人人有责