高中英语 Module 4 Sandstorms in Asia单元话题导读课件 外研版必修3 课件VIP免费

Module4SandstormsinAsia沙尘暴是指强风将地面上的大量尘沙卷入空中，使空气特别浑浊，水平能见度低于100米的天气现象。在古今中外的历史上有哪些严重或恐怖的沙尘暴呢？AshorthistoryofsandstormsHowoftendoyouthinkaboutsandstorms?Maybenotveryoften.Butherewearegoingtoseeafewfamoussandstormsoutofmanythroughouthistory.Australia,September22nd,2009ThisonewascruelbecauseitmadeAustralialooklikeanotherplanetinanentireweek.Itlookedlikethatthephotosdocumentingthesandstormwereeditedbysomeonewhowasseverelycolorblind.Theentiresoutherncontinentwaspaintedorangered,butpeoplestilltriedtogoabouttheirdayasif5milliontonsofdusthadn'tblownthroughtheirrespiratorysystem.Pakistan,July4th,2007Onthisday,asandstormsweptthroughthenationandshockedeveryonewithitshazyblindingsheetsofsand.Everyonethoughtit'dbeoverwithinaday.However,itpouredforseveraldays，displacinghomesandfloodingpeopletodeath.Temperaturesrangedfrom131Fduringthedayto30Fatnightandabout200peoplediedbecauseofthissandstorm.NorthAmerica,19301935Farmerswereverydisappointedaboutthisone.Duringthe1930s,NorthAmericanregionsfromNewMexicotoSaskatchewanunderwentserioussandstormsbeforeWorldWarⅡ.Thiswasknownas“TheDustBowl”anditstruckrightaroundthetimeoftheGreatDepression.Ifyouaskyourelderlyfriendsaboutit,they'llprobablyhavesomethinginterestingtosay.Letmegiveyouanideaofhowexhaustingandannoyingthesandstormwas:windsreachedupto60mph,anditlastedforFIVEYEARS.1．documentv．记录2．respiratorysystem呼吸系统3．shockv.使人震惊4．hazyadj.模糊的5．displacev.移走6．undergov.遭受Fillintheblanksaccordingtothepassage.1．ThesandstormwhichhappenedinAustralia,onSeptember22nd,2009lasted_________days.2．About________peoplediedafterthesandstormwhichhappenedinPakistan,onJuly4th,2007.3．Thewindof“TheDustBowl”reached____________mph.4．Niya,China,isactuallyreferredtoas“________________”becauseofthesandstorm.【答案】1.seven2.2003.604.PompeiioftheSilkRoad