外研版高中英语必修3-M4-Sandstorm-in-Asia(共36张PPT)

Module4SandstormsinAsiaThesandalmostburiesthecar.bury['berɪ]vt.埋葬；隐藏Whatnaturaldisasterisit?Itisa________.Itisvery__________.sandstormfrightening(frighten)Therehasbeena.Itfortenhoursandwasvery.Thewindthesandhigharoundthehouses,andsomecarswerealmostcompletelybythesand.sandstormhaslastedfrighteningblewburiedIntroduction-1:（P31)blew/blowhas/hadlastedbury/buriedfrightening/frightenedsandstorm/sandstorms1.Weatherexpertshavef______anotherbigsandstorminaweek’stime.2.Itisf________tobeoutsideinasandstorm.3.Iwasinaverybigsandstormsomeyearsago.Luckily,everyones_______.orecastrighteningCompletethesentencesusingwordsfromthetext.urvivedforecastorforecastedfrightn.frightenvt.frighenedadj.vi.vt.surviveasandstorm;survivesbFindthesewordsinthepassage.Choosethecorrectanswer.1.sanddunesmean____________(a)plantsgrowinginsand(b)sandhills2.affectmeans__________________(a)tokill(b)tocauseachange3.Youwearamaskoveryour_________(a)face(b)body4.strengthisthenounof_____________(a)strong(b)strange4.There’salotofd___onthefloor.Weneedtosweepitaway.5.Desertificationisalongp_____thattakesmanyyears.6.ManyBeijingc______cycletowork.ustrocessitizens4.Cuttingdowntressanddigupglasscan_____________________________________.5.Trafficmovedveryslowlybecause____________________________________________________________.6.ThegovernmentisplantingtreestothewestofBeijingto_______________________________.causedesertsandsandstormstoincreasethethickdustmakesitdifficultforthedriverstoseeclearlypreventthedesertcomingnearer1.Thewindsinasandstormcansometimes________________________________________________________________________.2.WhenRenjianbowaslivinginInnerMongolia__________________________________.3.SandstormsinChinaappeartohaveincreased____________________________________.heexperiencedaterriblesandstormpreventyou(from)seeingthesun/strongenoughtomovesanddunesbecauseofdesertificationTeachinggoals•1.learnaboutsandstorms.•2.arousetheawarenessofenvironment.•3.developreadingabilityandwritingskillsWhatnaturaldisasterisit?Itisasandstorm.Let'senjoysomebeautifullandscapes.Butoneday,somethinghappened/occurred.Howterrifying/frightening!SandstormsinAsiaReading&VocabularyLookatthephoto.Answerthequestions.1.Whatishappening?2.Whatisthecyclistswearingandwhy?3.Whatdoyouthinkhappentotrafficinthissituation?Why?4.Whatdoyouthinkexpertsadvisepeopletodointhissituation?Reading&VocabularyAnswers:1.Thereisasandstormblowing.2.They’vewearingmasksandglassestoprotectthemselves.3.Itmovesveryslowly,becauseitisnotcleartoseeeverythingontheroad.4.Stayathome.Readthepassageandgetthemainideaofeachpart.SandstormsinAsia123456Paragraph1amajordisasterinChinaTask1Canyousummarizeparagraph2to6withonlyONEword?SandstormsinAsiaSandstormsarestrong,drywindsthatcarrysand.Theyareoftensothickthatyoucannotseethesun,andthewindissometimesstrongenoughtomovesanddunes.ThefourmainplacesintheworldwheretherearesandstormsareCentralAsia,NorthAmerica,CentralAfricaandAustralia.RenJianbo,fromInnerMongoliadescribedaterriblesandstormheexperiencedasachildinthedesert.“Tohavebeencaughtinasandstormwasaterribleexperience,”hesaid.“Therewasnothingtobedone.ItwasthemostfrighteningandthemostdangeroussituationI’veeverbeenin.Youjusthadtohopeyou'dsurvive.IthoughtIwasgoingtodisappearunderthesand.”Sandstormsarestrong,drywindsthatcarrysand.Theyareoftensothickthatyoucannotseethesun,andthewindissometimesstrongenoughtomovesanddunes.ThefourmainplacesintheworldwheretherearesandstormsareCentralAsia,NorthAmerica,CentralAfricaandAustralia.RenJianbo,fromInnerMongoliadescribedaterriblesandstormheexperiencedasachildinthedesert.“Tohavebeencaughtinasandstormwasaterribleexperience,”hesaid.“Therewasnothingtobedone.ItwasthemostfrighteningandthemostdangeroussituationI’veeverbeenin.Youjusthadtohopeyou'dsurvive.IthoughtIwasgoingtodisappearunderthesand.”2Para.2Descriptionterrible英/ˈterəbl/美/ˈterəbl/adj.非常讨厌的；令人极不快的；可怕的becaughtin被困在，陷入，遇到intenseextremeweather强烈的极端天气SandstormsinAsia123456Paragraph1problem：sandstormamajordisasterTask1Canyousummarizeparagraph2to6withonlyONEword?Para.2DescriptionPara.3Cause/ReasonsPara.4Influence/EffectPara.5SuggestionPara.6Measuresmeasuren.英/ˈmeʒə(r)/美/ˈmeʒər/n.措施，方法While-reading:Task2Readfordetails(thebasicinformation).definition(what)places(where)causes(why)Whataresandstorms?SandstormsarewindscarrysanddrystrongWheredosandstormsoftenoccur?WhyhavesandstormsincreasedinChina?Asaresultof“desertification”.climatechangescutdowntressdigupgrassTask3:Howdosandstormsaffectus?Findoutthesentencesthatdescribehowsandstormsaffectus.While-reading:Youcan'tseethesunandthewindissometimesstrongenoughtomovesanddunes.Citizenswakeuptoanorangesky.strongwindsthatcoverthecityinathick,brown-yellowdustTrafficmovesslowlybecausethethickdustmakesitdifficulttosee.It'sdifficulttobreatheandthedustmakesmeill.Ifyouwanttogoout,you'dbetterwearamask.Task3:Howdosandstormsaffectus(whichaspects)?Youcan'tseethesunandthewindisstrongenoughtomovesanddunes./Citizenswakeuptoanorangesky./strongwindsthatcoverthecityinathick,brown-yellowdustTrafficmovesslowlybecausethethickdustmakesit