Module-4-Sandstorms-in-Asia-Introduction-and-reading-课件-(外研版必修3).ppt

Module-4-Sandstorms-in-Asia-Introduction-and-reading-课件件-(外研版外研版必修必修3)ReadingandVocabularyPleaselookatthesepictures.Howbeautifultheyare!Butonedaysomethinghappened.Thesandalmostburiesthecar.Whatnaturaldisasterisit?Itisa_.Itisvery_.sandstormfrighteningACBInnerMongolia GansuXinjiangABCDNorthAmericaCentralAfricaAustraliaCentralAsiaTherehasbeena_.It_fortenhoursandwasvery_.Thewind_thesandhigharoundthehouses,andsomecarswerealmostcompletely_bythesand.sandstormlastedfrighteningwasblowingburiedblowburyfrighteninglastsandstormhasLookatthepicturebelowandcompletethesentencesusingthecorrectformofthesewords.Fastreading:Lookatthephotos.Readthetextquicklyandanswerthequestions.1.Whatishappening?Thereisasandstormblowing.2.Whatisthecyclistswearinandwhy?Theyvewearinghoods,masksandglassestoprotectthemselves.3.Whatdoyouthinkhappentotrafficinthissituation?Why?Itmovesveryslowly.Becauseitisnotcleartoseeeverythingontheroadandpeoplemusttakegreatcare.4.Whatdoyouthinkexpertsadvisepeopletodointhissituation?Stayathome.Readthepassageandmatch.Para.1Para.2Para.3Para.4Para.5Para.6A.SandstormsinAsia.B.SandstormssometimesaffectBeijing.C.Thegovernmentplantstreestopreventsandstorms.D.Sandstormshavebeenamajordisasterforcenturies.E.Sandstormsdoalotofdamagetopeople.F.SandstormsinChinaappeartohaveincreasedasaresultofdesertification.I.Readthepassageandchoosethebestanswers.1.Sandstormsarestrongwindscarrying_throughtheair.A.dirtandmudB.rainandheatC.sandanddustD.cloudandsnow2.Whatdotheexpertsadvisepeopletodowhenasandstormarrivesinthecity?A.DontgooutB.Dontwearmasks.C.Dontgotoworkasusual.D.Dontridebicycles3.Thefactorsthatcauselandtobedesertare_.A.cuttingdowntrees.B.diggingupgrassC.climatechangesD.alloftheabove4.Fromthelastparagraphweknow_.A.thegovernmentwontplanttreesanymoreinfiveyearsB.thedistancebetweenthedesertandthecenterofBeijingisonly250kilometersC.morethan30milliontreeshavebeenplantedinBeijingD.thegovernmentistakingmeasurestopreventsandstormsII.Readthetextcarefullyandcompletethefollowingchart.SandstormsinAsiaDefinitionSandstormsare1._.ThemainplaceswheresandstormsfrequentlyoccurredCentralAsia,NorthAmerica,2._strong,drywindsthatcarrysandCentralAfricaandAustraliaSandstormsinAsiaSandstormsinChinaSomethingaboutthesandstormsinChinaSandstormsbeginindesertareasandhaveincreasedasaresultof3._theseyears.InBeijingthestormssometimescontinuealldayandthe4._makestrafficmoveveryslowly.Sometimesthestrengthofthestormis5._,anditsdifficulttobreathe.desertificationthickdustsurprisingSandstormsinAsiaSandstormsinChinaWaystosolvetheproblem6._hasbeenstartedtohelpsolveitandthegovernmenthasalreadyplanted7._treesandplansto8._forthenextfiveyears.Amasscampaignmorethan30billioncontinueplantingCompletethesentencesusingwordsfromthetext.1.Weatherexpertshavef_anotherbigsandstorminaweekstime.2.Itsf_tobeoutsideinasandstorm.orecastrightening3.Iwasinaverybigsandstormsomeyearsago.Luckily,everyones_.4.Theresalotofd_onthefloor.Weneedtosweepitaway.5.Desertificationisalongp_thattakesmanyyears.6.ManyBeijingc_cycletowork.urvivedustrocessitizensWhats the cause of sandstorms?Whatmeasuresshouldwetaketopreventsandstormscoming?Summary:1.Weshouldplantmoretreesandgrowmoregrass.2.Controlairandwaterpollution.3.Buildgreenfencesalongthedesert.4.Forecastsandstormsrealtimetopreventdisaster.5.Establishsandstormdatabankandcollectinformationaboutsandstorms.6.Allcountriesshouldjoinhandstoproposeaplaninsandstormscontrolandprevention.Inordertoprotectourearth,manyGreenInordertoprotectourearth,manyGreenMovementshavebeenheldallovertheMovementshavebeenheldallovertheworld,whatshouldwedo?world,whatshouldwedo?书面表达书面表达:请根据以下提示请根据以下提示,针对山东北部遭受沙尘针对山东北部遭受沙尘暴袭击的情况暴袭击的情况,向英语周报社投稿向英语周报社投稿,呼吁呼吁大家植树造林大家植树造林,保护环境。保护环境。1.过去家乡树木成林。过去家乡树木成林。2.如今人们毁林种地建房。如今人们毁林种地建房。3.气候变化，土地沙漠化。气候变化，土地沙漠化。4.植树造林植树造林,人人有责。人人有责。DearEditor,ImastudentataShandongmiddleschoolDearEditor,ImastudentataShandongmiddleschool.Myhometownusedtobeabeautifulplace.Thickforestandgreengrasscouldbeseeneverywhere.However,becauseofclimatechanges,itrainslittlenow.ApossibleversionApossibleversionInordertobuildhousesandgrowmorecrops,peopletherecutdownmoreandmoretrees.Astimewenton,theforestswereseriouslydestroyed.Asaresult,sandstormsstruckusnowandthen,fromwhichpeoplesufferedalot.Topreventtheprocessofdesertification,Ihopethatallthepeopletakegoodcareoftheforestandplantmoretreesinsteadofcuttingthemdown.Thenourlivingconditionswillsoonbeimproved.Homework:1.Findmoreinformationaboutsandstormsontheinternetorotherbooksandwriteashortpassageaboutsandstorms.2.Designaposterthatencouragespeopletoprotecttheenvironment.谢谢