高中英語-Sandstorms教學(xué)課件設(shè)計

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Module4

SandstormsinAsia

ReadingandVocabulary

RevisionTosaywhatwillprobablyhappen2.Verysmallbitsofdirtorearth,onthegroundorintheair3.Torideabicycleforecastdustcycle4.Someonewhoknowsalotaboutaparticularsubject5.Tocontinuetoliveafteradifficultordangeroussituationorevent6.Acoveringforthefacewhichisworntohideorprotectitexpertsurvivemask

單詞拼寫1.It’sf_____________tobeoutsideinasandstorm.2.Desertificationisalongp___________thattakesmanyyears.3.Bobgatheredallhiss_____________andliftedthehugestoneoverhishead.4.The___________(沙塵暴）weresothickthatthegroundbelowwasnotvisible.righteningrocesstrengthsandstorms5.Areyougoingtotakepartinthepresidential_________(運(yùn)動，活動）

thisyear？6.Theearthquakeisoneofthenaturald_______andalmosthappenseveryday.campaignisastersListentotherecordofthetext

text.rm

Para.1

a.theeffectsofsandstormsPara.2

b.theforecastandsuggestions

Para.3

c.thegovernment’smeasuresPara.4

d.amajordisasterinAsiaPara.5

e.thecausesofsandstormsPara.6

f.thedescriptionofsandstormsTask1

Task2AskandAnswer

ABCDNorthAmericaCentralAfricaAustraliaCentralAsia1.Whatarethefourmajorsandstormcentersintheworld?2.Whatarethethreefactorsthatcauselandtobedesert?climatechangescuttingdowntreesdiggingupgrass3.Whatdoexpertsadvisepeopletodowhenasandstormarrivesinthecity?nottogooutnottocycletowearamask4.

Whatmeasuresisthegovernmenttakingtopreventsandstorms?Thegovernmentisplantingtrees.

Task3

課文縮寫語法填空

Sandstorms1_________amajordisasterformanyAsiancountriesforcenturies.InChina,amasscampaign2_______________(start)tohelpsolvethisproblem.Sandstormsarestrong,drywindsthatcarrysands.Theyareoften3_____thickthatyoucan’tseetheSun,andthewindissometimesstrongenough4__________(move)sanddunes.Thefourmainplacesintheworld5____therearesandstormsareCentralAsia,NorthAmerica,CentralAfricaandAustralia.SandstormssometimesaffectBeijing.Citizenswakeup6____anorangeskyandstrongwinds.TheChineseCentralWeatherStationcanforecastasandstormsomeweeks7_____itarrivesinBeijing,butthe8________(strong)ofthestormsometimessurprisespeople.Thedesertisonly250kilometresaway9____thewestofBeijing.Topreventit10_______(come)nearer,thegovernmentisplantingtrees.havebeenhasbeenstarted

sotomovewheretobeforestrengthtocomingTask4translation1.Tohavebeencaughtinasandstormwasaterribleexperience.①becaughtin…突然遭遇…被困于…*bestuckin…陷入…/betrappedin…被困于…Heiswetallover.Hemusthavebeencaughtintherain.

*catchupwith…*catchsbdoing…/sbbecaughtdoing…*catchholdof…*catchon…*catchfire②不定式的完成時表示不定式的動作發(fā)生在謂語動詞的動作之前*SandstormsinChinaappeartohaveincreasedinrecentyearsasaresultof“desertification”.*Charlesisgenerallyconsidered____thefirstcomputer.A.toinventB.inventingC.tohaveinvented*Robertissaid____abroad,butIdon’tknowwhatcountryhestudiedin.A.tohavestudiedB.tostudyC.tobestudying2.Thisisaprocessthathappenswhenlandbecomesdesertbecauseofclimatechangesandbecausepeoplecutdowntreesanddigupgrass.

①cutdown砍伐/削減縮減

cutupcutoffcutin

*Thedoctoradvisedhimtocutdownhisworkinghours.*Don’tcutinwhensomeoneelseistalking.

②digup/out挖出掘出

3.Thestormssometimescontinuealldayandtrafficmovesveryslowlybecausethethickdustmakesitdifficulttosee.*makeit＋adj/n＋todo…使做某事…Theinternetmakesitpossibleforustoworkordosomeshoppingathome.Whereverheis,hemakesitaruletorunforanhoureveryday.

Task5Discussion

Topic1:Ifasandstormarrives,whatwillyoudotoprotectyourselves?Topic2:Whatshouldwedotopreventsandstorms?*Reduceoutdooractivitiesasmuchaspossible*Avoidridingabicycle*Wearanti-dustclothes,masksandglasses*Washfaceandhandswhengoinghomefromoutside*Wearcolorfulclothestoavoidtrafficaccidents*plantmoretreesandgrass*preserveforests*refusetouseone-offchopsticks*saveourwaterresources*banillegalloggingandover-herding*limittheindustrialp