高中英語-Sandstorms in Asia教學課件設計

Enjoylife!Inthisclass,Ihope1.Everyonewillbeactiveandhelpful.2.Don’tbeafraidtomakemistakes,forgivingideasaremoreimportant.3.TryyourbesttospeakEnglishwhiletalking.4.Youarethebest!SandstormsinAsia

山東省聊城市水城中學劉玉榮高一英語必修三

Module4

sandstormsThinkingWhatarethe

causes

ofsandstorms?1.desertification(沙漠化);2.climatechanges;3.cuttingdowntreesanddiggingupgrass;4.improper(不恰當?shù)模﹗seofland;5.hightemperatureandlittlerain;6.thedestruction（破壞）ofenvironment;7.thegrowingpopulationoftheworld…

Pre-readingWhatwillwereadinthispassage?Wecanmakeapredictionbyreadingthetitleandlookingatpictures.Makeaprediction(預測）Matchthemainideawitheachparagraph.Para.1Para.2Para.3Para.4Para.5Para.6A.thedescriptionofsandstormsB.theeffectsofsandstormstoBeijing.C.themeasuresthegovernmenttakestopreventsandstormsD.Sandstormshavebeenamajordisaster.E.theadvicetheweatherexpertsgivetopeopleF.thecausesofthesandstormsinChina.descriptioneffectsmeasuresamajordisasteradvicecauses

While-reading

While-reading

ReadPara.1WhyhasamasscampaignbeenstartedinChina?BecausesandstormshavebeenamajordisasterforAsiancountriesforcenturies.ReadPara.2and31.Whataresandstorms?2.Wheredosandstormsoccuroften?3.Whoexperiencedasandstormwhenhewasyoungandwhatwashisfeelings?4.WhyhavesandstormsincreasedinChina?While-reading

10

ReadPara.4-6,findinformationaboutEffectsonthecity123EffectsonpeopleMeasuresaboutsandstormsWhile-reading

SummarySandstormsinAsia

definition(定義）featurescauseseffectsadvicemeasuresSandstormsarestrong,dry_____thatcarrysand.Theyappearto___________(increase)inrecentyearsasa_____ofdesertification.Whentheyhappen,thetrafficmovesvery

______(slow)becausethethickdustmakes___difficulttosee.Whenasandstormarrivesinthecity,weatherexperts______peoplenottogoout.____youwanttogoout,you’dbetterweara______.Scientistshavetriedmanyways___solvetheproblemandamasscampaign_____________(start)inChina.advisetoresultmaskslowlyithaveincreasedIfhasbeenstartedwindsPost-reading

let’sactnow!

haze霧霾flooddroughtWhatcanwedotoprotectourenvironment?

recyclesave

waterplanttreessaveelectricityridebikesuselesspaperLlet’sjointogethertoprotectourearth.

Wehaveonlyoneearth!Homewor