外研社必修三 Module4 Sandstorms in Asia Reading and vocabulary.ppt

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1、Module4SandstormsinAsiaReading&vocabulary高一7班Lead-inWhatnaturaldisasteritis?ItisasandstormWhat’shappeningwhenthereisasandstorm?Theskyisyellow.Thewindblowsstrongly.Thecityisburiedbythesand.Thesandalmostburiesthehouse.Wecan’tseeclearly,andthevisibilitydropscarsslowdownand

2、turnontheheadlightsActivity2PredictionNowpleaseturntoPage32LookatthepictureandtitleofpassageTrytopredictwhatthepassageisabout?ThepassageisaboutSandstormsAsweallknow,sandstormshavebeenamajordisasterformanyAsiancountries.Scientistshavetriedmanywaystosolvethisproblem.Andthe

3、ChinesegovernmentIsgivingmoreattentiontotheproblem.WhilereadingStep1FastreadingReadthepassagequickly,thenchoosethebestansweraccordingtothetext.(见导学案)Step2CarefulreadingTask1:ReadthepassagecarefullyandanswerthequestionsWhataresandstorms?2.Whatcausessandstorms?3.Whereareth

4、efourmainplacesintheworldwheretherearesandstorms?4.WherearetheresandstormsinChina?5.Whatdamagecansandstormcause?6.Whatmeasureshasthegovernmenttaken?TASK2Para.1Para.2Para.3Para.4Para.5Para.6thedescriptionofsandstormsb.thecausesofsandstormsc.amajordisasterinAsiad.theinflue

5、nceofsandstormse.thegovernment’smeasuresf.theforecastandsuggestionsMatcheachparagraphwiththemainideas.Step3IntensivereadingWhichsentenceinthetextcanreplacetheonegivenbelow?Insomecases,sandstormsmaylastawholedayandbecauseofthethickdustthevehicleontheroadcan’tmoveasusual.T

6、hestormssometimescontinuealldayandtrafficmovesveryslowlybecausethethickdustmakesitdifficulttosee.1.ItwasthemostfrightingandthemostdangeroussituationI’veeverbeenin.Translatethesentencebelow.2.SandstormsinChinaappeartohaveincreasedinrecentyearsasaresultof“desertification”.

7、那是我遭遇过的最可怕、最危险的情景。因荒漠化越发严重，中国近年来发生沙尘暴的次数明显增加了。Step4Post-readingTask1summaryReadthepassagealoudandthencompletethesentencesusingwordsfromthetext.Task2WorkingroupstodiscussHowtoprotectyourselfinsandstorms课堂拓展练习。见导学案Step5HomeworkTrytodescribeasandstormandsaywhatweshoulddoita

8、ccordingtowhatwehavelearnttoday