人教版英语选修六Book6Unit5reading课件.ppt

人教版英语选修六Book6Unit5reading课件.ppt

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时间:2020-08-10

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1、ThePowerofNatureUnit5ReadingDoyoustillrememberwhathappenedonMay26,2008?OnMay12,2008,astrongearthquakemeasuring8.0ontheRichterscalerockedWenchuaninSichuanprovince,some92kmnorthwestofChengdu.Doyouknowanyothernaturaldisasters?Guesswhattheyareaccordingtothepict

2、ures.Facingnaturaldisasters,howweakhumansare!tsunamiearthquakesnowstormfloodtyphoonsandstormdroughthurricanetornadolandslidethunder/lightningvolcanoHoweverweakweare,wearenotcompletelypowerless.Peoplearetryingmanywaystolearnaboutnaturaldisastersallthetimetop

3、rotectthemselves.VolcanoesbegintoformwhentherocksofthelowerplategetpusheddeepintotheEarth.Theretheyareheated,untiltheymelt,formingmagma,onekindofliquidrock,becausemagmaislessdensethanthesolidrockaroundit,itispushedupward.IfthemagmafindsaweakplaceattheEarth’

4、ssurface,itmaybreakthroughandformavolcano.Howisavolcanoformed?Canyouimagineclimbingintoalivevolcanoinordertotakethetemperatureoftheboilingrockinside?Whowillclimbintoalivevolcanototakethetemperatureoftheboilingrockinside?AvolcanologistDoyouwanttobeavolcanolo

5、gist?AnExcitingJobWorkingasavolcanologist.Inwhatwaydidthewriterfindthejobexciting?GetthemainideaofeachparagraphPara1Para2Para3Para4Para5Thewriterexpresseshis_____forhisjobandwhy.Thewriterdescribeshis_____anditsimportance.Thewriterdescribeshisfirst_____ofavo

6、lcanoeruption.Thewriterdescribeshisfirstcloser_____atavolcanoeruption.Thewriterstatesagainhis_____forhisworkandvolcanoes.lovejobsightlookloveWhyisavolcanologist’sjobimportant?Itcanwarnpeoplewhenthevolcanoisgoingtoeruptandsavemanylives.CarefulreadingWhatmade

7、theauthorrealizethataneruptionoccurred?AstrangesoundMybedroombecameasbrightasdayRedhotlavawasfountaininghundredsofmetresintotheairMybedbeganshakingWhatdoesthewriterfindimpressiveevenafterstudyingvolcanoesformorethantwentyyears?Theauthorisimpressedbythebeaut

8、yoftheeruptionandalsobyitspotentialtocausegreatdamage.Whatmakeitdifficultforthewritertowalktowardstheedgeofthecrater(threewords)?SpecialprotectivesuitsOnMay12,2008,astrongearthquakehitWenchuan.Theearth

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