人教版英语选修六Book6Unit5reading

ThePowerofNatureUnit5Reading•DoyoustillrememberwhathappenedonMay26,2008?OnMay12,2008,astrongearthquakemeasuring8.0ontheRichterscalerockedWenchuaninSichuanprovince,some92kmnorthwestofChengdu.Doyouknowanyothernaturaldisasters?Guesswhattheyareaccordingtothepictures.Facingnaturaldisasters,howweakhumansare!tsunamiearthquakesnowstormfloodtyphoonsandstormdroughthurricanetornadolandslidethunder/lightningvolcanoHoweverweakweare,wearenotcompletelypowerless.Peoplearetryingmanywaystolearnaboutnaturaldisastersallthetimetoprotectthemselves.VolcanoesbegintoformwhentherocksofthelowerplategetpusheddeepintotheEarth.Theretheyareheated,untiltheymelt,formingmagma,onekindofliquidrock,becausemagmaislessdensethanthesolidrockaroundit,itispushedupward.IfthemagmafindsaweakplaceattheEarth’ssurface,itmaybreakthroughandformavolcano.Howisavolcanoformed?Canyouimagineclimbingintoalivevolcanoinordertotakethetemperatureoftheboilingrockinside?Whowillclimbintoalivevolcanototakethetemperatureoftheboilingrockinside?AvolcanologistAnExcitingJobWorkingasavolcanologist.Inwhatwaydidthewriterfindthejobexciting?GetthemainideaofeachparagraphPara1Para2Para3Para4Para5Thewriterexpresseshis_____forhisjobandwhy.Thewriterdescribeshis_____anditsimportance.Thewriterdescribeshisfirst_____ofavolcanoeruption.Thewriterdescribeshisfirstcloser_____atavolcanoeruption.Thewriterstatesagainhis_____forhisworkandvolcanoes.lovejobsightlookloveWhyisavolcanologist’sjobimportant?Itcanwarnpeoplewhenthevolcanoisgoingtoeruptandsavemanylives.CarefulreadingWhatmadetheauthorrealizethataneruptionoccurred?AstrangesoundMybedroombecameasbrightasdayRedhotlavawasfountaininghundredsofmetresintotheairMybedbeganshakingWhatdoesthewriterfindimpressiveevenafterstudyingvolcanoesformorethantwentyyears?Theauthorisimpressedbythebeautyoftheeruptionandalsobyitspotentialtocausegreatdamage.Whatmakeitdifficultforthewritertowalktowardstheedgeofthecrater(threewords)?SpecialprotectivesuitsOnMay12,2008,astrongearthquakehitWenchuan.Theearthquaketookplaceat14:48BeijingTimeandtremorswerefeltasfarasWuhan,ShanghaiandBeijing.OfficialfiguresstatedthatbyJune23,2009,69181hadbeenconfirmeddead,including68,636inSichuanprovince,and374,176injured,withanother18,498missing.Theearthquakeleftabout4.8millionpeoplehomeless.ExtendedreadingSo,howdoearthquakeshappen?Theearthismadeupofseverallayers.Thetoplayeroftheearthiscalledtheearth’scrust.Thecrustisdividedintosectionswhicharecalledplates.Whentwoplatespushagainsteachother.orwhentwoplatesrubagainsteachother.anearthquakehappens.Anearthquakecausesthegroundabovetheplatetoshake．TheenergysourceoftheWenchuanearthquakementionedabovecamefromthestrikeoftheIndianPlateontotheEurasianPlateanditsnorthwardpush.Earthquakesaremostlikelytohappenattheboundariesoftheearth’splates．Eachoftheseplatesisabout70kilometresthick．