高中英语 unit5《the power of nature》教案（4） 新人教版选修6

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英语：Unit5《Thepowerofnature》教案（4）（新人教版选修6）-ReadingTeachingAims1.Enablethestudentstograspandrememberthedetailedinformationofthereadingmaterial.2.Letstudentsunderstandthegeneralideaofthepassage.TeachingImportant&DifficultPointsHowtohelpthestudentstograspandrememberthedetailedinformationofthereadingmaterial.Teachingaids:ataperecorder,aprojector,slidesandpicturesTeachingmethod:Groporpairdisscussion,individualtask.TeachingProcedureStep1Pre-reading1.Canyouimagineclimbingintoanactivevolcanototakethetemperatureoftheboilingrockinside?2.Tobeavolcanologist,whatqualitiesareneeded?Step2QuizAreyousuitableforbeingavolcanologist?QuestionsYesNo1Doyoulikeworkingoutsideaswellasinside?  2Doyouenjoytravellingtounusualplaces?  3Doyouenjoytakingrisks?  4Doyoudislikedoingthesamethingeveryday?  5Doyoulikeadventureinyourlife?   6Areyouinterestedinstudyingrocksandotherthingsthatmakeupthesurfaceoftheearth?  Whatkindofworkdoyouthinkavolcanologistdo?Step3SkimmingSkimthetextandanswerthefollowingquestions.1.Whatisthewriter?HeisavolcanologistworkingfortheHawaiianVolcanoObservatory.HemainlycollectsinformationaboutMountKilauea.2．Whendidhefirstseeaneruption?Howdiditlooklike?ItwasinthesecondweekafterhearrivedinHawaii.Itwasverybrightalthoughitwasnight.Redlavafountainedhundredsofmetersintotheairanditwasafantasticsight.3.Whatwashewearingwhengettingclosetothecrater?Andwhatwastheresult?Hewaswearingwhiteprotectivesuitsthatcoveredhiswholebody,helmets,bigbootsandspecialgloves,justlikeaspaceman.Asaresult,itmadehimdifficulttowalk.Step4ScanningScanthetextandanswerthefollowingquestions.1.Whyisavolcanologist’sjobimportant?Volcanologistsstudyvolcanoessothattheycanwarnpeoplewhenthevolcanoisgoingtoeruptandsosavemanylives.2.WhyisthelavathatflowsonMountKilaueamoredangerousthantheactualeruption?Thelavaflowsdownthemountainandcancoveruporburnvillagesinitspath.Therocksthateruptfromthevolcanousuallydon’tdamageanythingbecausenoonelivesnearthecrater.3.Whydidthescientistshavetogetclosetothevolcanoafteritbeganerupting?Thescientistsneededtogetsamplesofthelavasotheycouldstudythem.4.Whatdoesthewriterfindimpressiveaboutvolcanoesevenafterstudyingthemfor20years? Theauthorisimpressedbythebeautyoftheeruptionandalsobyitspotentialtocausegreatdestruction.Step5DetailedreadingReadthetextmorecarefullyandanswerthefollowingquestions.1.Whatmadetheauthorrealizethataneruptionoccurred?mybedbeganshakingastrangesoundMybedroombecameasbrightasdayanabsolutelyfantasticsightredhotlavawasfountaininghundredsofmetersintotheair2.Whatdidthescientistsdoaftertheeruption?putonwhiteprotectivesuits,helmets,bigbootsdroppedasclosedaspossibletothecraterslowlymakeourwaytotheedgeofthecraterlookeddownintotheredboilingcenterStep6Homework1．Findoutwords,expressionsandsentenceswhichyouthinkareuseful,importantordifficulttounderstand.2．FinishexercisesinLearningaboutLanguage.(Ex.1,2)