unit5thepowerofnature(单元)教案(人教版选修6)

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1、Unit5ThePowerofNature（单元）教案（人教版选修6）Period1WarmingupandreadingTeachinggoals：1•Tohavethestudentsgetageneralideaofnaturaldisasters.2.Tohelpthestudentsdevelopspeakingability.3.Toimprovethestudents'readingabilities.4.Tohelpthestudentstoknowhowtosummarizeatextoraparagraph.Step!Warmingup1.Askst

2、udentstolistothernaturaldisasters,suchashurricane,earthquakes,volcano,etc.Showthepicturesofthesenaturaldisasters.2.IntroductiontovolcanoVolcanoisoneofthesenaturaldisasters.Weshouldalsodosomethingtoavoiditseruptionorreduceitsdamagetous.Whatdoyouknowaboutvolcanoes?Howisavolcanoformed?Howdo

3、esavolcanoerupt?3・Discussaboutthemeasuresthatweshouldtaketoavoidnaturaldisasters.Wecanfindhowpowerfulnatureisandhowweakhumansarecomparedwithavolcano,hurricane,earthquakeorothernaturaldisasters.Butwearenotcompletelypowerless.Wecantakemeasurestoprotectourselvesfrompowerfulnaturalforces.Wha

4、tmeasuresshouldwetake?Step2Pre-readingIfwecanpredicttheeruptionofvolcanoes,wecanreduceitsdamagetous.Soweneedvolcanologiststostudyvolcanoes.Doyouwanttobeavolcanologist?Why?Ifyouareavolcanologist,whatkindofdangerwillyoumeet?（whatkindofworkshouldyoudo）Let'slearnsomethingaboutvolcanologistsi

5、nthetext.Step3Skimming1.Readthroughthepassagequicklyandfindouttheanswerstothequestions.Whatkindofthingsshouldavolcanologistdo?Whatisthevolcanologistwearingwhengettingclosetothecrater?2.Dividethepassageintoseveralpartsandfindoutthemainideaofeachpart・Step4ScanningScanthepassage.Readthepass

6、agecarefullyandanswerthefollowingquestions.1・Whyisavolcanologistsjobimportant?2.WhereisMountKilauea?3.WhyisthelavathatflowsonMountKilaueamoredangerousthantheactualeruption?4.Whatcausedthewriter^bedroomtobecomeasbrightasdayeventhoughitwasnight?5.Whydidthescientistshavetogetclosetothevolca

7、noafteritbeganerupting?6.Whywasitdifficultforthewritertowalktowardstheedgeofthecrater?7.Whatdoesthewriterfindimpressiveaboutvolcanoesevenafterstudyingthemfor20years?Step5DiscussionT1Doyouthinkitisanoccupationyouwouldenjoy?Discussyourreasonswithyourclassmates.T2InterviewMa