高中英语Unit5Thepowerofnature人教版第六册Teachingaims:1.TopicVolcanoes;Craterlakes;Cyclones2.Usefulwordsandexpressions:Words:volcano,erupt,eruption,ash,hurricane,adventure,bore,excite,evaluate,unfortunate,unfortunately,fountain,absolute,absolutely,fantastic,crater,potential,impress,impressive,precious,novelist,cancel,effort,relieve,tremble,sweat,anxiety,anxious,panic,courage,typhoon,heaven,diverse,diversity,unique,bathe,swallow,guaranteeExpressions:compare…with,burntotheground,makeaneffort,makeone’sway,glancethrough,varyfrom…to…3.Functionalitems:ExpressingfearandanxietyIwassoexcitedaboutwhatIhaddoneandwhereIwas,Iforgotmyfear.Iwasveryworriedthat….Iwasveryrelievedwhen…Iwastremblingalmostasmuchasthegroundundermyfeet.Iwasstillterrified.Iwassonervousthatmywholebodywasdampwithsweat.IwassoanxiousthatIcouldn’tmoveforalongtime.Ihadtoforcemyselfnottopanic.ThenIgotupthecourageto….4.GrammarThe–ingformusedasadverbialinasentenceLookingcarefullyattheground,Imademywaytotheedgeofthecrater.HavingexperiencedquiteafewearthquakesinHawaiialready,Ididn’ttakemuchnotice.TeachingproceduresPeriod1ReadingStep1.WarmingupTask1.Ssingroupslistanysomepowerfulnaturalforcestheycanthinkof.Thendiscusswayshumanbeingsprotectthemselvesfrompowerfulnaturalforces.1.AsktheSs:whatkindsofdisasterscannaturebringtoourhumanbeings?(earthquake,flood,hurricane,volcano…..)2.Ssinpairs,sharetheirknowledgeaboutvolcanoes.3.Ssingroupslistanysomepowerfulnaturalforcestheycanthinkof.Thendiscusswayshumanbeingsprotectthemselvesfrompowerfulnaturalforces.Step2.Pre-readingTask2.Ssanswerthefollowingquestionsandfinishtheformonpage33.1.Canyouimagineclimbingintoalivevolcanoinordertotakethetemperatureoftheboilingrockinside?2.Canyouimaginedoingdangerousworkaspartofyourjob?3.Doyouthinkyouwouldenjoystudyingvolcanoesasajob?Step3.ReadingTask3:SsreadandanswerthequestionsofEx2onpage35.Sampleanswers:1.Becausehecanhelpotherscientiststopredictwherelavafromthevolcanowillflownextandhowfastitwillflow.2.MountKilaueaisoneofthemostactivevolcanoesinHawaii.3.Thelavathatflowsslowlydownthemountaincausesfarmoredamagebecauseitburieseverythinginitspathunderthemoltenrock.4.TherewasaneruptioninthesideofMountainKilaueaandredhotlavawasfountaininghundredsofmetersintotheair,sothewriter’sbedroombecameasbrightasdayevenatnight.5.Thescientistshavetogetclosetothevolcanoafteritbeganeruptingtocollectsomelavaforlaterstudy.6.Becausetheyworespecialclothes,whichmadethemlooklikespacemen.Thewhiteprotectivesuitscoveredtheirwholebody,andtheyalsohadhelmet,bigbootsandspecialgloves.7.Hisisstillamazedatthebeautyofvolcanoesandtheirpotentialtocausegreatdamage.Task4.Secondreading:Ssreadandtrytogetthemainideaofthepassage.Sampleanswer:thewriterexpressedhisloveforhisjobasavocanologistandtoldusoneofhisunusualexperienceinMountKilauea,Hawaii.Task5.Thirdreading:Ssreadagainandgetthemainideaofeachparagraphandtellhowmanypartsitcanbedividedinto.Para.1:thewriterexpresseshisloveforhisjobandwhyhelovesit.Para.2:thewriterdescribeshisjobanditsimportance.Para.3:thewriterdescribeshisfirstsightofavolcanoeruption.Para.4:thewriterdescribeshisfirstcloserlookatavolcanoeruption.Para.5:thewriterstatesagainhisloveforhisworkandvolcanoes.Thewholepassagecanbedividedintothreeparts.Part1:(para.1-2)descriptionofhisjobasavolcanologist.Part2:(para.3-4)descriptionofhisfirstsightofaneruption.Part3:(para5)hislovefo...
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