高中英语 Unit 5 The power of nature课件VIP免费

Pre-readingCanyouimagineclimbingintoalivevolcanoinordertotakethetemperatureoftheboilingrockinside?imagineDoingsuchdangerousworkaspartofyourjob?Answer“yes”or“no”tothesequestionstofindoutifyouwouldbesuitableforthiswork.QuizQuestionsYesNoDoyoulikeworkingoutsideaswellasinside?Doyouenjoytravelingtounusualplaces?Doyouenjoytakingrisks?QuestionsYesNoDoyoudislikedoingthesamethingeveryday?Doyoulikeadventureinyourlife?Areyouinterestedinstudyingrocksandotherthingsthatmakeupthesurfaceoftheearth?Ifyouanswered“yes”toallthesequestions,thenvolcanologycouldbeagoodcareerforyou.ReadingWhatdoesavolcanologist’sworklooklike?I.FirstreadingScanandskimthewholetextandthenfinishthemultiple-choices.AnExcitingJobA.Boilingrockwhicheruptsfromthevolcanoandcrashesbacktoearthcauseslessdamage.B.Thelavathatflowsslowlydownthemountaincausesfarmoredamage.C.Theeruptionismuchmoreexcitingtowatch.D.Therehadbeenaneruptioninthesideofthemountain.1.What’sthemainideaofpara.3?2.Thewriterdoesn’tmindtheoccasionaldangerofhisjobbecause________.A.HetravelstounusualplacesandmeetsinterestingpeoplefromallovertheworldB.HelikesthedifferentwaysofworkingC.HethinkshisjobthemostimportantD.Heisexcitedaboutdangersandfeelsalive3.Asaresultoftheglaciologist'swork,_________.A.otherscientistspredicttheprogressoflavafromthevolcanoB.manypeoplehavebeenwarnedtoleavetheirhomesC.theeruptioncauseslessdamageD.theeruptionmaybepreventedbreakingout4.Whydidthevolcanologist'srunoutofthehouseintothebackgarden?A.Becausehisbedbeganshaking.B.Becausehisbedroomsuddenlybecameasbrightasday.C.Becausehethoughttherewasanearth-quakeinHawaii.D.Becausehewantedtocollectinform-ationabouttheeruption.5.Whatdoesthewritermeanbyusing“lucky”inthesentence“Iwasluckyenoughtohaveamuchcloserlookatit.”?A.Heleftmuchsaferonthetopwhiletheothertwoscientistsclimbeddownintothecrater.B.Itwashisfirstsightofaneruption.C.Itwasthefirsttimeforhimtowatchthecrater.D.bothBandC.II.Secondreading(intensivereading)Beforereading,glancethroughExercise2onPage35.1.WhyisaVolcanologist'sjobimportant?Volcanologistsstudyvolcanoessothattheycanwarnpeoplewhenthevolcanoisgoingtoeruptandsosavemanylives.2.WhyisthelavathatflowsonMountKilaueamoredangerousthantheactualeruption?Thelavaflowsdownthemountainandcancoveruporburnvillagesinitspath.Therocksthateruptfromthevolcanousuallydon’tdamageanythingbecausenoonelivesnearthecrater.3.Whywasitdifficultforthewritertowalktowardstheedgeofthecrater?Theauthorwaswearingspecialprotectiveclothingthatmadeitdifficulttowalk.4.Whatdoesthewriterfindimpressiveaboutvolcanoesevenafterstudyingthemfor20years?Theauthorisimpressedbythebeautyoftheeruptionandalsobyitspotentialtocausegreatdestruction.III.Readagaintofindmoredetails.Whatmadetheauthorrealizethataneruptionoccurred?mybedbeganshakingastrangesoundMybedroombecameasbrightasday.anabsolutelyfantasticsightredhotlavawascontaininghundredsofmetersintotheairputonwhiteprotectivesuits,helmets,bigbootsdroppedasclosedaspossibletothecraterslowlymakeourwaytotheedgeofthecraterlookeddownintotheredboilingcenterWhatdidthescientistsdoaftertheeruption?HomeworkSpendsometimeresearchingonedisaster.Youcanusebooks,magazines,newspapersortheInternet.Collectpicturesordiagramsandlookforinformationabout:•whatcausesthiskindofdisaster•actualeventsthathappenedinthepastinChinaand/ortherestoftheworld•howpeoplehelpedthevictims•whatisbeingdonetopreventthedisasterhappeningagainortolessenthedamage