人教高中英語選修6課件：Unit-5-Reading-2

Unit5ThepowerofnatureUnit5Thepowerofnaturetsunamiearthquakesnowstormfloodtsunamiearthquakesnowstormflotyphoonsandstormdroughthurricanetyphoonsandstormdroughthurricacyclone

tornado

landslidecyclonetornadolandslidevolcanovolcanoWhatdoyouknowaboutvolcano?Doyouknowhowavolcanoerupts?Whatdoyouknowaboutvolcanoactivevolcanodormantvolcanoextinctvolcanoactivevolcanodormantvolcanoevolcano-eruptionBoilingrockeruptsfromthecrater;thelavaflowsslowlydownthemountain.MagmachamberLavaCraterAshcloudvolcano-eruptionBoilingrockeMoreaboutthevolcano1.Howisavolcanoformed?Therocksundertheearthbecomehotterandhotteranderuptfromthemountain.Moreaboutthevolcano1.HowNeartheoceans.Whereismostpossibleforavolcanotoerupt?Neartheoceans.Whereismost

gasliquidsolidlavawatervapour,carbondioxide,nitrogen(氮),sulphur(硫磺),etc.bitsofrockandvolcanicash,etc.3.Whatwillbeproducedaftertheeruptionofvolcano?gasliquidsolidlavawatervapouWhowillclimbintoalivevolcanototakethetemperatureoftheboilingrockinside?WhowillclimbintoalivevolQuizAreyousuitableforbeingavolcanologist?QuestionsYesNo1Doyoulikeworkingoutsideaswellasinside?2Doyouenjoytravellingtounusualplaces?3Doyouenjoytakingrisks?4Doyoudislikedoingthesamethingeveryday?5Doyoulikeadventureinyourlife?6Areyouinterestedinstudyingrocksandotherthingsthatmakeupthesurfaceoftheearth?QuizAreyousuitableforbeingDoyouwanttobeavolcanologist?DoyouwanttobeaAnExcitingJobWorkingasavolcanologist.What

mightbetalkedabout?AnExcitingJobWorkingasavoWhatdoesavolcanologistdo?Istheworkimportant?

Hisjobistocollecttheinformationaboutthevolcanoandpredictwherelavawillflowandhowfastsothatthepeopleinthepathofthelavacanbewarnedtoleavetheirhouse.SkimmingWhatdoesavolcanoloGetthemainideaofeachparagraphPara1Para2Para3Para4Para5Thewriterexpresseshisloveforhisjobandwhyhelovesit.Thewriterdescribeshisjobanditsimportance.Thewriterdescribeshisfirstsightofavolcanoeruption.Thewriterdescribeshisfirstcloserlookatavolcanoeruption.Thewriterstatesagainhisloveforhisworkandvolcanoes.GetthemainideaofeachparaThemainideaofthepassagePart1Part2Part3(Paras.1-2)(Paras.3-4)(Para5)Whatthewriter’sjobisandtheimportanceofhisjob.Thewriter’sexperienceofwatchingthevolcanoeruption.Thereasonswhythewriterisenthusiasticabouthisjob.ThemainideaofthepassagePPartone(Para.1-Para.2)Whyisavolcanologist’sjobimportant?2)WhereisMountKilauea?3)Whatdoestheword“alive”mean?A.Livingornotdead. B.Activeorlively.C.Continuing. D.Healthy.Itcanwarnpeoplewhenthevolcanoisgoingtoeruptandsavemanylives.InHawaii.CarefulreadingPartone(Para.1-Para.2)Parttwo(Para.3-Para.4)WhyisthelavathatflowsonMountKilaueamoredangerousthantheactualeruption?Whatmadetheauthorrealizethataneruptionoccurred?Whydidthescientistshavetogetclosetothevolcanoafteritbeganerupting?4.Whywasitdifficultforthewritertowalktowardstheedgeofthecrater?Thelavacancoveruporburnvillagesinitspath.Therocksfromthevolcanousuallydon’tdamageanythingbecausenoonelivesnearthecrater.Parttwo(Para.3-Para.4)2.Whatmadetheauthorrealizethataneruptionoccurred?MybedbeganshakingAstrangesoundMybedroombecameasbrightasdayRedhotlavawasfountaininghundredsofmetresintotheairAnabsolutelyfantasticsight2.Whatmadetheauthorrealize3.Whatdidthescientistsdoaftertheeruption?Putonwhiteprotectivesuitshelmets,bigbootsSlowlymadeourwaytotheedgeofthecraterLookeddownintothered,boilingcentreClimbeddownintothecratertocollectsomelava3.Whatdidthescientistsdoa3.Whydidthescientistshavetogetclosetothevolcanoafteritbeganerupting?Togetsomelavaforlaterstudy.Parttwo(Para.3-Para.4)

3.Whydidthescientistshav4.Whywasitdifficultforthewritertowalktowardstheedgeofthecrater?Thewriterworespecialprotectivesuitsthatmadeitdifficulttowalk.Parttwo(Para.3-Para.4)

4.WhywasitdifficultforthPartthree(Para.5)Whatdoesthewriterfindimpressiveevenafterstudyingvolcanoesformorethantwentyyears?Theauthorisimpressed

bythebeautyof

theeruptionandalsobyitspotential

tocausegreat

damage.Partthree(Para.5)Whatd1Thewriterdoesn’tmindtheoccasionaldangerofhisjobbecause______.AHetravelstounusualplacesandmeetsinterestingpeoplefromallovertheworld.BHelikesthedifferentwaysofworking.CHethinkshisjobthemostimportant.DHeisexcitedaboutdangersandfeelsalive.Choosethebestanswer:D1Thewriterdoesn’tmindtheAsaresultofthevolcanologist’swork,____.Aotherscientistspredicttheprogressoflavafromthevolcano.Bmanypeoplehavebeenwarnedtoleavetheirhomes.Ctheeruptioncauseslessdamage.Dtheeruptionmaybepreventedbreakingout.

AAsaresultofthevolcanologiWhydidthevocalnologistrunoutofthehouseintobackgarden?ABecausehisbedbeganshaking.BBecausehisbedroomsuddenlybecameasbrightasday.CBecausehethoughttherewasanearthquakeinHawaii.DBecausehewantedtocollectinformationabouteruption.BWhydidthevocalnologistrun4Whatdoesthewritermeanbyusing‘lucky’inthesentence‘Iwasluckyenoughtohaveamuchcloserlookatit’?AHefeltmuchsaferonthetopwhiletheothertwoscientistsclimbeddownintothecrater.BItwashisfirstsightofaneruption.CItwasthefirsttimeforhimtowatchthecrater.DBothBandC.D4Whatdoesthe