2023学年完整公开课版选修6Unit5 Warming up and reading

Unit5ThepowerofnatureThepower

ofnatureUnit51.Tobeabletolistsomenaturaldisasters2.Tohaveageneralunderstandingaboutvolcanoes3.TounderstandthepassageabouttheexperiencesofavolcanologistShowanepisodeofthefilm---avolcanoWarmingup2.Inthefilmwecanfeelthepowerofnature.Naturaldisastersaredangerousandcancausegreatdamagetous.Canyouthinkofothernaturaldisasters?TyphoonSandstormFloodEarthquakeTornadoSnowstormTsunamiLandslideCycloneHailstormVolcanoHurricane

Thepowerofnaturetsunami:

anearthquakehappeningundertheseafloorGuesswhichnaturalphenomenonornaturaldisasterisbeingdefined.earthquake:

asuddenviolentmovementoftheEarth’ssurface,sometimescausinggreatdamagethunderstorm:

alotofrainfallingquickly,withloudnoisesandflashesoflightsandstorm:

astormcausedbystrongwindsandblowingsandordustflood:

alotofwaterinanareawhichisusuallydrytornado:

acolumnofairthatturnsveryquicklytyphoon:

atropicalcyclone(热带气旋)occurringinthewesternPacificorIndianOceanhurricane:

aviolentstormwithextremelystrongwindsandheavyrainlandslide:alargeamountofearthandrocksfallingdownaclifforthesideofamountain.volcaniceruption:ashsometimesrisingintotheairfrominsidetheearthWhatdoyouknowaboutvolcanoes?Themagmaeruptsfromthecrater;thelavaflowsslowlydownthemountain.lavacraterashcloud/volcanicashmagmaPleaselookatthediagrambelow.Itshowsaneruptingvolcano.Moreaboutthevolcano1.Howisavolcanoformed?Therocksundertheearthbecomehotterandhotteranderuptfromthemountain.Neartheoceans.Whereismostpossibleforavolcanotoerupt?AnextinctvolcanoHaleakalaCrater,thelargestdormantvolcanointheworldMaui,HawaiiAnactivevolcano3.Whattypesofvolcanoesdoyouknow?dormantvolcanoPre-reading

Ifwecanpredicttheeruptionofvolcanoes,wecanreduceitsdamagetous.Soweneedvolcanologiststostudyvolcanoes.Doyouwanttobeavolcanologist?Why?Ifyouareavolcanologist,whatkindofworkshouldyoudoandwhatkindofdangerwillyoumeet?Answer“yes”or“no”tothesequestionstofindoutifyouwouldbesuitableforthiswork.DoaquizQuestionsYesNoDoyoulikeworkingoutsideaswellasinside?Doyouenjoytravelingtounusualplaces?Doyouenjoytakingrisks?QuestionsYesNoDoyoudislikedoingthesamethingeveryday?Doyoulikeadventureinyourlife?Areyouinterestedinstudyingrocksandotherthingsthatmakeupthesurfaceoftheearth?Ifyouanswered“yes”toallthesequestions,thenvolcanologycouldbeagoodcareerforyou.ANEXCITINGJOBUnit5ReadingSkimmingtogetgeneralideas(1)Whatisthewriter’sjob?HeisavolcanologistworkingfortheHawaiianVolcanoObservatory.HemainlycollectsinformationaboutMountKilauea.(2)Thewriter’sattitudetowardshisjobis____.A.boredB.indifferent

C.enthusiasticD.disappointing(3)Dividethepassageintothreepartsandgetthemainideaofeachpart.Skimthetextanddothefollowingtasks.Checkyouranswer.ThreePartsMainIdeaofEachPartParagraphs1-2Paragraphs3-4Paragraph5Readthetextandgetthemainideaofeachpart.ThreePartsMainIdeaofEachPartThemainideaofeachpart.DescriptionofhisjobasavolcanologistDescriptionofhisfirstsightofaneruptionHisloveforhisjobandvolcanoesParagraphs1-2Paragraphs3-4Paragraph5Scanningtogetdetailinformation(1)ThewriterworkedasavolcanologistinHawaii______.A.5yearsagoB.10yearsagoC.15yearsagoC.20yearsago(2)Theeruptionmentionedinthepassagetookplace_______.A.inthemorningB.intheafternoonC.intheeveningC.atnoonCheckyouranswer.Choosethebestanswer.(3)Whenboilingrockeruptsfromavolcano,itcauseslessdamagethanyouimaginebecause______.A.thetemperatureisnotveryhighB.noonelivesnearthetopoftheMountKilaueaC.peopleknowhowtoescapetherocksD.thebuildingsnearthevolcanoesareveryfirm(4)Howmanyscientistsaredrivenupthemountainthenextday?A.2B.3C.4D.5(5)Thepassagesuggeststhat________.A.thewriterisworriedabouthisjobB.thewriterisanxiousabouthisjobC.thewriterisinterestedinhisworkD.thewriteristiredofhisworkThewriterdescribeshisfirstsightofavolcaniceruption.Thewriterexpresseshisloveforhisjobandwhyhelovesit.Thewriterstatesagainhisloveforhisworkandvolcanoes.Thewriterdescribeshisfirstcloserlookatavolcaniceruption.Thewriterdescribeshisjobanditsimportance.15432Putthefollowingsentencesintotherightorder.Whydoesthewritersaythathehasthegreatestjobintheworld?Whyisavolcanologist’sjobimportant?(3)WhereisMountKilauea?(4)WhyisthelavathatflowsonMountKilaueamoredangerousthantheactualeruption?(5)Whatmadetheauthorrealizethataneruptionoccurred?(6)Whydidthescientistshavetogetclosetothevolcanoafteritbeganerupting?(7)Whatdidthescientistsdoaftertheeruption?(8)Whywasitdifficultforthewritertowalktowardstheedgeofthecrater?(9)Whatdoesthewriterfindimpressiveaboutvolcanoesevenafterstudyingthemformanyyears?Answerthesequestionsusingcompletesentences.Checktheanswers.Whydoesthewritersaythathehasthegreatestjobintheworld?neverboreddangerousbutexcitingprotectingordinarypeople(2)Whyisavolcanologist’sjobimportant?volcaniceruptionwarnpeopleVolcanologistsstudyvolcanoessothattheycanwarnpeoplewhenthevolcanoisgoingtoeruptandthereforesavemanylives.MountKilaueaisinHawaii.Thelavaflowsdownthemountainandcancoveruporburnvillagesinitspath.Therocksthateruptfromthevolcanousuallydon’tdamageanythingbecausenoonelivesnearthecrater.(3)WhereisMountKilauea?(4)WhyisthelavathatflowsonMountKilaueamoredangerousthantheactualeruption?1)mybedbeganshaking2)astrangesound3)mybedroombecameasbrightasday4)anabsolutelyfantasticsight5)redhotlavawasfountaininghundredsofmetresintotheair(5)Whatmadetheauthorrealizethataneruptionoccurred?(6)Whydidthescientistshavetogetclosetothevolcanoafteritbeganerupting?Thescientistsneededtogetsamplesofthelavasothattheycouldstudythem.putonspecialclothes;droppedascloseaspossibletothecrater;slowlymadetheirwaytotheedgeofthecraterandlookeddownintothered,boilingcentre;climbeddownintothecratertocollectsomelavaforstudyTheauthorwaswearingspecialprotectiveclothingthatmadeitdifficulttowalk.Thewriterfindstheirbeautyandtheirpotentialtocausegreatdamageveryimpressive.(7)Whatdidthescientistsdoaftertheeruption?(8)Whywasitdifficultforthewritertowalktowardstheedgeofthecrater?(9)Whatdoesthewriterfindimpressiveaboutvolcanoesevenafterstudyingthemformanyyears?Whatdoestheauthordo?Heisa_________workingfortheHawaiianVolcanoObservatory.What’stheauthor’sjobabout?●_________informationforadatabaseaboutMountKilauea.●Evaluatingtheinformation.●Helpingotherscientiststo_______wherelavafromthevolcanowillflownextand__________.What’sthedamageofavolcaniceruption?●When__________eruptsfromavolcanoandcrashesbacktoearth,itcauseslessdamagethanpeoplemightimagine.●The________flowingslowlydownthemountaincausesfarmoredamage.Whatdidtheauthordoaftertheeruption?●Heand_________worespecialprotectivesuitsandmadetheirwaytotheedgeofthe_________.●Hestayed_________andwatchedtheothertwoclimbingdowntocollectsomelavafor_________.volcanologistCollectingpredicthowfastboilingrocklavatwootherscientistscrateratthetoplaterstudyCompletethetable.Readandpayattentiontotheunderlinedparts.Weusehaving+pastparticipletorefertoanactionthattakesplacebeforethetimeexpressedbythemainverb.Carefulreading重难点句式分析1.Havingcollectedandevaluatedtheinformation,Ihelpotherscientiststopredictwherelavafromthevolcanowillflownextandhowfast.两个并列的宾语从句v-ing的完成式作状语Havingsettleddowninhisnewhouse,hesetaboutwritinghisnextbook.在新房子里住下来以后，他就着手写下一本书了。Havingansweredtheteacher’squestions,shesatdownandfeltmuchmorerelaxed.回答老师的问题后，她坐下来，感到轻松多了。Weusehaving+pastparticiple

torefertoanactionthattakesplacebeforethetimeexpressedbythemainverb.收集和评估了这些信息之后，我就帮助其他科学家一起预测下次火山熔岩将往何处流去，流速是多少。Translation

工作做完之后，我就回家了。

Havingfinishedmywork,Iwenthome.2.Theothertwoclimbeddownintothecratertocollectsomelavaforlaterstudy,butthisbeingmyfirstexperience,Istayedatthetopandwatchedthem.连接并列句,表转折独立主格结构：代词+现在分词todo作目的状语动词-ing形式可以有自己逻辑上的主语，这种逻辑主谓的结构可以在句子中作状语用。Withnight

coming

on,westartedforhome.夜幕降临，我们启程回家了。Theweather

beingfine,wehavemadeupourmindstogoforapicnic.天气很好，我们决定去野炊。另外两人攀下火山口去收集供日后研究用的岩浆，我是第一次经历这样的事，所以留在山顶上观察他们。Translation1.他站在窗前，阳光洒在他的脸上。

Hestoodatthewindow,thesunshininguponhisface.2.姑娘两眼望着他,他不知道说什么好.

Thegirlstaringathim,hedidn'tknowwhattosay.Theauthorwas____________avolcanologist__________theHawaiianVolcanoObservatory20yearsago.TwoweeksafterhearrivedinHawaii,hesawan_______forthefirsttime.Itwasverybright_