How-to-Prepare-for-Earthquakes11

HowtoPrepareforEarthquakes教授课文Unit6HowtoPrepareforEarthquakes教学目的1.haveageneralideaofnaturaldisaster,esp.earthquake.2.graspthemainideaandstructureofthetext教学重难点1.Helpthestudentsunderstandsthenaturaldisasters;2.Somevocabulariesrelatedtoearthquakes;3.Howtopredict,preventandprepareforearthquakes;教学过程1.Warming-upactivities;2.Introductiontothepassage(generalquestionsonthepassage);3.Summary;4.Assignment.1.Howmuchdoyouknowaboutnatural•disasters?AirPollutionflooddroughtGlobalWarmingBasicwordsaboutnaturaldisastertyphoondebrisflowtornadolandslideicehailearthquakeTangshanPeople'sBank--afour-storeyconcreteandbrickbuilding--collapsedcompletelyduringtheearthquake.TheChengliBridgeinTangshancrumpledduringtheearthquake.TheTangshanearthquakeof1976:2.NaturaldisastershappenedinChina:Floodof1998:Paramilitarypolicemenworkhardtobuildupasoliddam.Homewereseverelydamagedordestroyed.Paramilitarypolicemenswaminthefloodtosavetheinjured.Thestrandedtruckswaittomoveonthesnow-coveredBeijing-ZhuhaiexpresswayincentralChina'sHunanProvince.Freezingraincausespowerlinefailuresandicecoveredroads.Snowdisasterof2008:MoreWordsaboutEarthquakesepicenter震中hypocenter震源magnitude震级RichterScale(1—10)里氏震级seismology地震学seismological地震学上的seismograph地震仪seismographer地震学家seismicity地震活动smallertremors小地震earthquakemonitoring地震监控shake震动；摇晃seismology地震学hit袭击rip裂开，破开earthquake地震destroy毁坏，破坏damage损害，损坏contribution援助survivor幸存者tragedy灾难strike突然发生aftershock余震level推倒，夷平rescue救援wreck残骸victim受灾者occur发生treat治疗TipsEmergenciescanhappenanywhereatanytime.It'scrucialtobepreparedbeforedisasterstrikes.1.Preparationfordisaster.Keepawell-stockedfirstaidkit.Fireextinguishersareaffordable.Installsmoke,gasandcarbonmonoxidedetectorsoutsideeachsleepingareainyourhome,andchangebatteriesregularly.Keepaphonelistofemergencycontactsinyourvehicleandwalletorpurse.Childrenshouldknowtheirstreetaddressandlastname,andhowtodial119.Whatcanwedotopreparetokeepourfamilyandhomesafe?2.Ifearthquakeoccurs,whatshouldwedo?1)Putyoursafetyfirst!2)Bequicktoturnoffallheatsources!3)Iffiresbreaksout,extinguishitquickly!4)Don'trushoutside!5)Don'tgonearnarrowlanesnoralleys,fencescliffsorriversides!6)Bereadytotakeprecautionsagainstlandslidesandflooding!7)Ifevacuationsisnecessary,goonfoot.Carryaslittlebaggageaspossible!8)Helpothers,givingfirst-aidtotheinjures!9)Trytoobtaincorrectinformationsoasnottobemisledbyrumors!10)Don'tpanic!Takesanitaryprecautions!1)Wiretheearthandsea…2)Watchanimalsandplants…3)Theamountofradonwaxes…1.Howcanweknowaboutwarningsignsofearthquakes?Para.1PredictionII.UnderstandingTextStudy—UnderstandingTips2.Whatanimalsshowwhatsignsofearthquakes?Para.1TextStudy—UnderstandingIcanpredictearthquakes!Canseismologistsdothat?1)hens—refusetoentercages2)snakes—comeoutofthegroundtofreezetodeath3)dogs—barkalot4)fish—swimnearthesurfaceofwater5)birds—noisy—flyinunusuallypatternsTextStudy—UnderstandingTipsMoreSomeadvancewarningsofanimpendingearthquake.MoreTextStudy—UnderstandingA.Wellwaterroseandfellwithcrackingorgas.B.Chickensrefusedtoeatandranaroundchirping(吱喳而鸣).C.Miceandyellowweaselsranaroundtohide.D.Agoldfishjumpedwildlyinitsbowl.E.Strangelights(fireballs)aswellasloudsoundswereseenthenightprecedingtheearthquake.TipsTextStudy—UnderstandingByfallingbuildings.Para.2TextStudy—UnderstandingTipsParaTwoPreventionHowaremostofthepeoplekilledinanearthquake?Tip1)Steeljoint/anI-joint2)Equallystrongcolumns&horizontalbeams3)Deepverticalsupportcolumns4)Lightroofs&strongwalls4.Whatbuildingstructuresmightpreventthegreatdestructionofproperty?Para.2TextStudy—UnderstandingTips1)Check/reinforcehomes2)Placeheavyobjectsinlowpositions3)Attachcupboards&cabinetstowalls4)Fastendoorssothattheywillnotopenaccidentallyduringanearthquake.5.Whatshouldpeopledotopreparetheirhouses?Para.3TextStudy—UnderstandingTips6.Whatshouldpeopleneedfortheirearthquakesurvivalsupplies,andwhy?Paras.4~5TextStudy—Understandingwater&foodradioreceivertorchextrabatteriesfirst-aidsuppliesspadeMoreMoreTextStudy—Understandingtentropeclothingfireextinguisherheavyshoesorbootshaveallofthemembersofthefamilycalltocheckinwithafriendorrelativewholivesmorethanahundredmilesaway.7.Howcanfamilymemberskeepintouchduringanearthquake?Para.6TextStudy—UnderstandingTipsEducationconcerninghowtosurviveanearthquake.8.Whatshouldbeamajoremphasisforallgovernmentprogramsandearthquake-relatedresearchprojects?Para.7ConclusionTextStudy—UnderstandingTipToprepareforthepossibilityofagreatearthquake.Topredictwhenanearthquakeisgoingtohappen.Summary：structureofTextPara.1Para.3-6Evenifpredictionbecomespossible,peoplestillhavetodotheirbesttopreventdisastersbyimprovingbuildingstructuresandbybeingpersonallyprepared.Para.7Topreventthegreatdestructionofpropertycausedbyearthquakes.Para.2•Studentsaresupposedtoworkoutaself-rescueplanorpresentadetailedprocedure,followingwhichwecanescapefromtheemergencies.In-ClassOralPresentation•EvacuationProcedure(Fire):•1.Evacuatethebuildingbythenearestavailable•staircase/exit.DONOTusethelifts.•2.Donotbringanythinglargerthanabriefcase.•3.Beconsiderate:Walkinanorderlymanner.Do•notr