人教版2019必修一Unit4NaturalDisasters---AssessingYourProgress（Project:Giveapresentationonnaturaldisasters）Learningaims①Toconsolidatewordsandgrammarofthisunit.②Tolearnhowtogiveapresentationonnaturaldisasters.Lead-inWhatkindofnaturaldisasterscanyouthinkof?asunmiDown:2.asuddenviolentmovementoftheground3.astrongwindthatblowsinacircle5.hotliquidrock7.(ofavolcano)toexplodeoutfire,lava,smoke,etc.Cross:1.AverystrongwindinwestAtlantic3.tidalwaves4.alargeamountofwatercoveringanareathatisusuallydry6.averybadevent,causingharmanddeath8.movesomebodyfromadangerousplace9.alongperiodwithoutrainCrosswordFillintheblankswithcorrectletterstoconstitutecompletewords.urricanarthquakeaadoolfaornoeisstreavcatdorughtrpe1236htdv45789u1.Circlethecorrectwordineachsentence.1.ThetornadothathitMississippilastweekcausedalotofdamage/destroy.2.Themotherthankedtherescue/saveworkerwhofoundherbaby.3.Accordingtoexperts,thevolcanocouldcrash/eruptthisweek.4.Thousandsofpeoplearesuffering/trappingfromillnessesafterthedisaster.5.Anemergencydelivery/supplyoffoodwastransportedtotheareabythearmy.6.Theearthquakeaffected/effectedanareaofseveralhundredsquarekilometres.7.Duringanaturaldisaster,themostimportantthingistokeepcalm/quiet.8.

“She’sstillbreathing/surviving!Comeandhelpmedigherout!”shoutedthe

soldier.2.Readthepassageandfillintheblankswithrelativepronouns.who/thatwhich/thatwhich/thatwho/thatwhich/thatwhich/thatwhowho/thatwhich/thatREFLECTINGWhatdidyoulearnaboutnaturaldisastersinthisunitthatyoudidnotknowbefore?Whatelsedoyouwanttoknowaboutnaturaldisasters?Whatdidyoufindthemostdifficultinthisunit?Whatinthisunitmotivatedyoumost?Overall,Ithoughtthisunitwas?interesting?

useful?so-so

?

difficult.*ProjectGiveapresentationonnaturaldisasters1.BRAINSTORM:Workingroupsofthreeorfour.Chooseoneofthenaturaldisastersbelowandbrainstormanswerstothequestions.earthquaketornadowildfiredroughtlandslideavalanchetsunamifloodfaminetyphoonvolcaniceruptionUnderstandingthedisasterArethereanyknowncausesofthedisaster?Whatcanbedonetopreventit?PreparingforthedisasterWhatarethepossibleeffectsofthedisaster?Whatcanbedonetoprepareforit?IntheeventofadisasterWhatcanyoudotostaysafeduringthedisaster?Whatkindofhelpdosurvivors2.RESEARCH:Whichquestionsdoyounotknowtheanswersto?Whichonesdoyouneedmoreinformationon?UsetheInternetoryourschoollibrarytofindoutmore.3.ORGANISE:Puttogetherapresentationusingtheinformationyouhavegathered.Usethetipsbelowtohelpyou.·Startyourpresentationwitha"hook"(astoryorfacttocatchtheattentionofyourlisteners).OnMonday,5September20XX,600peopledisappearedwhen...·Reduceyourideastothreemainpointstohelplistenersrememberwhatyousay.Soalwaysremembertodrop,cover,andholdon....·Preparevisualaidsforyourpresentation(photos,charts,tables,etc.).4.PRESENT:Giveagrouppresentationtoyourclass.Thousandsofpeoplein

NorthernCalifornia

weretoldtoleavetheirhomesinNovember2018becauseofspreadingwildfires.Officialssaidthefirestartedasaresultof

lightningstrikes(雷擊).Thisisjustoneofthemanywildfiresthathappenedin2018.Thenhowmuchdoyouknowaboutwildfires?Wildfiresareusuallycausedbyhumanandnaturalfactors(likelightning,etc.).Whenwildfiresbegin,theymaythreatenpeopleand/ortheirpersonalproperty.Soweshouldtrytopreventthem.Forestmanagersshouldbehiredtoprotecttheforestandpeopleshouldbeeducatedaboutpreventionofforestfires.Thenwhatshouldwedowhenawildfirebegin?Weshouldfirstinformpeoplenearbyaboutitandevaluatethemtosafeplaces.Weshouldtrytostaycalmandmovetosafeplacesassoonaspossible.Afterthewildfire,weshouldprovidesurvivorsshelterstorestandmedicinehelpfortheinjured.*VideoTimeLookthroughthepictureandintroductionPREDICTIONReadthesentencesabouttheformationandeffectsoftsunamis.Thenmatcheachsentencewiththecorrectpicture.

ATectonicplatespushtogether.BAseriesofwavesexpandsinalldirections.CWholesectionsofcitiesaredestroyed.BEFOREYOUWATCHCBAWatchthisvideo1Decidewhetherthestatementsaretrue(T)orfalse(F).1.Therearefewwarningsignsjustbeforeatsunamihits.2.Atsunamibreaksjustlikeanordinarywavebutisbigger.3.ScientistsatthePacificTsunamiWarningCentermonitortheearth’smovements24hoursadayinordertotracktsunami.WHILEYOUWATCHFTFTFT2Circlethecorrectword(s)ineachsentence.1.Anearthquakeoccurswhenplatesbelowtheearth’ssurfacepushtogether/pullapart.2.Tsunamiwavesdeepatseamovefastandriseonlyafew/hundredsoffeet.3.Asthesekillerwavesentershallowwaters,theirspeedis

reduced/raised.4.Mosttsunamidamageiscausedwhenth