Unit+4+Natural+Disasters+Assessing+Your+Progress+Video+Time+课件-2023-2024学年高中英语人教版（2019）必修第一册

Unit4NaturalDisastersPeriod6AssessingYourProgress&VideoTimeAssessingYourProgress1Circlethecorrectwordineachsentence.1ThetornadothathitMississippilastweekcausedalotofdamage/destroy.2Themotherthankedtherescue/saveworkerwhofoundherbaby.3Accordingtoexperts，thevolcanocouldcrash/eruptthisweek.4Thousandsofpeoplearesuffering/trappingfromillnessesafterthedisaster.5Anemergencydelivery/supplyoffoodwastransportedtotheareabythearmy.6Theearthquakeaffected/effectedanareaofseveralhundredsquarekilometres.7Duringanaturaldisaster，themostimportantthingistokeepcalm/quiet.8“She′sstillbreathing/surviving!Comeandhelpmedig

herout!”shoutedthesoldier2Readthepassageandfillintheblankswithrelativepronouns.Thepeople_____________liveinWenchuancountywillneverforgettheday12May，2008.who/thatThe8.0-magnitudeearthquake____________killedover80,000peopleandleftmanymoreinjuredturnedmanytownsandcountiesintoruins.Therescuework___________followedwascarriedoutbypeoplefromalloverthecountry，andevenabroad.Now，morethan10yearson，thepeople_____________sufferedtheearthquakearelivinganewlife.that/whichthat/whichwho/thatManyliveinnewtowns____________areearthquake-safe，inlocalcommunities____________havebeenbeautifullyrebuiltbythegovernment.Thepeoplewillneverforgetthose___________rescuedthemandhelpedthemrebuildtheirhome.Outofgratitude，manyyoungadults____________werestudentsduringtheearthquakehavechosentostudymedicineorjointhearmyinawishtohelpmorepeople.that/whichthat/whichwhowho/thatWenchuan，thecounty_______________wascompletelydestroyedandthencompletelyrebuilt，hasbecomeasymboloftheChinesespiritofnevergivingup.that/which◎Whatdidyoulearnaboutnaturaldisastersinthisunitthatyoudidnotknowbefore?◎Whatelsedoyouwanttoknowaboutnaturaldisasters?◎Whatdidyoufindthemostdifficultinthisunit?◎Whatinthisunitmotivatedyoumost?◎

Overall，Ithoughtthisunitwas○interesting○useful○so-so

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difficult.Actouttheconversationwithapartner.REFLECTING*Project：GiveapresentationonnaturaldisastersBRAINSTORM：Workingroupsofthreeorfour.Chooseoneofthenaturaldisastersbelowandbrainstormanswerstothequestions.UnderstandingthedisasterArethereanyknowncausesofthedisaster?Whatcanbedonetopreventit?Earthquakesarecausedbytectonicplatesshifting.PreparingforthedisasterWhatarethepossibleeffectsofthedisaster?Whatcanbedonetoprepareforit?Checkyourhomeforareasthatmaybeweakerinanearthquake.Alsolookatyourthings；forexample，furnituresuchasawardrobewhichisnotattachedtoawallmayfalleasily，andglassonahighshelfcouldbedangerous.Alsofindthesafestareatoo.Keepsomesuppliesathome，suchasfoodandwater，atorch，radioandfirst-aidkit，asanearthquakecanaffectaccesstobasicthings.Alwaysshaveaplan，andpracticeforwhatyouwilldowhenthereisanearthquake.Someknowledgeofbasicmedicalproceduresmayalsobeveryuseful.IntheeventofadisasterWhatcanyoudotostaysafeduringthedisaster?Whatkindofhelpdosurvivorsneed?Don′tpanic!Rememberyourplanandfollowitcalmly.Takecoverinthesafestarea，perhapsunderastrongdoorframeortable.UseyoursuppliesandstayincontactwithotherssotheyknowyouareOK.Keepaneyeonandhelpthevulnerable，suchasoldpeople，youngchildrenandpets.RESEARCH：Whichquestionsdoyounotknowtheanswersto?Whichonesdoyouneedmoreinformationon?Usetheinternetoryourschoollibrarytofindoutmore.ORGANISE：Puttogetherapresentationusingtheinformationyouhavegathered.Usethetipsbelowtohelpyou.Startyourpresentationwitha“hook”(astoryorfacttocatchtheattentionofyourlisteners).

OnMonday，5September20XX，600peopledisappearedwhen...Reduceyourideastothreemainpointstohelplistenersrememberwhatyousay.

Soalwaysremembertodrop，coverandholdon....Preparevisualaidsforyourpresentation(photos，charts，tables，etc.).In2016inAlberta，Canada，awildfiredestroyedover2，000housesandbecameoneofthemostexpensivenaturaldisastersinCanada′shistory.Wildfiresarecausedwhenforestsarelefttogrowandgettoodry.Theycanbecomedrywhenthereisadroughtorwhenthereisnotenoughsnowtokeepthemwet.Thenapersonwhomightbehikingorcampingcanstartafireorlightningcanstrikeatreewhichalsocausesafire.Becausetheforestisdry，othertreesquicklycatchfire.Wildfirescanspreadveryquicklyandmanypeople，includingfirefighters，arecaughtbysurprisewhenafireracesoverahilltowardsthem.Thebestwaytopreventawildfiredestroyingyourlifeistopaycloseattentiontothenewsandbereadytoevacuateveryquicklyifauthoritiessayit′stime.Ahouseorcarcanbereplaced，butlivesarefarmoreprecious.4PRESENT：Giveagrouppresentationtoyourclass.*VideoTimeTsunami：KillerWaveTsunamiwavescanstrikeoutofnowhereandcausealotofdestruction.Scientistsstudyandtracktsunamisinordertowarmpeopleandminimisedeaths.BEFOREYOUWATCHReadthesentencesabouttheformationandeffectsoftsunamis.Thenmatcheachsentencewiththecorrectpicture.ATectonicplatespushtogether.BAseriesofwavesexpandsinalldirections.CWholesectionsofcitiesaredestroyed.CABWHILEYOUWATCH1Decidewhetherthestatementsaretrue(T)orfalse(F).1Therearefewwarningsignsjustbeforeatsunamihits.2Atsunamibreaksjustlikeanordinarywavebutisbigger.TFTF✔✔3ScientistsatthePacificTsunamiWarningCentermonitortheearth′smovements24hoursadayinordertotracktsunamis.TF✔2Circlethecorrectword(s)ineachsentence.1Anearthquakeoccurswhenplatesbelowtheearth′ssurfacepushtogether/pullapart.2Tsunamiwavesdeepatseamovefastandriseonlyafew/hundredsof

feet.3Asthesekillerwavesentershallowwaters，theirspeedi