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Lesson3NaturalDisasters(SKILLSFOCUS)TeachingobjectivesInthislesson,wewill:1.practisereadingstrategiestocompletetextswithsentencegaps.2.talkaboutdisasterswiththehelpofthelearntvocabularyabout/concerningnaturaldisasters.Step1:Leadin:(Leadinthetopic&prepareactivevocabularyforlearningthepassage)TodayitisMayX,aroundthistimelastyear,anearthquakeattackedWenchuan.Itwasonagrandscale.Thousandsofpeoplelosttheirwives,children…Theseparationfromtheirfamiliesmadethemlivearough(orhard)time.Duringthequake,housesfelldown.Inthemountainousareastones,bricksslipandslidedownhillinthelandslides.Peoplelivedinshabbyhousesortents.HoweverSichuaneseareverystrong.Withthehelpofthewholenation,theyconstructedtheirhomessoon.NowanewWenchuanstandsinfrontofus.1.grandadjbigandveryimpressive巨大的2.scalenthesizeorlevelofsth规模，大小3.separationntheconditionofbeingseparated分离，分开.4.roughadjunpleasantordifficult艰难的5.mountainousadjhavingmanymountains多山的6.slipvfalloff滑落7.slidevtomovesmoothlyoverasurface滑行8.landslidensuddenfallofalotofearthorrocksdownahill,cliff滑坡，山崩9.shabbyadjoldandinbadcondition破烂的10.constructvbuild建造1.grandadj2.scalen3.separationn4.roughadj5.mountainousadj6.slipv7.slidev8.landsliden9.shabbyadj10.constructvDoyoustillrememberthem?Step2:Task:LearnmoreaboutNaturalDisastersandtheircausesBesidesearthquake,therearemanynaturaldisasters,canyounamesome?earthquake1.BrainstormingtsunamiWhatkindofdisasterisit?FloodvolcaniceruptionHurricaneforestfiretyphoonLandslideVocabularyaboutnaturaldisasters•tsunami海啸•typhoon台风•volcaniceruption火山喷发•flood洪水•landslide滑坡，山崩•hurricane飓风,狂风ReadaloudandmemorizethemWhatdoyouthinkcausesthedisasters,peopleornature?2:FurtherExploration:Readthearticleandcheckyouranswer--Whatcausesthedisasters?3:CheckyourpredictionBothpeopleandnatureStep2:Task:LearntouseReadingStrategies:Completingtextswithsentencegaps(Inlesson3,P38,Unit21,Module7,wehavelearnthereadingstrategies:Sequencingofinformation,whicharequitesimilartostrategieslearntinthislesson.)(Todaylet’sstudylesson3“NATUREISTURNINGONUS.”anddomoreresearchintothenaturaldisasters)1stReadingReadingstrategy1→skimmingReadthetexttogetgeneralidea.(2m’)(Whenyouencounternewvocabulary,skipit.)Naturaldisastersaregettingworsebecauseofhumanactivities.Readingstrategy2→skimmingReadaparagraphwithasentencegapandidentifythetopic,e.gdisasters.Para1:Para2:Para3:Para4:Para5:Anexampleofvolcaniceruption&earthquakeshowtheirthreattoourworld.Causesofnaturaldisasters—Urbanization&industrializationOverpopulationincitiesmakesmorepeopleinthedangerofnaturaldisastersExpertspredictthatnaturaldisasterswillgetworseExamplesshownaturaldisastersbecomecommon3g2f2ndreadingReadingstrategy3→Readthesentencesbeforeandafterthegapandlookforcluesaboutthemissingsentence,e.g.isitanexampleofwhatismentionedbefore?Readingstrategy4→Certainwordsmayhelpyou:timereferences(then),pronounreferences(it,that),linkingwords(however).namely,Scanning:Lookforclues/referencewords+1.Tsunamis,floodingunderwaterB2.Irrigationcanals,watertheYellowRiverF4.Thishasbeencausedbycarbondioxide&destructionofforest.GlobalwarmingE5.难（排除法）…studiesvolcanoes,theworsteruptiontherewasamuchgreatereruption.AReferences3.Population,growingatthedisturbingrateoverpopulationGReadingstrategy5→Decidewhichsentencegoesinthegap.Checkthatitfitsthesentencesbeforeandafterit.(Areallparagraphscoherent?)(Ex3P10):UsetheStrategiestocompletethegapsinthetext(1-5)withthesesentences(a-g).Therearetwoextrasentencesyoudonotneed.a)Butevidenceshowsthat73,000yearsagotherewasamuchgreatereruption.b)EvenEuropehassufferedandlargeareashavebeenunderwater.c)Thatisprobablynotthemostimportantfactoreither.d)Third,theotherbitsoflandyoumighthavebeenabletofarmarenowuseless.e)Ontopofthataddglobalwarming.f)Forexample,theYellowRiver,oncefamousforflooding,failedtoreachtheseaatallfor226daysin1997.g)Oneanswerisoverpopulation.Keys:1.—b2.–f3.—g4.—e5.—aStep3:Scanning(Ex4P11)Readthetextagainandanswerthesequestions.1.Whatistheattitudeofthejournalisttowardsthefuture?Pessimistic.2.Whoaremostlikelytobethevictimsofnaturaldisasters?Poorpeople.3.Whyaretherenowmorehurricanes,floodsanddroughts?Overpopulationandindustrialization.4.Whyarevolcanoesandearthquakesmoredangerousnow?Abigpopulationincities(orurbanization)5.Whatcouldbethebiggestthreattotheplanetinthefuture?Avolcaniceruption.6.Whateffectsmightthisthreathave?Lowtemperature(Afreezingweather).Step4:TextsummaryFillintheblanksaboutthetext.Inthelast___years,therearemoreandmoredisasterssuchas_____,________,thunderstorms,earthquakes,________,volcanic_________and_____firesallovertheworld.Whyaresomanydisasters?Oneofthereasonsisover-__________.tenfloodstsunamistyphoonseruptionsforestpopulation__addition,______changeandglobal________causedbyfactories,vehiclesanddeforestationcanlead___thedisastersormakethemworse.Atpresent,volcanoesandearthquakesaremore_________withthefast______ofpeople.InclimatewarmingtodangerousgrowthEarthquakestakethelivesof1.6millionpeopleinthelasthundredyears.Whatisworse,thedisasterexpertspredictthatthethingswillget_____.worseStep5:Retellthepassagewiththehelpofclue