Unit-22-Lesson-3-Natural-Disasters.ppt

Lesson3NaturalDisasters(SKILLSFOCUS)北京第二十中学备课组,TeachingobjectivesInthislesson,wewill:1.practisereadingstrategiestocompletetextswithsentencegaps.2.talkaboutdisasterswiththehelpofthelearntvocabularyabout/concerningnaturaldisasters.,Step1:Leadin:(Leadinthetopic&prepareactivevocabularyforlearningthepassage),TodayitisMayX,aroundthistimelastyear,anearthquakeattackedWenchuan.Itwasonagrandscale.Thousandsofpeoplelosttheirwives,childrenTheseparationfromtheirfamiliesmadethemlivearough(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.constructv,Doyoustillrememberthem?,Step2:Task:LearnmoreaboutNaturalDisastersandtheircausesBesidesearthquake,therearemanynaturaldisasters,canyounamesome?,earthquake,1.Brainstorming,tsunami,Whatkindofdisasterisit?,Flood,volcaniceruption,Hurricane,forestfire,typhoon,Landslide,Vocabularyaboutnaturaldisasters,tsunami海啸typhoon台风volcaniceruption火山喷发flood洪水landslide滑坡，山崩hurricane飓风,狂风Readaloudandmemorizethem,Whatdoyouthinkcausesthedisasters,peopleornature?,2:FurtherExploration:,Readthearticleandcheckyouranswer-Whatcausesthedisasters?,3:Checkyourprediction,Bothpeopleandnature,Step2:Task:LearntouseReadingStrategies:Completingtextswithsentencegaps,(Inlesson3,P38,Unit21,Module7,wehavelearnthereadingstrategies:Sequencingofinformation,whicharequitesimilartostrategieslearntinthislesson.),(Todayletsstudylesson3“NATUREISTURNINGONUS.”anddomoreresearchintothenaturaldisasters),1stReading,Readingstrategy1skimmingReadthetexttogetgeneralidea.(2m)(Whenyouencounternewvocabulary,skipit.),Naturaldisastersaregettingworsebecauseofhumanactivities.,Readingstrategy2skimmingReadaparagraphwithasentencegapandidentifythetopic,e.gdisasters.,Para1:Para2:Para3:Para4:Para5:,Anexampleofvolcaniceruption&earthquakeshowtheirthreattoourworld.,CausesofnaturaldisastersUrbanization&industrialization,Overpopulationincitiesmakesmorepeopleinthedangerofnaturaldisasters,Expertspredictthatnaturaldisasterswillgetworse,Examplesshownaturaldisastersbecomecommon,3g,2f,2ndreading,Readingstrategy3Readthesentencesbeforeandafterthegapandlookforcluesaboutthemissingsentence,e.g.isitanexampleofwhatismentionedbefore?Readingstrategy4Certainwordsmayhelpyou:timereferences(then),pronounreferences(it,that),linkingwords(however).,+,References,Readingstrategy5Decidewhichsentencegoesinthegap.Checkthatitfitsthesentencesbeforeandafterit.,(Areallparagraphscoherent?),(Ex3P10):UsetheStrategiestocompletethegapsinthetext(1-5)withthesesentences(a-g).Therearetwoextrasentencesyoudonotneed.,Butevidenceshowsthat73,000yearsagotherewasamuchgreatereruption.b)EvenEuropehassufferedandlargeareashavebeenunderwater.Thatisprobablynotthemostimportantfactoreither.Third,theotherbitsoflandyoumighthavebeenabletofarmarenowuseless.Ontopofthataddglobalwarming.f)Forexample,theYellowRiver,oncefamousforflooding,failedtoreachtheseaatallfor226daysin1997.g)Oneanswerisoverpopulation.Keys:1.b2.f3.g4.e5.a,Step3: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-_.,ten,floods,tsunamis,typhoons,eruptions,forest,population,_addition,_changeandglobal_causedbyfactories,vehiclesanddeforestationcanlead_thedisastersormakethemworse.Atpresent,volcanoesandearthquakesaremore_withthefast_ofpeople.,In,climate,warming,to,dangerous,growth,Earthquakestakethelivesof1.6millionpeopleinthelasthundredyears.Whatisworse,thedisasterexpertspredictthatthethingswillget_.,worse,Step5:Retellthepassagewiththehelpofcluesandvocabulary,Para1:Para2:Para3:Para4:Para5:,Examplesofvolcaniceruption&earthquakeshowtheirthreattoourworld.,OnecauseofnaturaldisastersUrbanization&industrialization,Overpopulationincitiesmakesmorepeopleinthedangerofnaturaldisasters,Examplesshownaturaldisastersbecomecommon,Expertspredictthatnaturaldisasterswillgetworse,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tsunami海啸volcaniceruption火山喷发typhoon台风flooding洪水landslides滑坡，山崩hurricane飓风,狂风,Vocabulary,Homework,Readthepassageatleasttwice.Findandanalyzethelonganddifficultsentencesinthepassage.P58&59FocusonReadingPassageA&Bonthehandout.,Thankyou!Seeyounextclass!,2ndPeriod,TeachingobjectivesInthislesson,wewill:1.Learnandpractisevocabularyaboutnaturaldisasters，espcollocations.2.Practiseidentifyingnounsandverbs.,Step1Guessingthenewvocabulary1.Natureisturningonus.,turnonsb.:attack攻击,变得与敌对e.g.Thedogturnedonmeandbitmeintheleg.ErlangturnedonLisa,who,hethought,haddeceivedhim.,2.Anumberofnationshavealreadybeeninarmedconflictoverwater.(L8,Para1),armedconflictoverwater/land因水/土地而引起的武装冲突,3.Thetsunamikilled132,000Indonesiansandanother100,000peopleofothernationalities.Thiscatastropheisstillveryfreshinthemindsofpeopleworldwidewhohavenotgetovertheirseparationfromlovedoneslostinthetsunami.(L7,Para2),catastrophe-agreat,oftensuddendisaster,4.hadtofleeastheythoughtitwasabouttoerupt.,flee-torunaway,asfromtroubleordanger,Step2.LearnCollocations,reducedrainfall减少了的降雨量irrigationcanals灌溉渠道beinarmedconflictoverwater因水而引起的武装冲突4.volcaniceruption火山爆发5.beathreattosb/sth对构成威胁6.recoverfromatsunami从海啸（的灾难）中恢复过来7.befreshinthemindsofpeople在人们的心目中记忆犹新,8.getovertheirseparationfromlovedoneslostinthetsunami从与海啸中丧失亲人的打击中恢复过来9.constructshabbyhomes搭建破烂的房屋10.slipandslidedownhillinthelandslides在山体滑坡时滑下山坡11.howlingwindswithspeedsof300km/h每小时300公里（咆哮）的大风12.livewithintherangeofavolcaniceruptions生活在火山喷发的范围内,13.occuratrandomtimes不定时发生14.tosomedegree在某种程度上15.Theearthquakeclaimed1.6millionlives.地震夺取了160万人的生命。16.Dustrolledacrosstheskies.灰尘席卷天空。17.Itreducedtemperaturesby6C.它使天气降低6摄氏度。,Step3:OutputTask1TellanaturaldisastertoyourforeignEnglishteacherwiththehelpofthegivencollocations.,Topic1:The5.12WenchuanEarthquakeTopic2:The1998FloodinSouthChinaTopic3:Animaginarydisasterin20XX,Makeyourpresentation,Step4Vocabularylearningstrategy-enlargeyourvocabularyvialearninghomograph5hCmEurB:f同形异义字,egfloodn洪水v淹没,使泛滥（L1)firen火v开除（L2)armn胳膊v武装（L8)watern水v浇水（L9)-Canyoufindmorejustinthepassage?,PractiseidentifyingnounsandverbsEx5:Decideiftheunderlinedwordsinthesentencesbelowarenounsorverbs.ThenwritedowntheirChinesemeanings.,1.a)Sheputherarmsaroundmetocomfortme.b)Thesoldierswerearmedwithguns.,noun手臂,verb武装,2.a)Heavyrainsresultedinfloods.b)Hisresultswerenotasgoodashehadhoped.3.a)Hemeanswellbutjustgetsitwrongsometimes.b)Thetel