Module3TheViolenceofNature【美文阅读】FournaturaldisastersAnaturaldisasterisdefinedasanaturalhazard,whichhasanegativeeffectonhumanbeings.Thoughsomeofthenaturaldisastersaregeological,manyofthemareduetochangesintheclimaticconditions.Givenbelowaresomeoftheveryimportantnaturaldisasters.Blizzard(暴风雪)Aseverewinterstormisknownasablizzard.Strongwinds,heavysnowfallandlowtemperaturescharacterizeablizzard.Ablizzardthatoccurredin1888killedover400peopleinthenortheasternStates.ThisblizzardisknownGreatBlizzardof1888.FloodAfloodisanaturaldisasterasitresultsinthedeathofhumanbeingsandanimals.Cropsaredestroyedintheflood,whichgraduallyresultsinincreasedfoodpricesduetofoodshortages.Inafloodsituation,drinkingwaterbecomesscarcebecausewaterispolluted.Duetothis,manydiseasescanspread.FireFireisterribleespeciallyforestfire.Forestfireisalsoknownaswildfire.Itisanaturaldisastercausedbyavolcaniceruptionorbyhumancarelessness.Wildfirecanthreatenwildlifeandthehumanhabitationclosetotheforest.EarthquakeAnearthquakeoccurswhenthetectonic(地壳构造的)platesthatformtheuppercrustoftheearthcollideorslideagainsteachother.Whenthetectonicplatescollideagainsteachother,thestressisreleased.Itistruethatanimalscansenseearthquakesbeforetheyoccur.However,thebehaviorofanimalscannotbeusedasamethodtopredictanoccurrenceofanearthquake.【诱思导学】Whatshouldwedoinfaceofthedisastersliketornadoes,hurricanesorearthquakes?【答案】略PeriodⅠPreviewing●教学目标本课时主要是通过学生对学案所给出的内容的学习,了解本课文中所出现的词汇,初步了解课文以及相关的背景知识,对下一堂课对课文的全面理解起到一个铺垫作用。●教学地位学习表示自然灾害的名词及其定义,试着用已经掌握的自然知识用英语对灾害的有关情况进行口头表达。(教师用书独具)●新课导入建议教师给出学生几种自然灾害的图片,并让学生猜出属于那种自然灾害,有可能的话让学生说出这些自然灾害的名称,然后导入新课。●教学流程设计⇒⇒⇒⇒⇒⇒⇒⇒⇒⇒⇒⇒Ⅰ.篇章结构阅读P23的文章,完成下面表格(每空不超过3个词)TornadoesHurricanesWhatarethey?Tornadoesarerotatingcolumnsofairfrom1.totheground.Hurricanesarestrong2.storms.Wheredothey3.?FromTexasinthesoutheasttoSouthDakotainthenorth.InthesouthernAtlanticOcean,theCaribbeanSeaandtheGulfofMexico.Howviolentcantheybe?Themostviolenthavewindsofmorethan400kilometersperhour.Thereareviolentwindsof120kilometersperhourormore,which4.hugewaves,heavyrainsandfloods.HowoftendotheyoccurintheUS?5.,thereare800tornadoesintheUSeachyear.ThereareaboutsixAtlantichurricaneseachyear.TheworstoneItoccurredin1925,6.threeUSstatesandkillingover700peopleandinjuring2,700.Itoccurredonthe8thSeptember1900inGalveston,Texas,killing6,000peopleand7.3,600buildings.Astoryaboutthe1990GalvestonhurricaneBeforehemovedtoNewYork,CharlesCoghlanlivedinCanada.ThenhemovedtoGalveston.His8.wasdestroyedbythehurricaneandhiscoffin9.inthesea.Eightyearslater,thecoffinwasfoundintheeastofCanada.CoghlantravelledbacktoCanadaafterhehadbeen10.inTexas!【答案】1.thunderstorms2.tropical3.occur4.cause5.Onaverage6.affecting7.destroying8.cemetery9.endedup10.buriedⅡ.语篇理解阅读P23的ReadingandVocabulary部分,从每题所给的3个选项中选出最佳答案1.HowmanypeoplewerekilledinthecityofSanFranciscointheCaliforniaEarthquake?A.About800.B.About830,000.C.About500.2.Whichofthefollowingdescriptionsabouttornadoisnotcorrect?A.Itisakindofrotatingcolumnofair.B.Itisusuallycausedbyathunderstorm.C.Itcancausemuchdamaget...