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...
