高中英语 Module 3 Period Ⅰ Previewing同步备课课件 外研版必修3.ppt

美文阅读 fournaturaldisastersanaturaldisasterisdefinedasanaturalhazard whichhasanegativeeffectonhumanbeings thoughsomeofthenaturaldisastersaregeological manyofthemareduetochangesintheclimaticconditions shortages inafloodsituation drinkingwaterbecomesscarcebecausewaterispolluted duetothis manydiseasescanspread firefireisterribleespeciallyforestfire forestfireisalsoknownaswildfire itisanaturaldisastercausedbyavolcaniceruptionorbyhumancarelessness wildfirecanthreatenwildlifeandthehumanhabitationclosetotheforest earthquakeanearthquakeoccurswhenthetectonic 地壳构造的 platesthatformtheuppercrustoftheearthcollideorslideagainsteachother whenthetectonicplatescollideagainsteachother thestressisreleased itistruethatanimalscansenseearthquakesbeforetheyoccur however thebehaviorofanimalscannotbeusedasamethodtopredictanoccurrenceofanearthquake 教师用书独具演示 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 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 演示结束 篇章结构阅读p23的文章 完成下面表格 每空不超过3个词 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 itcancausemuchdamagetopeople includingdeathsandinjuries 3 whatarethecausesofthenaturalviolence a thedifferenceatmosphericpressurebetweentwoareas b thechangeableweatherintheseareas c notmentionedinthepassage 4 whichofthefollowinghappenedmostrecently a theworsttornadowhichaffectedthreeusstates b theworsthurricanewhichhappenedingalveston c thedestructionofcharlescoghlan scemetery 5 wheredidcharlescoghlanbecomefamous a ingalveston b innewyork c incanada 答案 1 5cbcab 课文缩写用所给单词或短语的正确形式完成课文缩写atornadoisa1 columnofairfroma2 totheground almostallofthem3 intheareafromtexasinthesoutheasttosouthdakotainthenorth tornadoescan4 muchdestruction 5 thereare800tornadoesintheuseachyear theworstoneofalltimewasin1925 6 threeusstates bythetimeitended morethan700peoplehadbeenkilledand2 700hadbeeninjured hurricanesarestrong7 storms thereare8 windsof120kilometersperhourormore thereareaboutsixatlantichurricaneseachyear theworsthurricane9 wasonthe8thseptember1900 whichkilled6 000peopleinapopulationof37 000and10 3 6000buildings 答案 1 rotating2 thunderstorm3 occur4 cause5 onaverage6 affecting7 tropical8 violent9 disaster10 destroyed 短语填空 句型背诵1 theycandestroyhouses butleavethefurnitureinsideexactlywhereitwas 它们能毁掉房屋 却把里面的家具留在原处 2 onaverage thereare800tornadoesintheuseachyear causingabout80deathsand1 500inj