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唐山大地震台湾大地震1906CaliforniaEarthquake2005年10月8日南亚地震后被埋在废墟中的儿童Nowwecanknowthattheearthquakeisverydestructive.About400earthquakesoccureveryday,morethanahundredthousandinayear.Chinaissituatedinoneofthemostactiveearthquakeregionsintheworldandtherehavebeenmanyterribleearthquakes.•Pre-reading:•1.位于___________________•2.活跃的地震区_________________________•3.60%的人口_________________________•4.丧失生命_________________•5.发生_________________•6.对...造成损害__________________________besituatedinactiveearthquakeregion60percentofthepopulationloseone’slifetakeplacedodamageto•MainideaofeachparagraphPara.1:earthquakeshappenfrequentlyPara.2:InChina’shistoryhappenedtheworstearthquake(HuaCountyEarthquakein1556)Para.3:InAmerica’shistoryhappenedtheworstearthquake(CaliforniaEarthquakein1906)Para.4:CauseofCaliforniaEarthquakeChinatheUSwhenwheredamageresultIn1556In1906HuaCountyCaliforniaFireburnedforthreedays60%…killed830,000peoplelosttheirlives25,000buildingsdestroyed500peoplekilled250,000homelesscoveredanareaof800k㎡affected8provincesReadcarefullyandfillinthechart•Discussing:WhydoearthquakeshappenfrequentlyaroundthePacific?•Self-learning:•课堂互动:Heisagoodstudentandalwaystake______partinschoolaffairs.A.anactiveB.activeC.activityD.actually•1.Thefieldis______________________(被水淹没)•2.TheRedArmy__________________(走完了25,000里)•3.He’snotlooking______well.他的气色看起来很糟糕。coveredwithwatercovered25,000liatallHewasworriedaboutmoney.Hehad______$20then.A.notmorethanB.nolessthanC.muchmorethanD.manymorethan•Haveyoueverexperiencedanearthquake?•Whatwouldyoudoiftherewasanearthquakeinyourtown?•Doyouknowhowtheearthquakehappens?Post-ReadingEarthquakeTheprocessknownasplatetectonics(地质板块构造学)occursduringthecontinental(大陆的)drift(漂移).Theexampleshowstwolargesegments(段)ofcontinentalcrust(外壳)colliding(碰撞)veryslowlyovermillionsofyears.Onelandmass(大的团块)isforcedunderneath(在...的下面)theother.Torelieve(减轻,缓解)thestress,mountainragesareoftenformedintheoverriding(叠压的)landmassfault(断层).Earthquakeclose(密集的)zonesareformedbelow.Writeanewspaperarticleaboutanaturaldisaster
本文标题:外研版高中英语必修三module3课件3
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