上学期unit10reading高二英语课件

Vesuvius，butsometimesitcannolongerbestoppedandthenitcomesupandpushesthrough(挤过)，ash，cloud，flame，watch，peopledidnotthinkofthedangerTheyhadbeenlivingclosetothevolcanoformanyyearsandtheyneverrealisedwhatmighthappenThen，andmudstreams(泥流)camedownfromthemountainandburiedthetwotownsAvolcanoisamountainontopofaspotwheretheearthisbrokenandwherehot，burningrocks，sulphurWordwebforSeeing:seefromcloseathand，ashesrainedoutoverthecitiesformanydays，peoplediedveryquicklyfromthehotrainorpoisonousgasesNext，foot，earthquakes，orthemountainexplodes(爆发)Post-reading:Ex2WordwebforVolcano:mountain，attention，moltenstonefromwithintheearthcancomeupAllthestonethemountainismadeofcamefromtheinsideoftheearthandcooleddownintorocksQuestion2:Foralongtimetheweightofthemountainstopsthehotmaterialfromcomingout，whenthevolcanodidstartthrowingoutfireandash，Reading:UndertheVolcanoVolcanoesPre-reading:Question1Whatcouldhavehappenedisthatalthoughthevolcanostartedsmoking，obs，