lesson26课件
日期：2010-12-03 12:13
1906()AtleasttwobigearthquakeshavehappenedinSanFranciscosincethebeginningofthe20thcentury()Theearthquakein1906destroyedagreatpartofthecity，EarthquakesZhaoChengZhuNO7MiddleSchoolinHuiZhouNaturalDisastersTornadoTidalWaveVolcanoEarthquakeThePositionofSanFranciscoSanFranciscoSanFrancisco (Beforeearthquake)SanFrancisco (Afterearthquake)FastingReadingTRUEORFALSETheterribleearthquakehappenedinSanFranciscoontheeveningofApril18th，soagreatmanybuildingsweredestroyed()TRUEORFALSEFTFTRUEORFALSEAtSanFranciscothePacificplatewhichismovingtowardsthenorthwestmeetstheSouthAmericanplate()8Whenthe1906earthquakehappened，andmorethan250，000peoplelosttheirlives()TFF4The1989earthquakeinSanFranciscowasthestrongestoneinAmerica()5Manypeoplewerekilledintheircarsbecausearoadfelldownontoanotheronebelow()6The1989earthquakehappenedinthecenterofthetown，thePacificplatejumped5-6meterstothenorth()，
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