VOA慢速英语2014.02.04 required, provided, everything, schools, current

Rebecca949

Oklahoma officials say the current warning system provided enough time to prepare before the tornado hit. But many people lost everything they owned.俄克拉荷马州官员表示,目前的预警系统在风暴来袭前提供了足够的准备时间.但很多人失去了他们拥有的一切.
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