TED演讲:石油真正的代价(5)
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南希·里根关于抵制毒品的演讲
Mrs. Reagan. Thank you. As a mother, I've always thought of September as a special month, a time when we bundled our children off to school, to the warmth of an environment in which they could ful
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Moving forward
In the weekly address, President Barack Obama addressed the latest economic news and urged the passing of an America Recovery and Reinvestment Plan. He also announced that Treasury Secretary Timothy G