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them, nor the last time we saw them, this morning, as they prepared for their journey and waved goodbye and slipped the surly bonds of earth to touch the face of God. Thank you.大學(xué)英語演講稿The Space Shuttle 。大學(xué)英語演講稿The Space Shuttle Weve grown used to wonders in this century. Its hard to dazzle us. But for twentyfive years the United States space program has been doing just that. Weve grown used to the idea of space, and, perhaps we forget that weve o