问题
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About three-fourths of Americans cannot see the Milky way because _____ man-made ligh
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What were the sales like in the past three years?A.B.C.
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What will happen in future decades?A.The population of interracial Americans will be three
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What problem was Americans confronting in the earlier twentieth century?A.More goods were
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Three men were fishing when the angel appeared in the boat 66.
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The professor expressed doubt that Americans were_to give up moving about the countrys