问题
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Which of the following is NOT a factor for the change in agriculture in the United States?
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What is the purpose of governments proposals in the United States?A.To make sure the equal
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Why was unemployment in the United States lower than in Western Europe?A.Because the econo
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The Gilded Age refers toA.the United States in 1820s.B.the United States in early 20th cen
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In the United States, the Senate is presided over by______of the United States.A.the presi
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In 1900, the United States ranked first in the world in the production of______.A.coalB.el