In Britain, "pig" refers to any member of the class of domestic swine, but the United States uses the term when referring only to younger swine not yet ready for market and weighing less than 82 kilograms (180 pounds).
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Athe United States uses the term when referring
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Bthe United States term refers
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Cin the United States the term refers
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Din the United States they use the term as it refers
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Eit is used in the United States when referring
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显示答案
正确答案: C