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【判断题】
乒乓球运动对保护视力和预防近视起到积极的作用。A.
正确
B.
错误
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举一反三
【单选题】A major economic
A.
benefit of fixed exchange rates is that they simplify economic calculations and provide a more predictable basis for decisions that involve international transactions than do floating rates.
B.
benefit of floating exchange rates it that they simplify economic calculations and provide a more predictable basis for decisions that involve international transactions than do fixed rates.
C.
cost of fixed exchange rates it that they simplify economic calculations and provide a more predictable basis for decisions that involve international transactions than do currency board rates.
D.
benefit of flexible exchange rates it that they simplify economic calculations and provide a more predictable basis for decisions that involve international transactions than do crawling peg rates.
E.
benefit of fixed exchange rates is that the value of goods will remain constant across a large region of consumers.
【简答题】[填空(1)] 是个人对自身以及对自己同客观世界的关系的认识。A. 自我意识