In arithmetic, a number stands for the size of a set of things.

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问题 In arithmetic, a number stands for the size of a set of things.

选项 A、measures
B、estimates
C、cancels
D、represents

答案D

解析 represents“象征，代表”，与划线词意义相当。A项measure“测量，衡量”；estimate “评估，估计”，cancel“取消，去除”。

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研究生英语学位课统考（GET）

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