题目

         up early in the morning to have a walk, I am sure, you are likely to feel active all day.    A.Get       B.Having got   C.Getting      D.To get 答案:C一只蚂蚁在边长为3的正方形区域内随机地爬行,则其恰在离四个顶点距离都大于1的地方的概率为 .
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