题目

Frank put the mediocre in the top drawer to make sure it would not be_______ to the kids. A. accessible     B. relative           C. acceptable         D. sensitive   答案:A(11·贵港)如图所示,正方形OEFG和正方形ABCD是位似图形,点F的坐标为(-1,1),点C的坐标为(-4,2),则这两个正方形位似中心的坐标是 _   ▲   .
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