设全集U是实数集R，集合M＝{x｜
＞2x}，N＝{x｜
≤0}，则（CUM）∩N＝( )
| A．{x｜1＜x＜2} | B．{x｜1≤x≤2} |
| C．{x｜1＜x＜≤2} | D．{x｜1＜x＜2} |
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设全集U是实数集R，集合M＝{x｜＞2x}，N＝{x｜≤0}，则（CUM）∩N＝( )
| A．{x｜1＜x＜2} | B．{x｜1≤x≤2} |
| C．{x｜1＜x＜≤2} | D．{x｜1＜x＜2} |
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