A.-2/7 B.a大于2/5 C.a小于-2/7 D.-2/11 E.

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问题 A.-2/7B.a大于2/5C.a小于-2/7D.-2/11E.-2/11

选项 A.-2/7
B.a大于2/5
C.a小于-2/7
D.-2/11
E.-2/11

答案 D

解析
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