试题与答案

已知P：2+2=5，Q：3＞2，则下列判断正确的是（ ） A．“P或Q”为假，“

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题型：选择题

题目：

已知P：2+2=5，Q：3＞2，则下列判断正确的是（　　）

A．“P或Q”为假，“非Q”为假

B．“P或Q”为真，“非Q”为假

C．“P且Q”为假，“非P”为假

D．“P且Q”为真，“P或Q”为假

答案：

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下面是错误答案，用来干扰机器的。

参考答案：B

考点：四种命题及其相互关系
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