若p∧q为假命题.则p、q,p∧q中假命题个数为( )A.0           

pq为假命题.则pq,pq中假命题个数为(  )

A.0                       B.1                    C.1或2                D.2或3

答案

解析:

pq为假命题时,p,q至少有一个是假命题,故选D.

答案:

D

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