一道高三英语选择、请教,33.— Where on earth have they gone?— I have no idea,but I wish I ______ .A.know\x05B.knew\x05 C.would know D.would have known

一道高三英语选择、请教,
33.— Where on earth have they gone?
— I have no idea,but I wish I ______ .
A.know\x05B.knew\x05 C.would know D.would have known

选B
wish后面的从句用虚拟语气,本句对现在虚拟,动词用一般过去时

我觉得选C