问题
选择题
I ______ Mr White at that time, otherwise I wouldn’t have asked you for some information about him.
A.hadn’t known
B.didn’t know
C.don’t know
D.haven’t known
答案
答案:B
考查时态。根据句意:否则我就不会问你关于他的那么多的信息,可知我过去不认识怀特先生,故用一般过去时,选B。