问题
选择题
I would have come earlier,but I________that you were waiting for me.[ ]
A.hadn't known
B.didn't know
C.would have known
D.haven't known
答案
答案:B
I would have come earlier,but I________that you were waiting for me.[ ]
A.hadn't known
B.didn't know
C.would have known
D.haven't known
答案:B