问题补充:
I would have come earlier, but I that you were waiting for me.
A. didn’t know
B. hadn’t known
C. haven’t known
D. wouldn’t have known
答案:
(答案→)A. didn’t know
B. hadn’t known
C. haven’t known
D. wouldn’t have known
解析:考查时态。句意:我本可以早点来,但是我不知道你在等我。根据句意,我是过去不知道你在等我,所以用一般过去时态。选A。