I would have come earlier but I that you were waiting for me. A. didn’t knowB. hadn’t kn

问题补充：

I would have come earlier, but I that you were waiting for me.

A. didn’t know

B. hadn’t know

C. would have known

D. haven’t known

答案：

(答案→)A. didn’t know

B. hadn’t know

C. would have known

D. haven’t known

解析：句意：我本应该早点来，但是我不知道你在等我。I would have come earlier,是对过去的虚拟，but后面的内容是描述过去的事实，用一般过去式，所以选A。