--Henry promised to come to see you today.--But he ____.I have been alone.A.hasn't B doesn't C didn't D .hadn't

问题描述:

--Henry promised to come to see you today.
--But he ____.I have been alone.
A.hasn't B doesn't C didn't D .hadn't

C didn't
完全叙述过去发生的事情,用过去式

C, didn't 他没做的动作在过去,没有持续的动作,所以不用完成时因此A和D不选。B的时态不正确。所以选C.

C.didn't

B