--Do you want a lift home?---It’s very kind of you, but I have a much late in th

题型：不详难度：来源：

--Do you want a lift home?
---It’s very kind of you, but I have a much late in the office. I overslept this morning because my morning clock _______.

A．doesn’t go off

B．won’t gone

C．wasn’t going off

D．didn’t go on

答案

D

解析

考查时态的用法。根据I overslept this morning 可知应用一般过去时。