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

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---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

参考答案:

B