I was late for school because my alarm didn’t.A. go offB. go outC. go backD. go away

问题补充：

I was late for school because my alarm didn’t.

A. go off

B. go out

C. go back

D. go away

答案：

(答案→)A. go off

B. go out

C. go back

D. go away

解析：句意：我上学迟到是因为我的闹钟没有响。go off 发出响声；go out出去；go back回去；go away走开。所以选A。