问题:
I was late today because my alarm clock didn"t _____.
[ ]
A. run off
B. go off
C. give out
D. give up
I was late today because my alarm clock didn"t _____.
B. go off
C. give out
D. give up
[ ]
A. run off B. go off
C. give out
D. give up
参考答案: