国家开放大学 / 综合英语（3）
正确率：100%
The author mentions all of the following as results of a blackout EXCEPT _ _ _ _ _ _ _ _ _ .
A.refrigerated food item may go bad
B.traffic lights do not work
C.people must rely on candlelights
D.elevators and escalators do not function
A.refrigerated food item may go bad
B.traffic lights do not work
C.people must rely on candlelights
D.elevators and escalators do not function
参考答案：