.It is the third time that our water supply during the day.A. was cut outB. has been cut o

问题补充：

.It is the third time that our water supply during the day.

A. was cut out

B. has been cut off

C. has been call off

D. was cut down

答案：

A. was cut out

(答案→)B. has been cut off

C. has been call off

D. was cut down

解析：句意：这是这一天第三次我们的水被切断。It is the third time that从句中用现在完成时，排除AD，cut off“切断”，call off “取消”，选B。