— How do you find the oil price now?— It up all the time and no one knows when it will be

问题补充：

— How do you find the oil price now?

— It up all the time and no one knows when it will become stable.

A. had gone

B. has been going

C. has gone

D. had been going

答案：

A. had gone

(答案→)B. has been going

C. has gone

D. had been going

解析：考查时态。根据how do you find…?中的现在时和all the time一直；可知应该使用现在完成进行时。