—I usually watch TV till 11 o’clock in the evening.
—Really ? Are you ?
A. allowed to stay up
B. allow to stay up
C. allowing staying up
D. allowed stay up
网友回答
(答案→)A. allowed to stay up
B. allow to stay up
C. allowing staying up
D. allowed stay up
解析：A 考查被动语态。“你被允许熬夜吗?”允许某人做某事：allow sb. to do sth.，被动语态为：Sb. be allowed to do sth.故选A。