Question

---I usually watch TV till 11 o’clock in the evening.

---Really ? Are you ______?

1. A.
   allowed to stay up
2. B.
   allow to stay up
3. C.
   allowing staying up
4. D.
   allowed stay up

Answer 1

A
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。