We don’t allow in the cinema. But you are allowed in the rest room.　A. smoking, smokingB.

We don’t allow in the cinema. But you are allowed in the rest room.　
A. smoking, smoking
B. smoke, smoking
C. smoking, to smoke
D. to smoke, to smoke

A. smoking, smokingB. smoke, smoking(答案→)C. smoking, to smokeD. to smoke, to smoke解析：句意：在电影院我们不充许吸烟。但是你被允许吸烟在休息室。分析前句是考查短语allow doing sth. 后句是被动语态，意思你被允许去做什么。故选C

这个解释是对的