【题目】They don't allow ________ in the building, but they allow me ________ out of it.
A. to smoke; smoking B. smoking; smoking
C. to smoke; to smoke D. smoking; to smoke
在线课程【答案】D
【解析】考查固定搭配。句意：他们不允许在楼里吸烟，但是他们允许我在楼外面吸烟。allow doing sth.允许做某事；allow sb. to do sth.允许某人做某事，故选D。