【题目】----Would you permit me ____ here?
---- Sorry, we don’t permit ____ in the library according to the rules.
A. smoking; smoking B. to smoke; to smoke
C. smoking; to smoke D. to smoke; smoking
在线课程【答案】D
【解析】考查固定短语。permit sb. to do sth.为固定短语，意思是“允许某人做某事”。permit doing sth.为固定短语，意思是“允许做某事”，故应选D。