--Can I smoke here?
--Sorry, we don’t allow here.
A. people smoke
B. to smoke
C. people smoking
D. smoking
网友回答
A. people smoke
B. to smoke
C. people smoking
(答案→)D. smoking
解析：考查动词固定搭配。Allow doing sth允许做某事；allow sb to do sth允许某人做某事；句意：—我能在这里抽烟吗？—对不起，我们不允许在这里抽烟。故D正确。