题目内容
【题目】People are not allowed______ in the cinema, but they will allow_____ in the restroom.
A. to smoke; smoke B. smoking; to smoke
C. to smoke; smoking D. smoking; smokes
【答案】C
【解析】be allowed to do sth，表示允许某人做某事，而allow doing sth，表示允许做某事，故选C
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