We don’t allow _______in the office．But you are allowed _____ in the rest room．A_刷题宝

题干

We don’t allow _______in the office．But you are allowed _____ in the rest room．

A．smoking; smoking	B．to smoke; to smoke
C．smoking; to smoke	D．to smoke; smoking

上一题下一题 0.85难度单项选择更新时间:2010-11-05 01:32:30

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