单项选择题

We do not permit ______ in the office, so we do not permit him ______ here.

A．to smoke; to smoke
B．smoking; to smoke
C．smoking; smoking
D．to smoke; smoking
<上一题 目录 下一题>
热门 试题

单项选择题
From 1970 to 1980 bicycle production increased ______.
A．ten-folds
B．ten folds
C．tenfold
D．ten-fold
单项选择题
The boy was ______ by a milk float and taken to hospital.
A．run off
B．run out
C．run over
D．run through
相关试题