Though ____ the dangers of smoking to their health, smokers still find it hard t

题干

Though ____ the dangers of smoking to their health, smokers still find it hard to give up smoking.

A．aware

B．aware of

C．are aware of

D．be aware of

上一题下一题 0.64难度单项选择更新时间:2013-11-01 02:06:05

小学学科试题库

初中学科试题库

高中学科试题库