单项选择题

Children may get into some bad habits ______ they lack self-discipline.

A. when
B. unless
C. though
D. until
<上一题 目录 下一题>
热门 试题

单项选择题
Over the past three decades the Chinese people have ______ wonders, which contributes to the economic reforms.
A. worked
B. created
C. invented
D. discovered
单项选择题
I practiced the speech well, so I didn’t feel ______ when I was speaking.
A. relaxed
B. disappointed
C. nervous
D. tired
相关试题