单项选择题

As long as you keep on ______ hard, you’ll get promoted sooner or later.

A.work
B.be working
C.worked
D.working
<上一题 目录 下一题>
热门 试题

单项选择题
We have to investigate as ______ customers as possible in order to make sure of the potential of the market.
A.many
B.much
C.more
D.most
单项选择题
A.He was too busy. B.He got a new offer. C.His company has closed down. D.His company has moved away.
A.He was too busy.
B.He got a new offer.
C.His company has closed down.
D.His company has moved away.
相关试题