The room, although_________ to be kept locked, was often left open.
As deputy mayor of Shenzhen from 2002 to early 2009, Liang Daoxing took bribes_____ favors.
Mr Brown is a(n) _____ secretary in our office, for he is able to do tasks successfully, without wasting time and energy.
_____ of the good results of the exam, the teacher felt very happy.
It will be a while_____ the real-estate problems _____ are the root cause of the price rises are solved.
It’s those _____ experience ups and downs with us_____ are real friends.