the

Who should be responsible ___ the staff’s absenteeism?

He is responsible ___ the traffic accident.

The noise kept him __________.

Since China has entered the WTO, the ______ on foreign businesses will gradually be reduced.

The little girl who got lost decided to remain _________she was and wait tor her mother.

It is impossible for us to hear everything ____ is going on in the world

         a certain doubt among the people as to the practical value of the project

----What’s the matter? ----_____________.

It was a ____ for the mother to know that her son was killed by an accident

There is no _________ in the world.