With so many exercises __________,the students are having a hard time.
The opportunity Jack had looked forward________at last when he was named chief engineer in the project.
Bill suggested________a meeting on what to do for the Shanghai Expo during the vacation.
________our manager objects to Tom's joining the club,we shall accept him as a member.
We________on this project for four hours.Let's have a rest.
Tom________tell the truth to his boss because he didn't want to make trouble.