—What do you think of this matter? —This is a matter of __________ importance. I think.
| A．especial | B．quiet | C．rather | D．special |
We believe the time and hard work _______ in completing such an important project are worthwhile.
| A． involved | B． involving |
| C． to involve | D． to be involved |
Anyonebe in a rough life time, whether he is “Bai Fumei” or “Gao Fushuai.”
| A． must | B． will | C． can | D． should |
—Why not find a new job?
—Why should I? I _____ as much, but I like what I'm doing.
| A． didn't earn | B． don't earn |
| C． hadn't earned | D． haven’t earned |
Mom, don’t you think it’s OK to play once in a whileit doesn’t affect my studies?
| A． even if | B． unless |
| C． so that | D． as long as |
The scientist spent years alone in the forest, ______ by eating wild fruit and small animals.
| A． surviving | B． survived |
| C． to survive | D． having survived |