Great changes have taken place in that school. It is no longer ___ it was 20 years ago, ___ it was so poorly equipped.
| A．what, when | B．that, which | C．what, which | D．which, that |
—Look, the paint is starting to come off ______ the wall is damp.
—Well, we’d better have the wall repainted some day.
| A．when | B．once |
| C．if | D．where |
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 |
Anyone be 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 while it doesn’t affect my studies?
| A．even if | B．unless |
| C．so that | D．as long as |