— I wonder how much you charge for your services．
— The first two are free _______the third costs $30．
| A．while | B．until | C．when | D．before |
How can you _______ yourself promoted if you just stay here, doing nothing at all?
| A．do | B．get | C．cause | D．consider |
The train had not come yet and the man ______ his watch anxiously.
| A．focused on | B．glanced at | C．watched | D．confirmed |
___ time, he’ll make a first-class tennis player.
| A．Having given | B．To give | C．Giving | D．Given |
We can see no clouds in the sky. Therefore, there’s no doubt ______ it will be fine tomorrow.
| A．that | B．whether | C．if | D．how |
It was not until early this morning _______ my father came back from work, which surprised us.
| A．when | B．where | C．that | D．who |