Only after my friend came .
| A．did the computer repair | B．he repaired the computer |
| C．was the computer repaired | D．the computer was repaired |
--- The manager of the factory wants to improve production a great deal, but he doesn’t spend much on technology.
---I am afraid he won’t realize his dream. You know ________.
| A．empty vessels make the greatest sound |
| B．you can’t eat your cake and have it |
| C．enough is as good as a feast |
| D．two heads are better than one |
While talking to you, your could-be employer is deciding whether your education, your experience, and other qualifications will pay him to employ you _____ your abilities must be you displayed in an orderly and reasonably connected manner.
| A．while | B．when | C．and | D．but |
The first thing you must remember is that in order to succeed, it is almost compulsory that you ______ optimistic.
| A．be | B．need to be |
| C．will be | D．shall be |
--- _______ the plane have taken off on time?
--- I’m afraid not. So many flights were delayed due to the bitterly cold weather.
| A．Will | B．Should |
| C．Can | D．Must |
Nowadays, many parents are trying to either prevent their children from failure, or protect them from the knowledge ______ they have failed.
| A．when | B．where | C．what | D．that |