Such crimes may be so complex that months or years go by before anyone______ them.
| A．discovered | B．would have discovered | C．will discover | D．discovers |
If you refuse to admit me and to me,l won’t keep in contact with you again.
| A．to offend; apologize |
| B．offending; apologize |
| C．to offend; to apologize |
| D．offending; apologizing |
Appropriate contexts make a new word easier , so you should learn to make use of them in guessing the meaning of the new word.
| A．understand |
| B．understood |
| C．to understand |
| D．to be understood |
The boss should give her a chance. , she did all that for the sake of the company.
| A．After all |
| B．As a matter of fact |
| C．In the meanwhile |
| D．In general |
So were you in what you were doing that I dared not make any sound when I came in.
| A．curious |
| B．concerned |
| C．absorbed |
| D．focusing |
Many western writersfrom poverty in their lives;it was because of this that they were able to write many masterpieces.
| A．escaped |
| B．came |
| C．resulted |
| D．suffered |