— Was it 11 o'clock your father came back last night?
—Yes, he is always coming back so late.
| A．that | B．while |
| C．when | D．until |
You will find what great benefit the computer you own can be _____ each time you use it to help you work.
| A．for | B．at | C．of | D．on |
— Can I have a day off tomorrow, Mr. Johnson?
— ________. I can manage without you.
| A．Forget it. | B．I’m afraid not. |
| C．It depends. | D．Of course. |
Interest is as ________ to learning as the ability to understand, even more so.
| A．vital | B．original | C．adequate | D．explicit |
The speaker mentioned many examples ______ people lived through hard times and succeeded at last．
| A．which | B．whose | C．when | D．where |
Diaoyu Island issue, unless _______properly, will directly affect smooth development of relationships between China and Japan.
| A．handling | B．having handled |
| C．to handle | D．Handled |