Why ____ you keep troubling your mother with such question while he is busy .
| A．can | B．will | C．would | D．must |
By the time Einstein was 14 years old, he himself advanced mathematics.
| A．has taught |
| B．taught |
| C．had taught |
| D．was teaching |
George returned after the war, only that his wife had left him (2012 . 山东)
| A．to be told |
| B．telling |
| C．being told |
| D．told |
--- You could always put the decision off a little bit longer.
--- If I leave it much longer I might miss my chance.(2011．江苏)
That’s reasonable advice.
Isn’t it a good idea?
C. Do you think so?
D. I can’t agree more.
--- Look, here comes your dream girl. Invite her to dance.
--- . What if she refuses me? (2012．重庆)
| A．I don’t know. |
| B．Why me? |
| C．With pleasure. |
| D．So what? |
--- Can I have a day off tomorrow, Mr. Johnson?
--- .I can manage without you. (2012 ·天津)
| A．Forget it. |
| B．I’m afraid not. |
| C．It depends. |
| D．Of course. |