---- How long do you suppose it is ________he arrived here?
-----No more than half a week.
| A．since | B．before | C．after | D．when |
—I didn’t know this was a one-way street, officer.
— ________
| A． That’s all right. |
| B． I dont believe you. |
| C． How dare you say that? |
| D． Sorry, but that's no excuse. |
—Can we go camping tomorrow，as planned?
—_____________The dark clouds promise a heavy rain.
| A．I'm afraid not. | B．Is that so ? |
| C．Don’t mention it. | D．Why not ? |
Although they are pretending hard to be young, grey hair and cellulite ____ them ____.
| A．give ;up | B．give; off |
| C．give; away | D．give; back |
In this firm, it is necessary that whoever ______ recently come here _____ this kind of test.
| A．has; has | B．has; have |
| C．have; have | D．have; has |
The house, ______the walls are green, is where my grandfather used to live ten years ago.
| A．which | B．of which | C．whose | D．that |