.
These achievements_______ without the contribution of Qian Xuesen, a key leader of the New China's nuclear, missile and so on．
| A．would have been unthinkable | B．would not be unthinkable |
| C．would be unthinkable | D．would not have been unthinkable |
Steven has a lot of work to _______ in the office since he has been away for quite a few days.
| A．take up | B．make up | C．work out | D．carry out |
To my surprise, the manager ______ 30 dollars from my salary without any good reason.
| A．cut off | B．held up | C．brought down | D．kept back |
The mother often tells her son to be a good boy, warning him to ______ trouble.
| A．hold back from | B．keep out of |
| C．break away from | D．get rid of |
I can ______ some noise while I’m studying, but I can’t stand very loud noise.
| A．put up with | B．get rid of |
| C．have effect on | D．keep away from |
John has put on so much weight recently that his mother has to ______ all his trousers to his measure.
| A．let out | B．give away | C．bring in | D．make up |