—How long in Shanghai？
—Just the weekend. I've to be back for an important meeting to be held next Monday.
| A．have you stayed | B．are you staying |
| C．did you stay | D．do you stay |
No matter who breaks the law, he cannot _______ with it.
| A．get around | B．get away | C．get down | D．get through |
John, _______ university professor, is considered to be _______ success as ______ expert in the agriculture research.
| A．a; a; an | B．an; / ; an | C．the; /; an | D．a; the; an |
---Would you mind my using your dictionary?
---________
| A．Yes, of course not. | B．Certainly, go ahead, please. |
| C．Of course not, go ahead. | D．No, please don’t use it. |
Though you've got a tight schedule these days, I should be ________ if you could spare time to attend our meeting today.
| A．concerned | B．fascinated |
| C．grateful | D．determined |
—Can you describe a distinctive characteristic of this animal?
—Its neck can be extended ________ of its body.
| A．more than twice the length |
| B．twice more than the length |
| C．more than the length twice |
| D．more twice than the length |