34．Take the lift to the eighth floor and turn right. You_______have any trouble finding my office.
| A．needn’t | B．mustn’t | C．don’t | D．shouldn’t |
I talked for a long time, and in the end I_____ make her believe me.
| A．should | B．can | C．was able to | D．must |
— I want to know if I smoke here.
— No, you . Could you see the sign “NO SMOKING” there?
| A．can; needn’t | B．must; can’t | C．shall; won’t | D．may; mustn’t |
When the old man came to life, he found himself by some docters and nurses.
| A．surrounding | B．be surrounded | C．be surrounding | D．surrounded |
Mr Smith, looking ______, started to work out a problem.
| A．puzzled, puzzling | B．puzzling, puzzled |
| C．puzzled, puzzled | D．puzzling, puzzling |
You’d better give up using that kind of medicine, because it may be
______ to your stomach.
| A．rude | B．gentle | C．harmful | D．limited |