----Why isn’t Cathy here yet?
--- She _________ to be picked up at the station．
| A．could wait | B．must wait |
| C．might be waiting | D．can be waiting |
In order to win back the customers, the owner of the restaurant decided to sell his food ____.
| A．in a discount | B．with discount | C．at a discount | D．for a discount |
Most smokers say they _______ smoking to some degree but health experts suggest that they had better give it up ______ their health.
| A．benefit; for the benefit of | B．benefit from; with the benefit of |
| C．receive goodness; in the benefit of | D．benefit from; for the benefit of |
— Sorry to bother you.
—_____ You didn’t mean to, did you?
| A．Forget it. | B．You should say so. | C．All right. | D．Don’t say so. |
Sir, you ______be sitting in this waiting room. It is for women and children only.
| A．oughtn’t to | B．can’t | C．won’t | D．needn’t |
If you cheat in the exam, you could hardly _________ it.
| A．throw away | B．get away | C．get away from | D．get away with |