Scientists are afraid that some day an even bigger earthquake will _____ the area.
| A．strike | B．beat | C．knock | D．push |
17． On yesterday’s interview, he didn’t make a（an） ____ at all; what was the matter with him?
| A．apology | B．change | C．difference | D．appearance |
16．.—Mr Smith, may I ask for a few days off? I am worn out.
--____. We are too busy.
| A．Don’t mention | B．Forget it | C．Don’t worry | D．That’s right |
15． After retiring, he was recommended to ____ gardening as a hobby.
| A．take up | B．take on | C．take off | D．take away |
14． --I tried many times, but I still failed in the experiment.
--Don’t be discouraged． ____ and the problem will be settled．
| A．Making a little effort | B．There being a little effort |
| C．If you make a bit effort | D．A bit more effort |
13． --Hi, Lydia． Are you going to the concert on Friday?
- -I’d like to. But there are so many problems ____.
| A．remaining to be settled | B．remained settling |
| C．remaining to settle | D．remained to be settled |