12. Most American cities are relatively small _____ population when compared with Shanghai and Beijing.
| A.as well as | B.by means of | C.except for | D.in terms of | 
Though they lost the game, a small but crowd cheered as the players came off the court.
| A.desperate | B.enthusiastic | C.anxious | D.critical | 
The doctor advised her to wear flat shoes her back problem.
| A.on account of | B.in terms of | C.for lack of | D.on top of | 
---Waiter! How soon can I get my food? I just have half an hour left before my train leaves.
  ---It be ready in five minutes.
| A.may | B.should | C.could | D.need | 
If the drought in Southwest China, the crops will be ruined. Worse still, both people and animals will be threatened with a lack of drinking water.
| A.keep to | B.deeps up | C.keeps off | D.deeps down | 
The present financial crisis has greatly contributed to thousands of workersand many factories .
| A.laying off, closed down | B.laid off, closed down | 
| C.laid off, closing down | D.being laid off, closing down |