Never are we allowed to pursue our economic development______ destroying the environment.
| A．at the risk of | B．at the cost of |
| C．at the end of | D．at the mercy of |
You ______ to town to see the film yesterday. It will be on TV tonight.
A. needn’t go C. had better not go C. should not go D. needn’t have gone
I don’t know how they manage to______ paying such low salaries.
| A．get away with | B． get back | C．get on | D．get over |
--- I called you last night, but nobody answered the phone.
--- Sorry, ________.
| A．I must be sleep at that moment. | B． I must have slept at that moment. |
| C．I must have been asleep at that moment. | D．I must have fallen asleep at that moment. |
We need to strike a ______ between the needs of the community and the rights of the individual.
| A．silence | B． difference | C．balance | D．weakness |
We ______ while Mr. Evan read the exam results.
| A．held our breath | B． wasted our breath |
| C．caught our breath | D．took our breath |