The importance of saving gas_______be stressed too much. Automobiles use up some 70 billion gallons of gas a year.
| A．can’t | B．mustn’t | C．shouldn’t | D．may not |
Foreign Minister of China used plain language to make the Chinese foreign policy__ to the whole world at the press meeting last week．
A, get through B．get across
C．get overD．get around
Some members went so wild that they strongly demanded to know why they had been kept____ the true facts until the present stage．
| A．in view of | B．in favor of |
| C．in place of | D．in ignorance of |
In order to reduce the increasing prices of vegetables, the toll____ if a truck carrying them passes through a toll station．
| A．has cancelled | B．is cancelled |
| C．was cancelled | D．had been cancelled |
It is known to all that every minute ____ full use of____ the lessons will benefit students a great deal．
| A．which makes; studying | B．when made; to study |
| C．that made; to study | D．which is made; studying |
It really seemed ages ____ the police came on the scene and cleared away the damaged cars．
| A．before | B．after | C．when | D．as |