Nowadays certain limit should be set on use of cars to reduce air pollution.
| A．/; the | B．a; the | C．the; / | D．the; the |
Tom was about to close the window __________his attention was caught by a bird.
| A．when | B．if | C．before | D．since |
---Do you have any good suggestions for our company?
---In my opinion, you should _________ the cost and increase the output.
| A．cut off | B．cut down | C．cut in | D．cut up |
At the meeting, the professor presented a new __________ to foreign languages.
| A．way | B．approach | C．method | D．means |
Since the weather is rainy, the school sports meet is ___ to be put off.
| A．likely | B．possibly | C．possible | D．probable |
---You don’t look quite yourself today. What’s the matter?
---Well, I’ve caught a cold. Nothing serious, ________.
| A．although | B．though | C．indeed | D．instead |