—Don't talk in the library. Always keep quiet here. —_________.
| A．I see. | B．Yes, I am. |
| C．I can. | D．I do. |
Eating ________ and doing more sports are good ways to keep fit.
| A．early | B．quickly |
| C．healthily | D．hardly |
They told us there would be great changes in their city in ______ time.
| A．ten year | B．ten years’ |
| C．ten year’s | D．ten-years |
_______ well you can drive, you must drive carefully.
| A．So long as | B．In order that |
| C．No matter how | D．The moment |
By the time the fireman arrived, the big fire_______.
| A．had been put off | B．had been put out |
| C．had put off | D．had put out |
–Smoking ______ in the cinema. Please stop ______.
--Sorry.
| A．is allowed; smoking | B．allows; to smoke |
| C．isn’t allowed; to smoke | D．isn’t allowed; smoking |