---Would you like some more beef?
---No, thanks. I’m ______ a diet.
| A．for | B．to | C．on | D．in |
Paper is __________ great Chinese contribution to human civilization.
| A．a | B．the | C．不填 | D．an |
Read this story，__________ you will realize that not everything can be bought with money.
| A．or | B．and | C．but | D．so |
It was __________ that we wanted to stay here for another two days.
| A．such fine weather | B．such a fine weather |
| C．so fine weather | D．so fine a weather |
The suspect's fingerprints on the gun were the main __________ against him.
| A．crime | B．information |
| C．evidence | D．conviction |
When they had finished playing, the children were made to __________ all the toys they had taken out.
| A．put off | B．put away |
| C．put up | D．put out |