If you take________risk of not wearing a seat belt，you will be at________risk.
| A．the；/ | B．/；/ |
| C．/；the | D．the；the |
-----Mr. Smith, can I come to ask for some advice on my paper at any time?
-----Yes, of course. .
| A．If you’re convenient | B．At your convenience |
| C．That’s right | D．Don’t mention it |
Being asked if he could come to the party that night, .
| A．nobody said anything |
| B．they didn’t get an answer from him |
| C．nothing was said by him |
| D．John nodded his head and left the room |
Mr. Benet is such a wise teacher. Never have I regrettedthe advice he gave me.
| A．to take | B．not taking | C．not to take | D．taking |
The beautiful mountain villagewe spent our holiday last year is located in____________is now part of Hefei.
| A．which; where | B．where; what | C．that; what | D．when; which |
Dave is always , never making a decision about anything in a hurry.
| A．modest | B．curious | C．cautious | D．outgoing |