第一部分语言知识运用
第一节 单项填空（共15小题，每小题1分，满分15分）
21．We work together to achieve our common purpose： world that is safer cleaner and healthier than one we found．
| A．the；the | B．a；不填 | C．a；the | D．the；不填 |
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 |
Reasonable analysis as well as imagination isscientific discoveries.
| A．applied to | B．appealed to | C．attempted to | D．attached to |
-----I think you us an explanation.
-----I will prove what I have done is right and I mean no harm.
| A．give | B．owe | C．need | D．want |