8. The boy has _____ a fine knowledge of geography by careful study.

　 A. required　　　　　　　 B. inquired　　　　　　 C. acquired　　　　　　　　　 D. addressed

7. It suddenly _____ to me that they went there by bike.

　 A. occurred　　　　　　　 B. happened　　　　　 C. took place　　　　　　　　 D. looked

6. Please tell me how the accident ____. I am still in the dark.

　 A. was occurred　　　　 B. was happened　　 C. came upon　　　　　　　　 D. came about

5. It remains ____ whether he is suitable for the position.

　 A. seen　　　　　　　　　　　　　　 B. to be seen　　　　　 C. seeing　　　　　　　　　　　 D. to see

4. Although he has taken a lot of medicine, his health ____ poor.

　 A. proves　　　　　　　　　 B. remains　　　　　　 C. maintains　　　　　　　　 D. continues

3. Be quick! There are only____ ten minutes.

　 A. to remain　　　　　　　 B. remained　　　　　 C. remaining　　　　　　　　 D. to leave

2. It was already past midnight and only three young men ____ in the teahouse.

　 A. left　　　　　　　　　　　 B. remained　　　　　 C. delayed　　　　　　　　　　 D. deserted

1. Letter boxes are much more _____ in the UK than in the US, where most people have a

mailbox instead.

　 A. common　　　　　　　 B. normal　　　　　　　　　　 C. ordinary　　　　　　　　　 D. instead

12. as a general rule　　　　　　　　　　 24. 被分成

11. on that basis　　　　　　　　　　　　 23. 对...很肯定