词汇测验:

1. perspicacity

2. convoluted

3. contusion

4. oscillate

5. caucus

6. dubious

7. surreptitious

8. propagate

9. modicum

10. audible

11. wizened

12. circumscribed

13. transmute

14. cupidity

15. punitive

16. ostentatious

17. opulent

18. nebulous

19. innocuous

20. reconcile

剩余时间： 200 秒