词汇测验:

1. clandestine

2. limpid

3. solvent

4. guile

5. circuitous

6. fastidious

7. disaffected

8. debunk

9. ascertain

10. truncate

11. cogent

12. insidious

13. parody

14. perfidious

15. conundrum

16. veneer

17. aspersion

18. tremulous

19. disrepute

20. truculent

剩余时间： 200 秒