词汇测验:

1. tremulous

2. palliate

3. toady

4. pervasive

5. deter

6. unctuous

7. seminal

8. insatiable

9. nondescript

10. intransigent

11. prudence

12. repudiate

13. laceration

14. effrontery

15. transient

16. arbitration

17. modicum

18. recapitulate

19. validate

20. plethora

剩余时间： 200 秒