词汇测验:

1. tantamount

2. acerbic

3. antecedent

4. convoluted

5. austere

6. paramount

7. mercurial

8. coagulate

9. embezzle

10. probity

11. arid

12. pervasive

13. agriculture

14. impertinent

15. retract

16. maelstrom

17. fervent

18. behemoth

19. morose

20. apprehend

剩余时间： 200 秒