词汇测验:

1. assiduous

2. negligent

3. ruminate

4. caucus

5. maudlin

6. ribald

7. defer

8. sophomoric

9. acumen

10. accretion

11. forbearance

12. discern

13. equivocal

14. concise

15. daunting

16. inexorable

17. mundane

18. paragon

19. beguile

20. iconoclast

剩余时间： 200 秒