词汇测验:

1. acerbic

2. impertinent

3. paragon

4. tranquil

5. beseech

6. anecdote

7. engender

8. analgesic

9. coherent

10. intimation

11. culpable

12. credulity

13. obsolete

14. disclose

15. tantamount

16. interminable

17. apathetic

18. hierarchy

19. vacuous

20. innocuous

剩余时间： 200 秒