词汇测验:

1. incessant

2. plethora

3. pungent

4. cadence

5. dissonance

6. palatable

7. affront

8. collusion

9. concoct

10. buttress

11. exult

12. consumption

13. audible

14. compunction

15. credulity

16. duplicity

17. frugal

18. arboreal

19. bequeath

20. venerable

剩余时间： 200 秒