語彙クイズ:

1. ruminate

2. quagmire

3. harrowing

4. tirade

5. dispel

6. morass

7. calamity

8. impregnable

9. debunk

10. interlocutor

11. collateral

12. placate

13. insatiable

14. arcane

15. disparate

16. oration

17. effrontery

18. fortuitous

19. obfuscate

20. conundrum

残り時間： 200 秒