語彙クイズ:

1. incisive

2. conundrum

3. manifold

4. vicissitude

5. fastidious

6. officious

7. apocryphal

8. perplex

9. nascent

10. modulate

11. effrontery

12. equanimity

13. dilatory

14. convivial

15. arbitration

16. ingenious

17. ingenuous

18. salve

19. cadence

20. inimical

残り時間： 200 秒