語彙クイズ:

1. astute

2. unctuous

3. acerbic

4. assiduous

5. nadir

6. innocuous

7. requisition

8. oscillate

9. bashful

10. compelling

11. manifest

12. aloof

13. adept

14. concede

15. languid

16. libertarian

17. caucus

18. propagate

19. audible

20. subjugate

残り時間： 200 秒