词汇测验:

1. cumulative

2. ebullient

3. nominal

4. cupidity

5. dynamic

6. arboreal

7. bereft

8. collusion

9. mawkish

10. caucus

11. scrupulous

12. confection

13. lethargic

14. ennui

15. sycophant

16. boon

17. disparate

18. canny

19. stupefy

20. submissive

剩余时间： 200 秒