词汇测验:

1. arboreal

2. sobriety

3. scrupulous

4. quandary

5. grandiose

6. capitulate

7. strenuous

8. emulate

9. interlocutor

10. embellish

11. constituent

12. harangue

13. atypical

14. refract

15. profligate

16. revel

17. submissive

18. denigrate

19. impregnable

20. duplicity

剩余时间： 200 秒