词汇测验:

1. revoke

2. succinct

3. colloquial

4. mitigate

5. liability

6. maelstrom

7. concomitant

8. incumbent

9. iniquity

10. deface

11. expiate

12. myriad

13. accessible

14. preclude

15. derivative

16. impute

17. obsequious

18. obtuse

19. bias

20. corrosive

剩余时间： 200 秒