24. in addition (=besides) 此外, 又, 加之　­

23. adapt…(for) (=make sth. Suitable for a new need) 改编, 改写(以适应新的需要)　­

22. adapt oneself to(=adjust oneself to) 使自己适应于　­

21. act on 奉行,按照…行动; act as 扮演; act for 代理　­

20. be acquainted with(=to have knowledge of) 了解; (=to have met socially　) 熟悉　­

19. be accustomed to (=be in the habit of, be used to)习惯于.　­

18. accuse…of…(=charge…with; blame sb. for sth. ; blame sth. on sb. ; complain about) 指控,控告　­

17. on no account(=in no case, for no reason)绝不要,无论如何不要(放句首时句 子要倒装)　­

16. on account of (=because of) 由于,因为.　­

15. account for (=give an explanation or reason for) 解释, 说明.　­