1. appeal to 呼吁,要求
2. ask after 询问,问候
3. attach to 附属于,隶属于
4. a few 有些,几个
5. as a matter of fact 实际情况,真相
6. a little 一点,稍微,一些,少许
7. by accident 偶然
8. by far 最,...得多
9. by itself 自动地,独自地
10.by means of 用,依靠
11. by mistake 错误地,无意地
12. by no means 决不,并没有
13. by oneself 单独地,独自地
14. by the way 顺便说说
15. by way of 经由,通过...方法
16. for the present 暂时,目前
17. for the sake of 为了,为了...的利益
18. for the time being 暂时,眼下
19. back and forth 来回地,反复地
20. before long 不久以后
21. begin with 从开始
22. break off 断绝,结束
23. break up 中止,结束;打碎,折断
24. break into 闯入
25. break through 突破
26. bring down 挫伤;降低
27. bringforward 提出
28. bring up 教育,培养,使成长
29. credit card 信用卡
30. due to 由于,因为