f97
1. a bit (of) 有一点儿
2. a couple of 两个;几个
3. a group of 一群
4. a kind of 一种; 一类
5. a lot of (lots of) 许多
6. a pair of 一双; 一副
7. a piece of "一(块,张,片,件)"
8. according to 按照;根据
9. after all "终究, 毕竟"
10. after school 放学后
11. agree with sb. 同意某人的意见
12. all day (long) 整天
13. all over 到处
14. all right 行了;好吧;(病)好了
15. all the same "还是, 仍然"
16. all the time 一直
17. all the way 一路上
18. and so on 等等
19. apologize to sb. for sth. 为某事向某人道歉
20. arrive at / in a place 到达某地