1. a bit (of) 有一点儿
2. a few 一些; 少量;几个 a little一些; 少量
3.a group of 一群
4. a kind of 一种; 一类
5. a lot of (lots of)=a number of 许多
a number of 一些;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 class 课后 after all "终究, 毕竟"
10. after school 放学后