第2个回答 2007-05-18
1 after是介词和连词,但later是副词和形容词
2 after做介词时后面跟名词,构成介宾结构,可以做状语修饰动作,如:I often play basketball after school.也可以做定语修饰名词,如:The man after the boy is Bob's father.
3 after做连词时属于从属连词,用于引导时间状语从句。修饰谓语。如:
I sleep terribly after I moved here. 搬到这儿以后,我就没睡过好觉。
4 later 作副词时表示后来的,直接修饰动作 如See you later.作形容词可以放在名词前修饰名词,如a later date 以后的某个日期