给我说明一下英语当中的副词是什么啊?

定 义:
副词是一种用来修饰动词,形容词,副词或全句的词,说明时间,地点,程度,方式等概念.
分 类:
1) 时间和频度副词:
now,then,often,always,usually,early,today, lately, next,last,already,generally,frequently, seldom,ever,never,yet,soon,too, immediately, hardly,finally,shortly, before, ago,sometimes, yesterday.
2) 地点副词:
here, there, everywhere, anywhere, in, out, inside, outside, above, below, down, back, forward, home, upstairs, downstairs, across, along, round , around, near, off, past, up, away, on.
3) 方式副词:
carefully, properly, anxiously, suddenly, normally, fast, well, calmly, politely, proudly, softly, warmly
4) 程度副词:
much,little, very,rather,so,too,still, quite, perfectly, enough, extremely, entirely,almost, slightly.
5) 疑问副词:
how, when, where, why.
6) 关系副词:
when, where, why.
7) 连接副词:
how, when, where, why, whether.
楼主可以去看下http://baike.baidu.com/view/149.htm?ss=84D99905133D0D480F95A4EBC908486588E15E15

副词是用来形容 形容词，动作，句子等。
副词基本可以随便放（在句子里）
例如：
I am singing happily.(这里happily修饰sing这个动作）

定 义:副词是一种用来修饰动词,形容词,副词或全句的词,说明时间,地点,程度,方式等概念。 分 类:1) 时间和频度副词: now,then,often,always,usually,early,today, lately, next,last,already,generally,frequently, seldom,ever,never,yet,soon,too, immediately, ha...

修饰动词和形容词的是副词adverb
一般形容词加ly的是副词，比如happy-happily
She is happy.
She works happily.这里的happily是修饰works的，是副词