英语副词有哪些?

时间频率副词

now,then,often,always,usually,next,lastday,already(已经),generally(一般地),frequently（频繁）,seldom（很少地）,ever,never,yet,soon,too, immediately（立即）, finally,shortly（很快）, before, ago,sometimes, yesterday. once，twice，lately，recently,personally,today……

地点副词

here, there, everywhere, anywhere,somewhere, in, out, inside, outside, above, below, up,down, back, forward（向前地）, home, upstairs(楼上地), downstairs, across, along, round , around, near, off, past, up, away, on.……

方式副词

carefully, properly(适当地), anxiously(焦虑地), suddenly, normally(正常地), fast, well, calmly(冷静地), politely(有礼貌地), proudly(自豪地), softly, warmly ,slowly,badly,hard,bravely……

程度副词

much,little, very,rather(相当),so,too,still, quite, perfectly(完美地), enough, extremely(非常), entirely(整个),almost, slightly(细小地), hardly.……

疑问副词

how, when, where, why……

关系副词

when, where, why……

连接副词

therefore(因此),moreover(此外),however,otherwise(另外的),then,when ,where,how,why……

表顺序的副词

first,then,next,finally,afterwards,primarily……

完成时的副词

already,ever,just,never,since,yet,recently……

什么是副词？