副词是用来修饰动词、形容词、其他副词或整个句子的词，表示时间、地点、程度、方式等。
She plays the violin early .她一早就在拉小提琴。
She plays the violin everywhere .她到处拉小提琴。
She plays the violin loudly .她小提琴拉得很响。
They quickly run away .他们飞快地跑了。