程度副词修饰一个形容词或另一个副词，位于该形容词或副词之前。 例如：almost barely completely enough entirely fairly just much nearly only quite rather really so too very等。
对程度副词提问，一般用how。 用来表示动作频率的副词，叫程度副词。 如：always usually often sometimes seldom hardly ever never等等。
对频度副词提问，一般用how often.
