新概念英语第一册语法总结(十二)
12 副词：用法及形容词变副词的变化
·副词可以修饰形容词，动词，副词或整个句子。如：
The book is very good.
He runs fast.
She came here quite early.
Certainly I will go with you.
副词变化形式：
·直接在形容词后加-ly,
careful-carefully, slow-slowly,
·以辅音字母加y结尾的形容词，把y变I, 加-ly,
happy-happily, lucky-luckily
·有些词形容词和副词的形式相同，不需要做任何变化
fast, hard, late
·有些词加上-ly后意思与原词相差很远：
neary-nearly, high-highly, late-lately
