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