形容词形容词(adj.)和副词和副词(adv.)的原级,比较级,的原级,比较级,最高级的用法最高级的用法形容词:用于修饰名词或代词,描述被修用于修饰名词或代词,描述被修饰成分的性质、特征、状态或属性等。饰成分的性质、特征、状态或属性等。Eg.This is a good book.(修饰名词修饰名词book)She is beautiful.(修饰代词修饰代词she)副词:主要用于修饰动词、形容词和副词,整个主要用于修饰动词、形容词和副词,整个句子,描述被修饰成分的特征或状态。句子,描述被修饰成分的特征或状态。Eg.Jim plays basketball well.(修饰动词修饰动词play)She is very beautiful.(修饰形容词修饰形容词beautiful)Jim plays basketball very well.(修饰副词修饰副词well)Exercises:1.We should have a _ diet.(health)2.We shouldnt eat _ food.(health)3.I would like to have _ rice dump