一 少数单音节词前面加 more-, most- 构成比较级和最高级 tired ---- more tired , most tired fond ----- more fond , most fond glad ----- more glad , most glad bored ---- more bored , most bored pleased---- more pleased , most pleased 二不规则变化 good /well------- better ,best bad/badly/ill------ worse , worst many/much-------more , most little ------ less , least far ---- farther, farthes / firther , furthest old ---- older , oldest (GA) ---- older , oldest / elder , eldest (GB) 三下列形容词和副词的比较级和最高级有两种形式 cruel----- crueler, cruelest / more cruel , most cruel strict---- stricter , strictest / more strict , most strict often----- oftener , oftenest / more often , most often friendly------ friendlier , friendliest / more friendly , most friendly clever----- cleverer, cleverest / more clever , most clever 四 下列形容词和副词没有比较级和最高（即表示”最高程度”或”绝对状态”的形容词和副词没有比较级和最高级） empty , wrong , perfect , unique , extreme , excellent , favourite (GB)/ favorite (GA) , true , right , correct , extremely ... 这些是举的例子,
温馨提示：答案为网友推荐，仅供参考