形容词的比较级和最高级一、一般句式A + is / are+ 形容词比较级 + than + B A 是主格B 是宾格如：She is taller than me. 二、形容词比较级变化：（一）规则变化1. 单音节词末尾加 -er （比较级），-est （最高级）原级比较级最高级great greater greatest small smaller smallest fast faster fastest soft softer softest 2. 单音节如以 e 结尾，只加 -r （比较级），-st （最高级）原级比较级最高级large larger largest safe safer safest nice nicer nicest fine finer finest 3. 闭音节单音节词 (末尾只有一个辅音字母， 须先双写这个辅音字母 )再加-er （比较级），-est （最高级）原级比较级最高级big bigger biggest hot hotter hottest thin thinner thinnest sad sadder saddest 特别提醒： new, few, slow, clean等词含有字母组合，且发的是长元音，不用双写。4. 以-y 结尾的词，如-y 前是辅音字母，则变 y 为-i ，再加-er 和-est 。以-e 结尾的词只加 -r 和-st 原级比较级最高级pretty prettier prettiest easy easier easiest busy busier busiest 5. 双音节、多音节形容词 ( 即音标中含有三个或三个以上元音音素的词) ，在单词前面加上“more”“most”构成比较级、最高级：原级比较级最高级beautiful more beautiful most beautiful interesting more interesting most interesting difficult more difficult most difficult honest more honest most honest 特别提醒：以形容词前缀un 构成的三音节形容词不适合上述情况：如：unhappy-unhappier-unhappiest untidy-untidier-untidiest 6. 以形容词 +ly 构成的副词要在前面加more,most 原级比较级最高级slowly more slowly most slowly quickly more quickly most quickly friendly more friendly most friendly 7. 由 ing 分词和 -ed 分词演变过来的形容词只能加more或 most 来表示比较级和最高级：原级比较级最高级interesting more interesting most interesting excited more excited most excited tired more tired most tired boring more boring most boring （二）不规则变化：原级比较级最高级bad worse worst far farther farthest far further furthest good better best ill...
