学习好资料欢迎下载形容词的比较级和最高级一、比较级 /最高级的构成：（1）规则变化：①单音节和部分双音节的形容词一般在词尾加-er 或-est 。eg: calm → calmer →calmest tall→ taller →tallest smart → smarter →smartest ②以字母 e 结尾的直接在词尾加-r 或-st eg: nice → nicer → nicest fine → finer → finest large → larger → largest ③以 “辅音 +y ”结尾的词，变y 为 i，再加 -er 或-est 。eg: early → earlier → earliest happy → happier → happiest busy → busier →busiest ④以重读闭音节的单个辅音字母结尾的词，双写辅音字母，再加-er 或-est 。eg: big → bigger →biggest thin→ thinner →thinnest (big thinhot red wet sad fat fit)⑤多音节或部分双音节的形容词在原级前面加more 或 most 。eg: popular → more popular →important → more important→slowly →more slowly→（2）不规则变化：少数形容词的比较级变化是不规则的：much/many → more → most little → less → least good/well → better → best bad/badly/ill → worse → worst far → farther → farthest ( 更远些 ) old→ older → oldest （更大些）→ further → furthest （更深入）→ elder → eldest （年长些）二、原级的用法。1. 表达 “A和 B 一样”，用 as⋯as 的结构。句式 :A+be 动词 +as+ 形容词原级 +as+B A+实义动词 +as+ 副词原级 +as+B eg:I am as tall as you.我和你一样高。He runs as fast as I. 他跑得和我一样快。He is as tall as me.他与我一样高。He is as old as me.他与我一样大。He isn't as/so old as me. 他没我大。2．表达 “A不如 B”用 not as(so) ⋯as 的结构。句式 : A+be 动词的否定形式+as+ 形容词原级 +as+B A+助词的否定形式+动词 +as(so)+ 形容词原级 +as +B eg: I am not as tall as you.我没有你高。He doesn ’t run as fast as I. 他没有我跑得快。学习好资料欢迎下载3. 只能修饰原级的词very, quite, pretty, really, too, so, enough等。eg: I am pretty healthy. English is so difficult. 4. 感叹句中用原级。eg: What an interesting ...
