一.定义
1. 原级,即原形。
2. 比较级,表示“较......”或“更......一些”。
3. 最高级,表示“最......”
二.构成
1. 规则变化
①一般在词尾加er或est,如tall-taller-tallest
②以字母e结尾的词,在词尾加r或st,如late-later-latest
③重读闭音节词尾只有一个辅音字母时,先双写该辅音字母,再加er或est,如big-bigger-biggest
④以辅音字母+y结尾的双音节词,先把y改为i,再加er或est
⑤多音节词和部分双音节词,在词前加more或most
2. 不规则变化
Good/well-better-best
Bad/badly-worse-worst
Many/much-more-most
Little-less-least
Far-farther/further-farthest/furthest
三.用法
比较级:表示两者的比较。标志词:than
如:She works harder than me.
最高级:表示三者或三者以上的比较。标志词:in(of)
如: She is the tallest girl in Class One.
四.其他用法
1.表示两者在某一方面相同时,用“as+形容词或副词原形+as”
如:Jim is as tall as Tom.
Lucy runs as fast as Lily.
2.表示一方在某方面不如另一方时,用“not as/so+形容词或副词原形+as”
如:Jim is not as/so smart as Tom.
3.比较级+and+比较级,more and more+原级,译为越来越......
如:The weather is getting colder and colder.
She becomes more and more beautiful.
4.the+比较级,the+比较级。意思是越......越......
如:The harder you are,the luckier you are.
5.比较级常见修饰词
如:much,a lot, far,a little,even
She is much taller than me.
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