初中英语语法之比较级最高级分析.ppt

Make Comparisons Write down the comparatives and the superlatives of these words big nice long new cheap young late safe thirsty heavy easy hard high few old thin expensive interesting carefully quickly good bad little far many/much 形容词的级 原级：即形容词的原形。 small, good, pretty, big, many 比较级：两个人或物之间的比较。 smaller, better, taller, older, more 最高级：三个或三个以上的人或物之间的比较。 smallest, tallest, newest, best 原级 比较级 最高级 一般在词尾加-er/-est small young smaller younger smallest youngest 以e结尾的形容词加-r/-st nice large nicer larger nicest largest 重读闭音节结尾的词,词尾只有一个辅音字母,应先双写该字母,再加-er/-est big thin bigger thinner biggest thinnest 以辅音字母加-y结尾的词,变y为i,再加-er/-est heavy happy heavier happier heaviest happiest 单音节和少数多音节的形容词的比较级的变化： 双音节或多音节形容词的比较级： 1、一般是在原级前加more构成比较级，在原级前加most构成最高级。 beautiful – more beautiful – most beautiful interesting – more interesting – most interesting dangerous – more dangerous – most dangerous 2、某些单音节形容词，加more, most 构成比较级和最高级。 glad – more glad – most glad pleased – more pleased – most pleased tired – more tired – most tired 3、少数多音节形容词，特别是y和ow结尾的，在原级和加er 和est构成比较级和最高级。 happy – happier – happiest narrow – narrower – narrowest 4、有些双音节和单音节形容词，既可以加er或est构成比较级和最高级，也可以加more 和most构成比较级和最高级。 right huge calm free true fond 不规则形容词的比较级和最高级： good / well – better – best bad / ill – worse – worst little – less – least many / much – more – most far – farther / further – farthest / furthest old – older / elder – oldest / eldest 比较级的用法： …than… 汤姆比杰克高. 这只箱子要比那只箱子大. 那些苹果比这些大. 第一个问题很容易,但第二个更容易. Tom is taller than Jack. This box is bigger than that one. Those apples are bigger than these ones. The first question is very easy, but the second one is easier. More examples: Mary is cleverer than her little sister. The new building is higher than the old one. His shirt is more expensive than mine. Kate is more beautiful than Lily is.