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1、比较级和最高级规则变化:构成法 原级 比较级 最高级 1.一般单音节词未尾加-er,-est. tall(高的) taller tallestgreat(巨大) greater greatestlarge(大的) larger largest2. 以不发音的 e 结尾或以 -le 结尾的音节词只加-r, -st.nice(好的) nicer nicestable(有能力的) abler ablest 3. 以一个辅音字母结尾的闭音节词,双写结尾的辅音字母,再加-er ,-est. big(大的) bigger biggesthot(热的) hotter hottest4.以辅音字母+y结尾的双
2、音节词,改 y 为 i,再加-er,-est. easy(容易的) easier easiestbusy(忙的) busier busiest 5.少数以-er,-ow 结尾的双音节词,未尾直接加-er,-est.clever(聪明的 ) cleverer cleverest narrow(窄的) narrower narrowest6.其他双音节词和多音节词,在前面加 more,most. 来构成比较级和最高级。important(重要的 ) more important most importanteasily(容易地) more easily most easily 不规则形容词比较等级
3、的形式变化:good-better-best 好的well-better-best 身体好的bad-worse-worst 坏的ill-worse-worst 病的many-more-most 许多much-more-most 许多few-less-least 少数几个little-less-least 少数一点儿far-further-furthest 更进一步,程度far-farther-farthest 更远,路程old-older-oldest 年老的(指年纪)old-elder-eldest 年老的(指兄弟姐妹的排行)比较级的句子结构通常是:什么 + 动词 be (am , is ,
4、 are ) + 形容词比较级 + than(比)+ 什么 如:Im taller and heavier than you. (我比你更高和更重。 )An elephant is bigger than a tiger. (一只大象比一只老虎更大。 )注意 比较的两者应该是互相对应的可比较的东西。典型错误:My hair is longer than you.(我的头发比你更长。 )比较的两者是我的头发、你(整个人) ,那么比较的对象就没有可比性。 应该改为:My hair is longer than yours. 或 My hair is longer than your hair.练习
5、1.写出下列形容词与副词的比较级与最高级形式: long_ _ wide _ _ fat _ _ heavy_ _ slow _ _ few_ _bright_ _ badly _ _ far_ _many_ _ happy_ _ 2.用所给词的正确形式填空:1. Almost all the students faces are the same but Li Deming looks _ (fat) than before after the summer holidays. 2.He is _ (bad) at learning math.3. He is much _ (bad) at
6、 Chinese and he is the _ (bad) at English. 4. Annie says Sally is the _ (kind) person in the world. 5.He is one of the_(friendly) people in the class, I think.6.Sue is a little _ (beautiful) than her sister.7.My room is not as _ (big) as my brother s.8. -How difficult is physics? -I m not sure. 9. -
7、 Is it _ (difficult) than math? - I don t think so.10.- Annie plays the piano very _ (well).- Sue plays it _ (well) than Annie. And Sally plays it the _ (well). 1、从方框中选出合适的单词完成句子 heavy tall long big(1) How is the Yellow River?(2) How is Mr Green? Hes 175cm.(3) How are your feet? I wear size 18.(4)Ho
8、w is the fish? Its 2kg.2、根据句意写出所缺的单词(1) Im 12 years old. Youre 14. Im than you.(2) A rabbits tail is than a monkeys tail.(3) An elephant is than a pig.(4) A lake is than a sea.(5) A basketball is than a football.3、根据中文完成句子.(1) 我比我的弟弟大三岁 . Im than my brother.(2) 这棵树要比那棵树高 . This tree than that one.(3) 你比他矮四厘米. You are than he.(4) 谁比你重 ? than you?