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1、1.31 比较级与最高级1.直接在词尾加直接在词尾加 er 和和 est 如:tall ,small ,clean ,short quick cheap long 2.以以 e 结尾的单词在词尾加结尾的单词在词尾加 r 和和 st 如: fine ,nice, free ,blue , safe, large wide 3.辅音字母加 y 的单词改 y 为 i 加 er 和 est 如: happy ,easy, pretty, heavy, funny , healthy early 4.重读闭音节单词双写最后一个字母加 er 和 est 如:big ,red ,thin ,slim ,we
2、t ,hot, fat ,sad，glad 5.多音节单词和多音节单词和部分双音节、少数单音节单词在词前加部分双音节、少数单音节单词在词前加 more 和和most. dangerous ,interesting ,expensive , important,popular, friendly ,polite,tired6.特殊形式: 1).good-better best 2).wellbetterbest 3).bad/badlyworseworst 4).illworseworst 5)manymoremost 6).muchmoremost 7).littlelessleast 8).
3、oldolderoldest 9).oldeldereldest 10).farfartherfarthest（具体） 11).farfurtherfurthest(抽象意义) 注意：much, still ,a little, even，far, a bit, a great deal后常用形容词或副词的比较级只有一个音节：单音节词；两个音节：双音节词；三个及以上：多音节词音节：一个单词里有多少个元音发音就是几音节词。一般有几个元音字母就是几音节词大多数形容词（性质形容词）和副词有比较级和最高级的变化，即大多数形容词（性质形容词）和副词有比较级和最高级的变化，即原级、比较级和最高级，用来表示
4、事物的等级差别。原级即形容词原级、比较级和最高级，用来表示事物的等级差别。原级即形容词的原形，比较级和最高级有规则变化和不规则变化两种。的原形，比较级和最高级有规则变化和不规则变化两种。 1) 规则变化规则变化 单音节词和少数双音节词，加词尾单音节词和少数双音节词，加词尾-er，-est 来构成比较级和最高级。来构成比较级和最高级。构成法 原级 比较级 最高级 一般单音节词未尾加一般单音节词未尾加-er,-est ：tall(高的) taller tallest great(巨大的) greater greatest 以不发音的以不发音的 e 结尾的单音词结尾的单音词和少数以- le 结尾的双
5、音节词只加-r,-st ：nice(好的) nicer nicest large(大的) larger largestable（有能力的) abler ablest 以一个辅音字母结尾的闭音节、单音节词，双写结尾的辅音字母， 再加-er，-est：如，big(大的) bigger biggest hot 热的) hotter hottest“以辅音字母+y“结尾的双音节词，改 y 为 i，再加 -er，-est Easy easier easiest busy busier busiest 少数以-er，-ow 结尾的双音节词末尾加-er，-est clever(聪明的聪明的) clevere
6、r cleverest narrow(窄的窄的) narrower narrowest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。easily more easily the most easilyImportant more important the most important 2) 不规则变化 原级 比较级 最高级 Good better best bad worse worst old older/elder oldest/eldest much/many more mostlittle less least far farther/further f
7、arthest/furthest注意： 1）要避免重复使用比较级。 (错) He is more cleverer than his brother. (对) He is more clever than his brother. (对) He is clever than his brother. 2）要避免将主语含在比较对象中。 (错) China is larger that any country in Asia. (对) China is larger than any other countries in Asia. 3）要注意对应句型，遵循前后一致的原则。 The populat
8、ion of Shanghai is larger than that of Beijing. It is easier to make a plan than to carry it out. 4）要注意冠词的使用，后有名词的时候，前面才有可能有名词。（一） 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_ _ brightly_ far_ quickly _ happy_ unhappy_ (二)用所给词的正确形式填空： 1. Of the two girls, I find Lucy the _ (cleve
9、r). 2. Gold(黄金) is _ (little) useful than iron(铁). 3. My sister is two years _ (old ) than me. 4. Johns parents have four daughters, and she is the _ (young) child. 5. The _ (cheap) bags are the not usually the best ones. 6. The short one is by far _ expensive of the five. 7. The boy is not so _ (in
10、teresting) as his brother. 8. Dick sings _ (well), she sings _(well) than John, but Mary sings_(well) in her class. 9. She will be much _ (happy) in her mew house. 10. This dress is _ that.(twice, asas, expensive) 1. When we speak to people, we should be . A. as polite as possible B. as polite as po
11、ssibly C. as politely as possible D. as politely as possibly 2. This book is_ that one, but_ than that one. A. as difficult as; expensive B. as more difficult as; more expensive C. as difficult as; more expensive D. more difficult as; as expensive 3. I think the story is not so _ as that one. A. int
12、eresting B. interested C. more interesting D. most interesting 4. His father began to work_ he was seven years old. A. as old as B. as early as C. since D. while 5. I think science is _ than Japanese. A. much important B. important C. much more important D. more much important 6. This pencil is_ tha
13、n that one. A. longest B. long C. longer D. as long 7. These children are _ this year than they were last year. A. more tall B. more taller C. very taller D. much taller 8. It was very hot yesterday, but it is_ today. A. even hotter B. more hotter C. much more hot D. much hot 9.When we arrived, we found the meeting room crowded with_ students. A. quite a few B. only a few C. few D. a few quite 10 .The house is _small for a family of six. A. much too B. too much C. very much D.so
