1、1形容词和副词的比较级和最高级讲解与练习一、变化规则一般的比较级和最高级在形容词或副词后加-er 或-est ，如：small - smaller - smallest 以不发音-e 结尾的形容词或副词直接加 r 或 st，如:large - largest - largest 重读闭音节词尾是一个辅音字母的，需双写该辅音字母，再加-er 或-est。如：big-bigger-biggest 以辅音字母加 y 结尾的形容词和副词，把 “y”变“i” ，再加 er 或-est.如：busy-busier-busiesthappy-happier-happiest一些双音节及多音节形容词或副词前要
2、加 more 和 most，如：slowly - more slowly - most slowlybeautiful-more beautiful-most beautiful还有一些不规则的变化：原级 比较级 最高级goo/ well better bestmany/ much more mostbad / badly（坏地） worse worstlittle less leastold older（年龄）/ elder( 辈份) oldest/ eldestfar farther 距离/ further（程度） farthest/ furthest2二、形容词和副词的等比句型as+ 原
3、级+as 和 一样 Im as tall as you. not as(so)+原级+as 不和一样（在否定句中常用 so 来代替 as）如：I cant run so fast as you. 另外 asas possible 为固定结构 “尽可能的” 如：as soon as possible, as quickly as possible “尽快”等。在以上两个句型中形容词或副词一定要用原级。练习：我的房间不如你的干净。_你必须跟他一样认真。_as as 前还可以加倍数,如:The room is two times as large as that one.三、比较级（两者之间）(1)
4、 两者相比: Which is+比较级,A or B? 如:Which is bigger, the sun or the moon?(2)比较级+ than. 如 :Mike is taller than John.(3)有 “of the two”, 用 the+比较级. 如:Lucy is the more careful of the two.(4) 比较级前可用 much/a lot /far/ a little /a bit/even 等修饰. 如:3This book is much more interesting than that one.The blouse I boug
5、ht yesterday is a little less expensive. To play basketball is far more enjoyable to the boy. (5) 比较级 +and+比较级,表“越来越”It becomes warmer and warmer.(6)“ the+比较级， the+比较级”,表“越，越”The higher you stand, the farther you will see.练习：1.你吃的越多, 就会越胖. _ 2. Mike looks _ than Paul, but they are of the same age.A.
6、 youngest B. the youngest C. younger D. very younger 四、最高级(三者或三者以上)1)三者或三者以上相比较用“the最高级名词范围（of/all+- ） ”。例如： This is the cleanest place of the city. 这是这个城市最清洁的地方。 Hu Yun is the fastest of all the girls in our class.胡云是我们女生中跑得最快的。 2）表示“最之一” ，用“one of the+形容词最高级复数名词” 。例如： The Great Wall of China is on
7、e of the greatest buildings in the world. 中国的长城是世界上最伟大的建筑之一。 4This is one of the most interesting books that Ive ever read.这是我读过的最有趣的书之一。 注意：形容词的最高级前面必须加定冠词 the，但当形容词最高级前面有物主代词修饰时，则不加 the。 副词前面的 the 可以省略。例如： （正）This is my best friend. （误）This is my the (the my) best friend. （正）Today is the happiest
8、day of my life. （误）Today is happiest day of my life. 练习： She is the tallest in his class. = She is _ ( tall)than any other student in his class.课堂练习1. Which lesson is _ (difficult) in Book 2?2. Alice writes _(carefully ) than I.3. This story is _( interesting) than that one.4. That was one of _( exc
9、iting) moments in 2008.5. This kind of food must be _ ( delicious )than that one.单选1The Yellow River is one of _ in China.A. the longest rivers B. the longer river C. the longest river D. the long river2. Does he speak Chinese _ his brother?A. as better as B. as good as C. as well as D. best than53.
10、 Which shirt do you like _, the white one or the blue one?A. better B. good C. best D. much4. This picture book is not _ that one.A. so interesting as B. so interesting than C. as interesting than D. interesting as5. This article is _ than that one.A. much easier B. more easier C. much more easier D
11、. more easy6. The Changjiang River is _ river in China.A. long B. longest C. the longest D. longer一、写出以下各形容词的比较级和最高级：1. nice _ 2. fat _ 3. slow _4. dry _ 5. happy _ 6. wet _7. much _ 8. ill _ 9. little _10. bad _ 11. thin _ 12. far _13. early _ 14. careful_ 15. busy _二、根据句意，用所括号内所级形容词的比较等级形式填空：1. Bo
12、b is _ ( young ) than Fred but _ (tall) than Fred. 2. Yingtian is not as _ (tall) as Yongxian. 3. Almost all the students faces are the same but Li Deming looks _(fat) than before . 4.Which is _ (heavy), a hen or a chicken? 65.- How _ (tall) is Sally? - She s 1.55 metres _ (tall). What about Xiaolin
13、g? - She s only 1.40 metres _(tall). She is much _(short) than Sally. She is also the _ (short) girl in the class. 6. He is _ (bad) at learning maths. He is much _ (bad) at Chinese and he is the _ (bad) at English. 7. Annie says Sally is the _ (kind) person in the world. 8.He is one of the_(friendly
14、) people in the class, I think. 9. A dictionary is much_ (expensive) than a story-book.10. An orange ia a little _ (big) than an apple, but much _ (small) than a watermelon.11. The Changjiang River is the _ (long) river in China.12. Sue is a little _ (beautiful) than her sister.13.My room is not as
15、_ (big) as my brother s.14.-How difficult is physics? -I m not sure.- Is it _(difficult) than maths? - I don t think so.15.- Annie plays the piano very _ (well).- Sue plays it _ (well) than Annie. And Sally plays it the _(well).16. Saturday is my _ (busy) day in a week.17. Her mother is getting _(fa
16、t) and _ (fat).18. I think it s too expensive. I d like a _ (cheap) one.719. He comes to school much _ (early) than I. 20.This book is not as _ (interesting) as that one. 三、单选1. This box is_ that one.A. heavy than B. so heavy than C. heavier as D. as heavy as2. When we speak to people, we should be
17、_ .A. as polite as possible B. as polite as possibly C. as politely as possible D. as politely as possibly3. This book is_ that one, but_ than that one.A. as difficult as; expensive B. as more difficult as; more expensiveC. as difficult as; more expensive D. more difficult as; as expensive4. I think
18、 the story is not so _ as that one.A. interesting B. interested C. more interesting D. most interesting5. His father began to work_ he was seven years old.A. as old as B. as early as C. since D. while6. I think science is _ than Japanese.A. much important B. important C. much more important D. more
19、much important7. This pencil is_ than that one.A. longest B. long C. longer D. as long8. My mother is no _ young.8A. shorter B. longer C. little D. few9 These children are _ this year than they were last year.A. more tall B. more taller C. very taller D. much taller10 It was very hot yesterday, but
20、it is_ today.A. even hotter B. more hotter C. much more hot D. much hot11. Mrs. Black has got_ instead of getting any better.A. more bad B. a little worse C. much badly D. a lot of worse12. When we arrived, we found the meeting room crowded with_ students.A. quite a few B. only a few C. few D. a few
21、 quite13. The house is small for a family of six.A. much too B. too much C. very much D.so14. Through the window we can see nothing but _ buildings.A. tall very many B. very many tall C. very tall many D. many very tall15. Whats your brother like? -He is_.A. a driver B. very tall C. my friend D. at
22、school16.Tom is one of _ boys in our class.A. tallest B. taller C. the tallest D. the tall17. English is one of_ spoken in the world.A. the important languages B. the most important languages C. most important language D. the most important language918. Beijing is one of_ in China.A. the largest city B. the large cities C. the larger cities D. the largest cities
