1、 绝大多数形容词有三种形式，原级，比较级和最高级，以表示形容词说明的性质在程度上的不同。 形容词的原级: 形容词的原级形式就是词典中出现的形容词的原形。例如: poor，tall，great，glad，bad 9 / 1 1形容词的比较级和最高级: 形容词的比较级和最高级形式是在形容词的原级形式的基础上变化的。 分为规则变化和不规则变化。 规则变化如下: 1）单音节形容词的比较级和最高级形式是在词尾加 -er 和 -est 构成。 great （原级） greater （比较级） greatest （最高级） high （原级） higher （比较级） highest （最高级） 2）以 -
2、e 结尾的单音节形容词的比较级和最高级是在词尾加 -r 和 -st 构成。 wide （原级） wider （比较级） widest （最高级） nice （原级） nicer （比较级） nicest （最高级） 3）少数以-y，-er，-ow，-ble结尾的双音节形容词的比较级和最高级是在词尾加 -er 和 -est 构成。 clever （原级） cleverer （比较级） cleverest （最高级） 4）以 -y 结尾，但 -y 前是辅音字母的形容词的比较级和最高级是把 -y 去掉，加上 -ier 和-est 构成. happy （原级） happier （比较级） happie
3、st （最高级） busy （原级） busier （比较级） busiest （最高级） 5）以一个辅音字母结尾其前面的元音字母发短元音的形容词的比较级和最高级是双写该辅音字母然后再加 -er和-est。 big （原级） bigger （比较级） biggest （最高级） hot （原级） hotter （比较级） hottest （最高级） 6）双音节和多音节形容词的比较级和最高级需用more 和 most 加在形容词前面来构成。 beautiful （原级） difficult （原级） more beautiful （比较级） more difficult （比较级） most b
4、eautiful （最高级） most difficult （最高级） 常用的不规则变化的形容词的比较级和最高级: 原级 比较级 最高级 good better best many more most much more most bad worse worst little less least ill worse worst far farther（further） farthest（furthest） 形容词前如加 less 和 lest 则表示 “较不”和 “最不” important 重要 less important 较不重要 lest important 最不重要 / 2 int
5、eresting 困难的 less interesting 较不难的，稍容易的 least interesting 最不难的，最容易的 2形容词比较级的用法: 形容词的比较级用于两个人或事物的比较，其结构形式如下: 主语+谓语（系动词）+ 形容词比较级+than+ 对比成分。也就是，含有形容词比较级的主句+than+从句。注意从句常常省去意义上和主句相同的部分，而只剩下对比的成分。 Our teacher is taller than we are. 我们老师的个子比我们的高。 It is warmer today than it was yesterday. 今天的天气比昨天暖和。 This
6、 picture is more beautiful than that one. 这张照片比那张照片漂亮。 This meeting is less important than that one. 这次会议不如那次会议重要。 The sun is much bigger than the moon. 太阳比月亮大得多。 3形容词最高级的用法: 形容词最高级用于两个以上的人和物进行比较，其结构形式为: 主语+谓语（系动词）+the+形容词最高级+名词+表示范围的短语或从句。 She is the best student in her class. 她是班上最好的学生。 Shanghai i
7、s one of the biggest cities in China. 上海是中国最大城市之一。 This is the biggest apple I have ever met. 这是我见到的最大的苹果。 Tom is the tallest boy in his basketball team. 汤姆是他们篮球队中个子最高的孩子。 四有关形容词的几个特殊用法: 1most 同形容词连用而不用 the，表示 “极，很，非常，十分”。 Its most dangerous to be here. 在这儿太危险。 I cannot do it，its most difficult. 我干不
8、了这件事，太难了。/ 3 2“The+形容词比较级， the+形容词比较级”表示 “越就越”。 The more you study，the more you know. 你学的越多，就知道的越多。 The more I have，the more I want. 我越有就越想要有。 The more，the better. 越多越好。 3“形容词比较级 + and + 形容词比较级 ”， 表示 “越来越”。s getting hotter and hotter. 天气越来越热了. s pity he is getting poorer and poorer. 真可怜他越来越穷了。 Compu
9、ter is cheaper and cheaper. 计算机越来越便宜。 More and more people focus on the meeting next year. 越来越多的人关注明年的会议。 4主语+谓语（系动词）+as+形容词原形+as+从句。表示两者对比相同。 This box is as big as mine. 这个盒子和我的一样大。 This coat is as cheap as that one. 这件衣服同那件衣服一样便宜。 This box is as heavy as that one. 这个箱子和那个一样重。 5the + 形容词 表示某种人。 （原级
10、） He always helps the poor. 他经常帮助穷人。 I like to have a talk with the young. 我喜欢同年轻人谈话。 The rich sometimes complain their empty life. 富人有时抱怨他们空虚的生活。 The police led the old man across the street. 警察领老人横过马路。形容词专项练习 单项选择: （ ） 1. Jack is the youngest _. A. in all / 4 B. in there C. of three D. of the thre
11、e （ ） 2. The new watch is very _. A. nice B. well C. fine D. clean （ ） 3. Can you do it _?A. good B. nice C. well D. fine （ ） 4. Who is _ you three?A. the oldest of B. older of C. the oldest in D. oldest in （ ） 5. Jim is _ of the two boys. A. taller B. the taller C. tallest D. the tallest （ ） 6. Sha
12、nghai is one of the _ in China. A. biggest city B. big cities C. biggest cities D. bigger city （ ） 7. She is cleverer than _ in my class. A. any other girl B. any other girls C any girls D. any others （ ） 8. Would you like to put on the coat? I think you are _ cold. A. little B. a little C. few D. a
13、 few （ ） 9. The trousers are _ of all ，but its too _. A. best cheap B. betterdear C. the bestdear D. good cheap （ ） 10. Mei Mei is _ than any other student in her class. A. very earlier / 5 B. much earlier C. earliest D. early （ ） 11. Playing football is a little better than _. A. have a swim B. has
14、 swimming C. having a swim D. have swimming （ ） 12. His room is _ than yours. A. very big B. biggest C. quite biggest D. much bigger （ ） 13. Which is _ popular game in China，basketball ，football or swimming?A. very B. more C. most D. the most （ ） 14. Kates kite is high， but Toms is _ of all. A. high
15、 B. the highest C. higher D. the higher （ ） 15. Please keep the window _. A. open B. opened C. opening D. close （ ） 16. Our classroom is _ than _. A. brighterthem B. brighttheirs C. brightertheirs D. more than three years （ ） 17. Im not feeling _. A. nice B. good C. well D. enough （ ） 18. The weathe
16、r is getting _. A. well and well B. good and good C. best and best D. finer and finer （ ） 19. Last night there was a _ rain. It rained _ all night. A. heavyheaver / 6 B. heavierheavier C. heavyheavily D. heavilyheavily （ ） 20. -Is the horse _ the elephant? -No，the elephant is much _ than the horse.
17、A. as strong as stronger B. strongeras strong as C. as stronger asstrong D. strongerstronger （ ） 21. Rose is younger than anyone else in the class. It means _. A. She is not as young as any other girl in the class. B. She is as old as anyone in the girls in the class. C. She is the youngest in the c
18、lass. D. She is older than some of the girls in the class. （ ） 22. When you speak to people，you should be _. A. as politely as possible B. as polite as possibly C. as polite as possible D. as politely as possibly （ ） 23. Tom prefers math to Chinese ，but I think Chinese is much _. A. interesting B. v
19、ery interesting C. more interesting D. most interesting （ ） 24. We didnt learn _ in the last lesson. A. something new B. new something C. anything new D. new anything （ ） 25. It was _ yesterday than today. A. much hot B. more hotter C. the hottest D. hotter （ ） 26. The box is _ that one. A. heavy th
20、an B. as heavy as C. heavier as D. so heavy than （ ） 27. Of all the stars， the sun is _ to us. A. near B. nearer C. the nearest D. father （ ） 28. In this country ，its very _ in November，but its even _ in December. / 7 A. cold；cold B. cold； colder C. colder；D. colder； coldest （ ） 29. The sweater is v
21、ery beautiful，but its _ dear. A. too much B. much too C. many D. more （ ） 30. we cant put this basket in the car. The car is _ full. A. so B. very C. too D. quite （ ） 31.Look outside! What a _ wind!A. strong B. strongly C. heavy D. heavily （ ） 32. Look at these children! They are playing _. They are
22、 always _. A. happy；happy B. happily ； happily C. happily ；D. happy ；happily （ ） 33. The bread tastes _. A. good B. well D. busy （ ） 34. Beijing is becoming _ and _. A. more beautiful，more beautiful B. beautiful ， beautiful C. more，more beautiful D. more beautiful，more （ ） 35. Mrs. Brown has _ car.
23、A. a beautiful new American B. a new American beautiful C. a new beautiful American D. an American beautiful new （ ） 36. If you wish to study hard，you must go to cinema _. A. less often B. fewer often C. little often D. least always / 8 （ ） 37. The price of the pen is _. A. dear B. expensive C. more D. high ） 38. I feel _ today. （ A. asleep B. sleepy C. sleeping D. slept ） 39. My mother is no _ young. （ A. shorter B. longer C. little D. few
