八年级英语形容词比较级最高级讲解及练习题(DOC 14页).docx

1、八年级英语形容词比较级最高级讲解及练习题形容词比较级(一)一般句式的构成： A + is / are+ 形容词比较级+ than + BA 是主格 B 是宾格如： She is taller than me.主格 形容词比较级 宾格（二）英语形容词比较级的构成英语形容词比较等级有三个：原级，比较级和最高级。形容词比较等级形式变化有规则的和不规则的两种。规则变化1）单音节词末尾加-er（比较级），-est（最高级）【例】 原级 比较级 最高级great greater greatestsmall smaller smallestclean cleaner cleanest2）单音节如以e结尾，只

2、加-r（比较级），-st（最高级）【例】 fine finer finestwidewide wider widest3）闭音节单音节词如末尾只有一个辅音字母，须先双写这个辅音字母，再加-er（比较级），-est（最高级）【例】 big bigger biggesthot hotter hottestred redder reddest4）少数以-y，-er，ow，-ble结尾的双音节词，末尾加-er（比较级），-est（最高级）。以-y结尾的词，如-y前是辅音字母，则变y为-i，再加-er和-est。以-e结尾的词只加-r和-st。【例】 clever cleverer cleverestn

3、arrow narrower narrowestable abler ablesteasy easier easiest5）其它双音节和多音节词皆在前面加单词more和most。【例】 careful more careful most carefuldifficult more difficult most difficultdelicious more delicious most delicious不规则变化原级 比较级 最高级good/well better bestbad worse worstmany/much more mostlittle less leastfar farth

4、er/further farthest/furthest注：有些形容词一般没有比较等级。如： right, wrong, woolen等。形容词的比较等级的用法：比较级用于二者的比较。【例】 Li Ping is older than Wang Hai. 李平比王海年纪大。There are more students in Class One than in Class Two.一班比二班学生多。形容词各等级的用法：1、原级（同级）比较：asas; not as(so)asWell give you as much help as we can.She isnt as(so)active i

5、n sports as before.2. 比较级：表示两者之间比 更可用状语much, a little, even等修饰： He made fewer mistakes than I did.He is even richer than I.3、高级：形容词最高级前必须加the, 副词最高级前常省略the，后面多用of， in短语表示范围：It was the most/least interesting story I have ever listened.He is the tallest of the three.4、如果在两者之间表示“最”时要在比较级前加the，而且还用of th

6、e two, of the pair短语：John is the clever of the two boys.Of the two boys, John is the clever.重点与难点：1、 asas结构：你和汤姆是一样好的孩子。Youre a boy as good as Tom.=Youre as good a boy as Tom.2、 (1)tooto与 sothat sb.cant的句型转换：前者为简单句，主语只有一个，而后者为复合句，主语有两个，试比较：The man was too angry to be able to speak.The man was so ang

7、ry that he wasnt able to speak.The milk was too hot to drink.The milk was so hot that we cant drink it.(2) tooto与 not enough to句型的转换：He is too young to get married.=He is not old enough to get married.The book is too difficult for me to read.=The book is not easy enough for me to read.3、 形容词原级表示比较级含

8、义：约翰不象迈克那么苯。John is not so stupid as Mike.John is less stupid than Mike.John is cleverer than Mike.4、 用比较级表示最高级：约翰是班里最高的男生。John is taller than any other boy in the class.John is the tallest boy in the class.John is taller than :any other boy.any of the other boy.all the other boy.any of the others.a

9、ny one else.5、 the more. the more.表示“越越”:The more books you read, the wider your knowledge is.The more food you eat, the fatter you are.6、 more and more.表示“越来越”:More and more students realized the importance of a foreign language.Our country is getting stronger and stronger.Mid-Autumn FestivalMid-Au

10、tumn Day形容词比较级和最高级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) (比较级) (最高级)2) 以 -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)

11、 (比较级) (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) (比较级) (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 (原形) (比较级) (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) (比较级) (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。

12、beautiful (原级) (比较级) (比较级)difficult (原级) (最高级) (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-bestmany-more-mostmuch-more-mostbad-worse-worstfar-farther, further-farthest, furthest形容词前如加 less 和 least 则表示较不和最不important 重要 less important 较不重要 least important 最不重要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

13、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 we are. 我们老师的个子比我们的高。It is today than it was yesterday. 今天的天气比昨天暖和。This picture is than that one. 这张照片比那张照片漂亮。This meeting is than that one. 这次会议不如那次会议重要。The sun is than the moon. 太阳比月亮大得多。形容词最高级的用法:

14、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 student her class. 她是班上最好的学生。Shanghai is one of cities China. 上海是中国最大城市之一。This is apple I have ever met. 这是我见到的最大的苹果。Tom is boy in his basketball team. 汤姆是他们篮球队中个子最高的孩子。英语语法之形容词比较级和最高级练习题1. This box is_ that one.A. heavy than B.

15、 so heavy than C. heavier as D. as heavy as2 When we speak to people, we should be .A. as polite as possible B. as polite as possiblyC. 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 expensive

16、C. as difficult as; more expensive D. more difficult as; as expensive4 I think 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 _

17、 than Japanese.A. much important B. important C. much more important D. more much important7. This pencil is_ than that one.A. longest B. long C. longer D. as long8. My mother is no _ young.A. shorter B. longer C. little D. few9. These children are _ this year than they were last year.A. more tall B

18、. more taller C. very taller D. much taller10. It was very hot yesterday, but it is_ today.A. even hotter B. more hotterC. 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 meet

19、ing room crowded with_ students.A. quite a few B. only a few C. few D. a few 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. -Wh

20、ats your brother like?-He is_.A. a driver B. very tall C. my friend D. at school16.The jacket was so_ that he decided to buy it. ,A. much B. little C. expensive D. cheap17. Our classroom is_ larger than theirs.A. more B. quite C. very D. much18. The earth is about_ as the moon.A. as fifty time big B

21、. fifty times as big C. as big fifty times D. fifty as times big19. Your room is mine.A. twice as large than B. twice the size ofC. bigger twice than D. as twice large as20. Your room is _ than mine.A. three time big B. three times big C. three times bigger D. bigger three times21. His father is_tha

22、n his mother. ;A. older four years B. as four years older C. four years older D. bigger four years22. Maths is more popular than_.A. any other subject B. all the subjects C. any subject D. other subject23. China is larger than _ in AfricaA. any other country B. other countries C. the other country D

23、. any country24. Tom is stronger than _ in his class.A. any other boy B. any boys C. any boy D. other boy25. When spring comes, it gets_.A. warm and warm B. colder and colder C. warmer and warmer D. shorter and shorter26. By and by, _ students in our class came to like English.A. more and more B. mu

24、ch and much C. many and many D. less and least27. At last he began to cry _.A. hard and hard B. more hard and more hardC. harder and harder D. less hard and less harder28. When spring comes the days get _ and nights _.A. short; long B. long; short C. longer; shorter D. shorter; longer29. _ I look at

25、 the picture, _ I like it.A. The best; the more B. The more; the lessC. The more; less D. More; the more30. _ he read the book, _ he got in it.A. The more; the more interestingB. The less; the more interestingC. The more; the more interested D. More; more interested31. _ you come back, _ it will be.

26、A.The quicker; the best B.The sooner; the better C. Faster; the better D. The sooner; better32. I like_ one of the two books.A. the older B. oldest C. the oldest D. older33. Which is_country, China or Japan?A. the large B. the larger C. larger D. largest34. Of the two cups, he bought .A. the smaller

27、 B. the smallest C. small D: smaller35. 1 Which do you like _, tea or coffee?A. well B. better C. best D. most36. This work is _ for me than for you.A. difficult B. most difficultC. much difficult D. more difficult37. Which do you think tastes _, the chicken or the fish?A. good B. better C. best D.

28、well38. The Great Pyramid is about 137 metres high today, but it was once A. higher B. highest C. high too D. more high39. Dont you think it _ not to write the letter?A. well B. better C. best D. good40. Who jumped_of all?A. far B. farther C. farthest D. the most far41. Li Lei is_ student in our cla

29、ss.A. tall B. taller C. tallest D. the tallest42. The fifth orange is_ of all. Give it to that small child.A. big B. bigger C. the bigger D. the biggest43. Who is of you three?A. the oldest B. much older C. oldest D. older44. Tom is one of _ boys in our class.A. tallest B. taller C. the tallest D. t

30、he tall45. English is one of_ spoken in the world.A. the important languages B. the most important languagesC. most important language D. the most important language46. Beijing is one of_ in China.A. the largest city r B. the large cities C. the larger cities D. the largest cities47. Most of the woo

31、ds _ been taken good care of.A. are B. is C. has D. have48. _ like playing football and watching TV.A. Most boys B. Most of they C. Most boy D. More of they49. _ are here watering the flowers here.A. Some B. Some of the boys C. Some boy D. Some of boys50. _ havent been to American.A. Most them B. Most they C. More of them D. Most of them