形容词比较级和最高级ppt课件

1、描画词比较级和最高级的描画词比较级和最高级的构词规那么构词规那么一、规那么变化一、规那么变化v1.单音节和少数双音节单词，普通在词单音节和少数双音节单词，普通在词尾加尾加“er或或“est。 v clean, tall, small, cheap , short, long, light, highv2. 以不发音字母以不发音字母“e结尾的单词，直接结尾的单词，直接在词尾加在词尾加 “r或或“st。v nice, late, close, fine, large, free, rudev以重读闭音节结尾的单词，假设词尾只需一个以重读闭音节结尾的单词，假设词尾只需一个辅音字母时，应先双写这一辅音

2、字母，再加辅音字母时，应先双写这一辅音字母，再加“er或或“est。 v fat, big, red, thin, hot, fat, sad,v wetv以辅音字母以辅音字母+y结尾的单词，应先改结尾的单词，应先改“y为为“i，在加在加“er或或“est。 v happy , easy, heavy, healthy, busy, lucky, pretty, sunny, funnyv5、 其他双音节单词和多音节单词，都在其前其他双音节单词和多音节单词，都在其前面加面加“more或或“most。(beautiful, interesting)二、二、 不规那么变化。不规那么变化。 合二为一

3、共三对合二为一共三对:“坏坏bad,“病病ill的比较的比较级为级为worse,最高级为最高级为worst.两多两多many/much的比较级为的比较级为more,最高级为最高级为most.“两好两好good/well 的比较级为的比较级为better, 最高级为最高级为best. 一分为二只两个，一是一分为二只两个，一是“远远far的比较级的比较级为为farther/further,最高级为最高级为farthest/furthest.二是二是“老老old的比较级的比较级为为 older/elder，最高级为，最高级为oldest/eldest. 还有一词还有一词little“少的比较级为少的

4、比较级为less,最高最高级为级为least.Read and compare :younglongfullshortsmalloldfineeasyhungryearlyheavybigredyounger youngestlonger longestfuller fullest shorter shortestsmaller smallestolder oldest finer finesteasier easiesthungrier hungriest earlier earliestheavier heaviestbigger biggest redder reddesthealthy

5、manyfamousillexcitingcarefullywet hotlittlefewhealthier healthiestmore mostmore famous most famousworse worstmore exciting most excitingmore carefully most carefullywetter wettesthotter hottestless leastfewer fewestI. 原级用法原级用法:* 1. as+adj/ adv.的原级的原级+ as (肯肯,否否) , (not)soas (否否)eg. The ruler is as l

6、ong as that one. He sings as well as Jack. He doesnt sing as(so) well as Jack.2. as much as, as many as 与与一样多一样多eg. I have done as much work as he did yesterday. You can take as many books as you can. II. 比较级用法比较级用法:1. 比较级比较级+than比较级比较级+and+比较级比较级, 表示表示“越来越越来越 eg. warmer and warmer, nicer and nicer,

7、 more and more beautiful, more and more funthe+比较级比较级 the+ 比较级比较级 eg. The more you read the book, the more interesting you found . * 4. 比较级的修饰语有比较级的修饰语有 : much, far, even, a little, a lot, a bit, rather, still, a great deal (大量大量) + adj./adv. 比较级比较级5. 当比较级后没有当比较级后没有than, 而为而为of the two的构造的构造,比较级前加比较

8、级前加the. eg. The taller of the two girls is Mary.最高级用法最高级用法:1. 描画词最高级用于描画词最高级用于in, of 或或among的构造中的构造中, 描画词最高级前描画词最高级前+the eg I am the best of (among)the three. He is the thinnest boy in my class.2. 副词最高级不需副词最高级不需+the eg. Jim goes to bed latest in my family.) (单数单数)city 2. 比较级和最高级互换比较级和最高级互换(比较时要把本人排除

9、在外。留意比较时要把本人排除在外。留意比较的范围比较的范围)eg. Shanghai is the largest city in China. Shanghai is larger than any other in China. John is thinner than any other student in the class.John is thinner than in the class.eg: John is the thinnest student in the class.anyone/anybody else Shanghai is larger than any cit

10、y in Africa.cityIV. Others Alices diet was less healthy than Dannys diet. (不如不如) (more than 胜于胜于)This T-shirt is the same size as that one.The red shirt is five yuan cheaper than that blue one.Which is the least interesting film youve ever seen? This park is three times as big as the Summer Palace.

11、(倍数倍数+asas)This book cost twice as much as that one.+n. * adj.&adv: hard, fast, early, late, high, etc.I think English is as as maths. D. importanterimportant B.more important C. most important 2.Mother gets up in my family.early B. earlier C. earliest D. the earlier3. The next morning Jenny got

12、 up even .early B. earlier C. earliest D. the earliest4. Emily sings of the five girls.good B. well C. better D. best5. In fact, Delia is a little than her elder sister.tall B. taller C. tallest D. the tallest6. Heidi does not jump so as Jane.A. high B. higher C. highest D. the highest7. Of all the

13、stars the sun is to us.close B. closer C. closest D. the closest8. Barbara felt much than before after dark.cold B. colder C. coldest D. the coldest9. This jacket is smaller than that one but its .expensive B. more expensive C. most expensive D. the most expensive10. Our country has become in the pa

14、st 20 years.more and more rich and strong more richer and more stronger C. more rich and more strongD. richer and stronger11. William Shakespeare is one of play writers in England.great B. greater C. greatest D. the greatest12. -What do you think of Miss Lis teaching? -Oh, no one else teaches .good

15、B. well C. fine D. better13. The population of Japan is than that of China.A. fewer B. smaller C. larger D. more14. The next day Jim was very wet again, and his mother became angrier. very B. more C. even D. ever15. Tom is more careful than any in his class. A. boy B. other boys C. boys D. other boy

16、 16. play writers in England.great B. greater C. greatest D. the greatest12. -What do you think of Miss Lis teaching? -Oh, no one else teaches .good B. well C. fine D. better13. The population of Japan is than that of China.A. fewer B. smaller C. larger D. more14. The next day Jim was very wet again

17、, and his mother became angrier. very B. more C. even D. ever15. Tom is more careful than any in his class. A. boy B. other boys C. boys D. other boy Do some exercises同义句转换同义句转换 He is the tallest student in his class. He is _ _ _ _ student in his class. He is _ _ _ _ students in his class. Peter dra

18、ws well, Lilei draws better. Lilei draws _ of the two. The tractor goes faster than the bike. The bike goes _ _ than the tractor. His cakes dearer than the twins cakes. His cake is _ _ of the three.taller than any other taller than the otherbettermore slowlythe dearest选择填空选择填空1. Which does Jimmy lik

19、e ,Chinese or Art? A. well B. best C. better D. much2. The Chang jiang River is one of in the world.A. the longest river B. longest rivers C. the longest rivers D. longer rivers3. of the two women is Mrs Brown. A. The beautiful B. The more beautiful C.More beautiful D. The most beautiful4. My moonca

20、ke is nicer his. A. like B. with C. for D. than 5. You are fatter than . A. he B. his C. him D. he is tall6. He jumps of the three. A. far B. further C. farthest D. furthest7. My hair is longer than . A. my sister B. Kate C. my brothers D. LucysCCBDACC8. There is paper here .Please bring some. A. li

21、ttle B. less C. fewer D. a little9. The pen is than that one. A. more cheap B. cheap C. much cheaper D. quite cheaper10.Tom speaks Chinese better than Jimmy. A. more B. very C. a lot of D. much 11.There are girls in Class Two than in Class Four. A. more B. nicest C. most D. best 12.Its too for you to do that. A. easy B. more dangerous C. harder D. the easiest13.Who has apples now, Jim, Lily or Lucy? A. much B. biggest C. better D. the most 14.You have more