Unit 9 The wind is blowing --比较级和最高级专项练习.ppt

1、Unit 9 The wind is blowing 比较级和最高级专项练习,I am big.,I am bigger than the green apple.,I am the biggest.,My son is smaller than me.,Ant is smaller than me.,I am the smallest.,I am taller than you.,I am tall.,I am the tallest.,I am heavier than you.,I am heavy.,I am the heaviest.,My neck is the longest.,

2、My neck is long.,My neck is longer than you.,Practise,1. Mocky is _ than Ann. A. the shorter B. shorter C. shortest 2. I am _ than my mom. A. younger B. youngger C. the younger,B,A,Practise,4. This is one of _ mount in the world. A. the tallest B. the talest C. tallest 5. Ann is _ than me. A. heavye

3、r B. heavier C. more heavier,A,B,Practise,6.Whois _ inyourclass? A.thinest B.the thinner C.the thinnest 7.Whichanimal isthe_,ant, mouse or elephant? A.bigB.biggerC.biggest,C,C,一、规则变化,1.单音节和少数双音节单词，一般比较级在词尾加“er”，最高级在词尾加“est”。 clean-cleaner-cleanest tall-taller-tallest 2.以不发音字母“e”结尾的单词，比较级直接在词尾加“r”，最高

4、级直接加“st”。 nice-nicer-nicest late-later-latest,3.以重读闭音节结尾的单词，如果词尾只有一个辅音字母时，应先双写这一辅音字母，再加“er”或“est”。 fat-fatter-fattest big-bigger-biggest 4.以辅音字母+y结尾的单词，应先改“y”为“i”，在加“er”或“est”。 happy happier-happiest easy easier-easiest 5、 其他双音节单词和多音节单词，都在其前面加“more”或“most”。 beautiful-more beautiful-most beautiful,二、

5、不规则变化。 1.合二为一。如“坏bad”,“病ill”的比较级为worse,最高级为worst.两多many/much”的比较级为more,最高级为most.“两好good/well” 的比较级为better, 最高级为best. 2.一分为二。如“远far”的比较级为farther/further,最高级为farthest/furthest. “老old”的比较级为 older/elder，最高级为oldest/eldest. 3.还有一词little“少”的比较级为less,最高级为least.,I. 原级用法: 1. as+adj/ adv.的原级+ as (肯,否) , (not)s

6、oas (否) eg. The ruler is as long 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: 1. 比较级+than 比较级+and+比较级, 表示“越来越” eg. warmer and warmer, nicer

7、 and nicer, more and more beautiful, more and more fun the+比较级 the+ 比较级 eg. The more you read the book, the more interesting you found . 4. 比较级的修饰语有 : much, far, even, a little, a lot, a bit, rather, still, a great deal (大量) + adj./adv. 比较级 5. 当比较级后没有than, 而为of the two的结构,比较级前加the. eg. The taller of

8、 the two girls is Mary.,最高级用法: 1. 形容词最高级用于in, of 或among的结构中, 形容词最高级前+the eg I am the best of (among)the three. He is the thinnest boy in my class.,2.比较级和最高级互换。 eg. Shanghai is the largest city in China.,John is thinner than any other student in the class. John is thinner than in the class.,eg: John

9、is the thinnest student in the class.,anyone/anybody,else,Shanghai is larger than any city in Africa.,IV. Others Alices diet was less healthy than Dannys diet. (不如) (more than 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 int

10、eresting film youve ever seen? This park is three times as big as the Summer Palace. (倍数+asas) This book cost twice as much as that one.,1. I think English is as _ as Chinese. important B. more important C. most important 2. Mother gets up in my family. early B. earlier C. earliest 3. The next morni

11、ng Jenny got up even . early B. earlier C. earliest 4. Emily sings of the five girls. well B. better C. best 5. In fact, Delia is a little than her elder sister. tall B. taller C. tallest 6. Heidi does not jump so as Jane. A. high B. higher C. highest,7. Of all the stars the sun is to us. close B. closer C. closest D. the closest 8. Barbara felt much than before after dark. cold B. colder C. coldest D. the coldest 9. This jacket is smaller than that one but its . expensive B. more expensive C. most expensive