形容词比较级和最高级的构成和用法

1、形容词比较级和最高级的构成和用法,大多数形容词和副词有三个等级： 原级、比较级、最高级。 一、形容词比较级的构成 1.构成的不规则变化: 2.构成的规则变化:,形容词和副词的比较级,1. 构成的不规则变化: e.g. good / well better best bad / badly worse worst many / much more most little less least far farther / further farthest/ furthest,2. 构成的规则变化: 1) 单音节词和少数双音节词一般在词尾 后加-er 构成比较级 或-est构成最高级. 如： 原级

2、比较级 最高级 cold colder coldest bright brighterbrightest young younger youngest,2) 以字母 e 结尾的词只加 r 或-st 构成 比较级和最高级。 原级 比较级 最高级 nice nicer nicest fine finer finest large larger largest,3) 重读闭音节词末尾只有一个辅音字母 时, 先双写这个辅音字母, 再加-er或-est。 如: big bigger biggest thin thinner thinnest 4) 以“辅音字母+ y”结尾的双音节词， 先改y为i, 再加

3、-er或-est。如： easy easier easiest happy happier happiest,5) 多音节词和部分双音节词在词前加more 或most。如： delicious more delicious most delicious interesting more interesting most interesting importantmore important most important,carefully-more carefully-most carefully quickly-more quickly -most quickly slowly-more s

4、lowly -most slowly easily- more easily -most easily,讲述两者有差异, 第一个人物超过第二个人 物时用比较级。 基本句型：主语(A)+谓语动词+形容词/副词比较级+than+主语(B)+. e.g. Amoderntrainisfasterthanacar. 现代的火车比轿车快多了。 Thisbookdidntcostmemorethanthatone. 这本书花费我的钱不比那本多。,比较级的用法,在形容词比较级前还可用much, even, still, a little来修饰, 表示“的多”, “甚至”, “更”, “一些”。 e.g. 1

5、) This city is much more beautiful than before. 2) Shes a little more outgoing than me. 3) Its a little colder today.,3.“比较级and比较级”意为“越来 越” 。多音节比较级用“more and more形容词原级”形式。如： Its getting worse and worse. The group became more and more popular.,4. “Which / Who is + 比较级？” 比较A、B两事物, 问其中哪一个较时 用此句型。如： Whi

6、ch T-shirt is nicer, this one or that one? Who is more active, Mary or Kate? Which one is more popular among students, going to concerts or going to movies?,5. 使用形容词比较级时需注意以下几点： 1) than后面接代词时, 一般要用主格形式， 但在口语中也可使用宾格形式。 如： My brother is taller than I/me. 2) 当需要表示一方超过另一方的程度时， 可以用much, a lot, a little,

7、a bit, even, still 等来修饰形容词比较级。注意: 比较级不 能用very, so, too, quite等修饰。如： He is much more serious than Sam.,3) 形容词比较级后面往往用连词than连接 另一个比较的人或事物, 但在上下文明确 的情况下, 形容词比较级可单独使用。如： My sister is tall, but my aunt is taller. 我姐姐个子高, 但我姑姑个子更高。 4) 进行比较的人和物必须是同一类。 My books are more than yours. I have more books than yo

8、u.,Exercise,一、 将下列形容词变成比较级形式：,old fat young ugly high low light white sunny hot cool,older,fatter,younger,uglier,higher,lower,lighter,whiter,sunnier,hotter,cooler,二、词汇,1. Im tall but my sister is _(short). 2. My mother has long hair, and my sister has _ (long) hair. 3.This little baby is _ (outgoing

9、) than that one.,shorter,longer,more outgoing,4. In some ways we look the same, in some ways we look _(不同). 5. Ann is a very _(安静的) girl, she hardly makes noise.,different,quiet,6. Lucy is very short, but she is _ than her sister. A. shorter B. longer C. taller D. older 7. Frank is _ friendly than h

10、is brother. A. a little more B. a few more C. much D. a little 8. Sam is _at Chinese than Jim. A. good B. well C. better D. gooder,C,A,C,9. This one is too large. Can you show me a _one? A. larger B. large C. small D. smaller 10. Do you think March is _than January? Yes, its _ warmer. A. better, a little B. well, much C. worse, very D. nicer, quite,D,A,11. - Which of the caps will you take? -Ill take _. one for my fa