4
双写最后一个辅音字母，然后加上 er
表示比较级；加上est表示最高级。
原级 比较级 最高级
1） big
2) thin
big ger
thinner
big gest
thinnest
3) wet
4) fat 5) hot
wetter
fatter hotter
wettest
fattest hottest
2.“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：
It’s getting worse and worse.
The wind became more and more heavily.
3. “the +比较级……, the+比较级”，
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, 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 you.
2. A + 动词 + (the) 副词最高级 + （表 示范围的介词词组） e.g. The DJs choose songs the most carefully. 音乐主持人选择音乐最细致。
形容词最高级的用法 在…里面，是最…
(…in…; …of…)
那个短发的女孩是我们班最高的. The girl with red hair is the tallest in our class. 今天是一年中最热的一天. Today is the hottest day of the year. 他的房间是三个中最干净的一个.
7.用比较级形式表示最高级的意思
比较级+than any other+单数
He is taller than any other student in our class.
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.
表示一方在某一方面不及另一方时，使用句型:
主语(第一个人物) + 谓语动词+not + as
/ so + 形容词/副词原级 + as
He is not so / as excited as his younger sister.
他没他妹妹那么兴奋。
Lily did not ride her bike so / as slowly as an
4．“Which / Who is + 比较级…？”后面含有or的选 择 疑问句中 如果有两者供选择，前面的形容词要用比较级形式。 如：Who is taller,Tim or Tom? 谁更高，Tim还是Tom?
Which T-shirt is nicer, this one or that one?
Let’s fill in the blanks,
一、形容词、副词的最高级的构成规则： 1 一般在形容词、副词后加上er表示 比 较级，加上est表示最高 级 原级 1）small 2) young 3) fast 比较级 small er young er fast er 最高级 small est young est fast est
讲述某人或某物自身情况时用原级。 基本句型：主语+ 谓语 + 形容词/副词原级 +…. He is very old now. 他现在很老了。 They ran quite fast. 它们跑得相当快。 The weather looks rather bad.
天气看上去相当糟
I am so happy. 我是如此的快乐。
表示“越……越……”。 The more money you make, the more you spend. 钱你赚得越多，花得越多。 The harder you work, the more you get. 你工作越努力，得到的就越多。 The more, the better. 多多益善。 The sooner, the better. 越早越好。
1.两者进行比较,表示“一方比另一方更„„”
1. A + be + 形容词比较级 + than + B
e.g. I’m more outgoing than you. 我比你更外向。 2. A + 实义动词 + 副词比较级 + than + B e.g. Tom jumps higher than Jack. 汤姆比鲍勃跳得更高。
It’s our largest machine in our factory.
6.This is/ was the最高级+名词+that定语从 句 这是…里面，最…
This is the worst film that I have seen these years.
Follow ups(随堂练习)
2 以不发音的e结尾的，只加上r表示
比 较级，加上st表示最高级。
1) large large r large st
2) nice
3) fine
nice r
fine r
nice st
finest
3 以辅音字母+y 结尾的，把消去y,然后加
上ier表示比较级；加上 iest表示最高级。
原级 1）early 2) happy 比较级 early ier happy ier 最高级 early iest happy iest
His room is the cleanest of the three. 上海是中国最大的城市. Shanghai is the largest in China.
2.表 “最……之一”
…one of the+最高级+名词复数 …是最…之一
e.g.The city is one of the most beautiful cities in the world. Lu Xun is one of the greatest writers last century.
3.Which/Who…+ 比较级，A or B? Which/Who…+ 最高级，A ，B or C?
e.g.Who is older, Jim or Tom ? Who is the tallest, Jim , Mike or Tom
Which language is ____ , English, French or Chinese? A. difficult B. more difficult C. the most difficult
old lady. 莉莉骑车不像老太太那样慢。
They didn’t pick so / as many apples as the
farmers (did). 他们摘的苹果不如农民多。
表示“三者（或以上）中最„„的”
的句型：
1. A + be + the 形容词最较级 + 表示范
围的介词词组
e.g. Dream Clothes is the worst in town. 梦想服装店是镇里最差的。
制 作 人 ： 彭 险 峰
6、表示在两者之间相差的程度用“具体 数字+比较级+ than+ 比较对象”。 eg: The road is two metres longer than that one . 这条公路比那条公路长两米。 This pencil is four inches shorter than that one . 这只铅笔比那只铅笔短四英寸。
表示两者之间没有差别时,使用句型：
主语(第一个人物) + 谓语动词 + as + 形容词/副
词原级 + as + 第二个人物 +….
如：He is as excited as his younger sister.
他和他妹妹一样兴奋。
Lily rode her bike as slowly as an old lady. 莉莉骑车像老太太一样慢。 They picked as many apples as the farmers (did). 他们摘的苹果和农民一样多。
用所给的形容词副词的适当形式填空。 taller(tall) than Jim. 1. Tom is ____
2. Li Lei is _____ (young) boy in his class.
3.David has ____ (many)story books of all the students.
C 1、---Mr Zhou, all of the students in our group, who lives ____? ---I think Li Lei does. A. fat B. father C. farthest D. farest B 2、The Changjiang River is ____ than any other river in China. A. shorter B. longer C. shortest D. longest B Mary. He makes lots of 3、Bob never dose his homework ____ mistakes. A. so careful B. as carefully as C. carefully as D. as careful as 4、____ she is, ____ D D she feels. A. The more busy, the more happy B. The busy, the happy C. Busier, happier D.The busier, the happier orse a__ nd w____ orse .(越来越糟糕) 5、The weather is getting w____