形容词、副词原级、比较级、最高级的用法
一、形容词比较级和最高级的构成 1. 规则变化 规则 大多数词后加er或est 以字母e结尾的词后加r或st 单音节词以一个辅音字母结尾的重读闭和部分双音节词，双写最后一个辅音字音节词 母，再加er或est 原 级 strong strange sad big hot 比 较 级 stronger stranger sadder bigger hotter angrier easier happier 最 高 级 strongest strangest saddest biggest hottest angriest easiest happiest angry 以辅音字母+ y结尾的词，把yeasy 变成i，再加er或est happy 多音节词和部分双在词的前面加more或most 音节词
2. 不规则变化
careful more careful most careful different more different most different 原级 good/well bad/ill many/much little old far 比较级 better worse more less older (新旧、年龄) elder（兄弟姐妹的长幼关系） farther（表距离，译为“更远”） further （表程度，译为“进一步的”） 最高级 best worst most least oldest eldest farthest furthest 二、形容词原级、比较级和最高级的用法
1. 形容词原级用法
① 表示“和……一样”，句式： A is as + 原级 + as B. 例：He is as tall as his father. 他和他的父亲一样高。
② 表示“不如”或“不相等”，句式：A is not as/so + 原级 + as B. 例：He is not as tall as his father. 他不如他的父亲那么高。
③ 表示“A是B的……倍”，句式：A is + 倍数 + as + 原级 + as B.
[注意] 一半 half；一倍 once； 两倍 twice； 三倍及以上：基数词 + times.
例：Our school is twice as large as theirs. 我们学校是他们学校的两倍大。
④ 修饰形容词原级的副词：very，so，too，enough，quite等。 例：The film is too boring. 这部电影太无聊了。 2. 形容词比较级用法
① 表示两者进行比较时，句式：A is + 比较级 than B. [注意] 比较的对象要一致
例：This picture is more beautiful than that one. 这幅画比那幅画更漂亮。
② 表示在两者中选择“那一个更……”，句式：Which/ Who is + 比较级，A or B？ 例：Which is bigger，the sun or the moon？ 太阳和月亮，那个更大？
③ 表示两者中较……的一个”，句式：A is the +比较级 of the two. 例： He is the （thin） of the two. 他是两个中较瘦的那个。
④ 表示“越来越……”，结构：比较级 + and + 比较级
[注意] 多音节词和部分双音节词用“more and more + 形容词原级”
例：The weather is becoming. 天气变得越来越冷了。 The girls are becoming. 女孩们变得越来越漂亮了。
⑤ 修饰形容词比较级的副词和短语：much, even, still, rather, a little, a bit, a lot等。 例：It is even （cold） today. 今天甚至更冷了。
⑥ 表示“越……，越……”，
句式：The + 比较级（+ 名词） A + 谓动1，the + 比较级（+ 名词）B + 谓动2。 [注意] 谓语动词1 用一般现在时，谓语动词2用一般将来时。
例：The more careful you are，the more points you will get. 练习：你吃得越多，你就会越胖。 The you eat，the you .
3. 形容词最高级用法
① 表示某人或事物的“最……”，结构：形容性物主代词 + 最高级 例：Peter is his (oldest/eldest) son. 彼得是他的长子。
② 表示在三者及其以上的人或物中进行选择， 句式：Which/ Who is + the 最高级，A ，B or C？
例：Who is the tallest，Tom，Kate or Bill？ 汤姆，凯特和比尔，谁最高？
③ 表示“……中最……”，句式： A is the + 最高级 of/ among/ in + 范围.
[注意] of/ among 后面接表示范围的人或物；in 后面接表示范围的名词或名词性短语。
例：I’m the tallest （of/ among/ in） the three. 我是三个人中最高的。
Russia is the largest country （of/ among/ in） the world. 俄罗斯世界上最大的国家。
④ 表示“第几最……”，结构：the + 序数词 + 最高级。 例：She is girl in our class. 她是我们班第二高的女生。
4. 形容词比较级和最高级互换：
A is the + 最高级 + 可数名词单数 + 范围.
= A is + 比较级 than any other + 可数名词单数 + 范围
=A is + 比较级 than the other + 可数名词复数 + 范围。 例：He is the tallest boy in our class. 他是我们班最高的男孩。 = He is in our class. （他比我们班其他任一男孩更高。） = He is in our class. （他比我们班其他男孩们更高。）
5.数量的比较（比多少）
?“比……多”： A + 谓动 + more 可数名词/不可数名词 than B. 例：He has more books/bread than me.
?“比……少”： fewer 可数名词
A + 谓动 + than B. less 不可数名词
例：Tom is in clubs Jack. 汤姆参加的俱乐部比杰克少。 We drink coffee tea. 我们喝咖啡不如茶多。
?“最多”：A + 谓动 + the most 可数名词/不可数名词 (of/ among/ in + 范围).
例：Simon drinks milk. 西蒙喝的牛奶最多。
4“最少”： fewest 可数名词 ○
A + 谓动 + (of/ among/ in + 范围). least 不可数名词 例： 我们班里她会唱的歌最少。
She can sing the fewest songs in our class. 我们三个人里，他完成的家庭作业最少。 He finishes the least homework of us three.
【练习】
1. I have ________ (many) books than my brother.
2. There is ________ (little) bread in the box than in the fridge.
3. Yao Ming is the best player in the game. He scored the ________ (many) points.
4. Daniel made ______ (many) mistakes than Kitty in the maths homework, but he made ______ (few)
mistakes than Simon. Kitty made _________ (few) mistakes of the three.
三、副词比较级和最高级的构成及用法 1. 规则变化
规则 原 级 比 较 级 最 高 级 单音节词 大多数词后加er或est low lower lowest fast faster fastest 多音节词beautifullmore 和部分双在词的前面加more或most y beautifully most beautifully 音节词 quickly more quickly most quickly
2. 不规则变化
原级 比较级 最高级 well better best badly worse worst far farther（表距离，译为“更远地”） farthest further （表程度，译为“进一步地”） furthest 有些词既可作形容词又可作副词，如：far、fast、high、late、long和well。
3. 用法
?副词比较级句型：
A +实义动词+比较级+ than + B
例： Tom works faster than David.
I speak English more fluently now than last year.
?副词最高级 句型： A+实义动词+最高级(+of/in?)，副词最高级前一般省略the 例：I jumped (the) highest in my class. Our team played (the) worst of all. 【练习】
1. Of all the students, Wu Dong runs . A. fast B. faster C. fastest D. most fast 2. Tom draws better than his brother. A. more B. most C. many D. much
【注意】
3.Who jumped____of all？
A.far B. farther C. farthest D. the most far
作业
一、.用括号中所给词的适当的形式填空。
1. They have done _____ (much) work with _____ (little) money. 2. Who’s ________(careful), Tom,Jim or Kate?
3. Which film is __________ (interesting),this one or that one?
4. This bridge is as _______ ( long) as that one,but it is much ______ (wide) than that one. 5. The _____ (old) I get, the _____ (strong) I seem to feel. 二、选择填空
（ ）1.My ____ brother is three years ____ than I.
A. elder; elder B. older; oldest C. elder; older D. older; elder （ ）2. I think science is _ than Japanese.
A. much important B. important C. much more important D. more much important （ ）3. This book is____ that one, but____ than that one.
A. as difficult as; expensive B. as more difficult as; more expensive C. as difficult as; more expensive D. more difficult as; as expensive
（ ）4. Our classroom is____ larger than theirs.
A. more B. quite C. very D. much
（ ）5.The earth is about____ as the moon.
A. as fifty time big B. fifty times as big C. as big fifty times D. fifty as times big
（ ）6. Maths is more popular than____.
A. any other subject B. all the subjects C. any subject D. other subject
（ ）7.When spring comes, it gets____. A. warm and warm B. colder and colder C. warmer and warmer D. shorter and shorter （ ）8. ___ he read the book, ____ he got in it.
A. The more; the more interesting B. The less; the more interesting C. The more; the more interested D. More; more interested
（ ）9.Which is___country, China or Japan?
A. the large B. the larger C. larger D. largest
（ ）10. They competed（比赛） to see who could work _____. A. the fastest and best B. the faster and the better C.fastest and better D. faster and better （ ） 11. The father will make ____ a bike ____.
A. her, himself B. she, himself C. her, herself D. she, herself
（ ） 12. –Who teaches ____ math?
–I teach ______.
A. your, my self B. you, myself C. you, me
三、 完成下列句子
1、 这本书比那本书好多了。
This book is _____ _____ _______ that one. 2、 这块月饼大，那块更大。
This mooncake is ________.That one is _______. 3、 吉姆比他班里任何其他的同学年龄都大。
Jim is ______ ______ _______ _______ ______ in his class. 4、 所有铅笔中这支铅笔最长。
The pencil is _____ _____ ______ _________. 5、梅梅的帽子比苗苗的新。
Meimei’s hat is _______ ______ ________. 6、 两个男孩中李雷个子高些。
Li Lei is ______ _____ _______ the two boys. 7、 这个问题太容易了，大家都能回答。
The question is ______ _______.Everyone can answer it. 8. 他吃得越多，人越胖。
The ________ he eats , the ________ he ________ .
D. you, herself