形容词、副词的
1.规则变化 构成方法 1、一般在词尾+er, est 2、以不发音的e结尾的+r, st 3、重读闭音节、词尾只有一个辅音字母,双写这个辅音字母再+er, est 原级 比较级 最高级 tall taller tallest short shorter shortest nice nicer nicest large larger largest big bigger biggest fat fatter fattest thin thinner thinnest hot hotter hottest wet wetter wettest 4、以辅音字母+y结尾busy busier busiest 的,先把y改为i,再happy happier happiest +er, est dirty dirtier dirtiest heavy heavier heaviest 5、部分双音节词和多useful more useful most useful 音节词,在前面careful more careful most careful +more, most important more important most important interesting more interesting most interesting difficult more difficult most difficult dangerous more dangerous most dangerous 2、不规则变化 原级 比较级 最高级 good/well better best bad/badly/ill worse worst many/much more most little less least far farther / further farthest / furthest old older / elder oldest / eldest
一、构成规则(规则变化和不规则变化)
注重(了解):
farther、farthest 多指距离更… 如:He jumps farther than tom. further、furthest多指程度上更… 如:further study “更深的学习或进一步研究”)
older、oldest 指新旧、年龄大小或年代久远 He is older than me. elder、eldest 指(家庭成员中的)兄弟姐妹的长幼关系 This is my elder brother (哥哥).
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二、用法
1、原级用法:
①不作比较,原级前常用very,so,quite,too,pretty, kind of ,a little,a bit等修饰。This book is very interesting.
②同级比较: …… as + 原级 + as …… (…… 和……一样……) …… not as/so +原级 + as …… (……不如…… ……) 例: He is as tall as me.
Tom is not as tall as Jim. = Tom is than Jim. = Jim is than Tom.
This book is not as interesting as that one. = This book is interesting that one. = That book is interesting this one. 2、比较级用法:
两个人/物进行比较。结构:…… 比较级 + than……,(表:…比…更…)
比较级前常用修饰词:much,a lot,far,even,still a little,a bit。
例:This book is much more interesting than that one.
We are 3 years older than Jim.
Tom is better than me at swimming. =Tom is better at swimming than me. 注重:
①注重比较对象的一致:(人比人,物比物) 例: I have shorter hair than her.
=My hair is shorter than .
②比较级 and 比较级(结构:…er and …er,more and more…) 越来越……。
It is bigger and bigger.
Our school is more and more beautiful.
③the + 比较级……,the + 比较级…… 越……就越……。
A:How much do you want? B:The more ,the better.
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The harder you study ,the better grades you will get. ④the + 比较级 + of the two 两个中,有个更……
Tom is the taller of the two boys.
My mother is ( tall )of my parents. Lily is (outgoing) of the twins. ⑤more + 形/副,表示:…… 比…… 更……;
less + 形/副,表示:……不如…… ……(上下两句型可以互相转换)
Mary is more beautiful than Ruhua. Ruhua is beautiful than Mary.
⑥数量比较: 较多…… more …… than…… 较少…… fewer/less……than……
I have more books than you,and I have more money than you. = You have books than me,and you have money than me. ⑦同类物进行比较: 后者名词 单数用the one,that one代替,复数用the ones, those ones 代替,不可数名词用 that 代替。 This book is newer than the one/that one on the desk.
These books are newer than the /those on the desk. The weather in Beijing is colder than that in Sichuan now.
⑧选择疑问句 常用句型: Which / Who + 动词 + 比较级,A or B ?
Which is better,the blue pen or the red pen? Who is taller,Jim or Tom? 3、最高级用法:三者及以上的人/物进行比较,形容词最高级前必须带the,副词最高级前可以不带the,常见标志性短语为:of / in ……。
常见句型: Kate is the tallest girl of the three (girls).
Kate is the tallest girl in her class.
注重:
①one of the + 最高级 + n复数,表示:最……之一。
Shanghai is one of the largest cities in the world. ②the + 序数词 +最高级 + n单数,表示:第几长/宽/高……
The Yellow River is the second longest river in China. ③最高级选择疑问句常见现象
Which is the biggest city,Beijing ,Shanghai or Chengdu? ④最高级 转换为 比较级:
Jim is the tallest student in his class.
=Jim is taller than any other student in his class.
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=Jim is taller than the other students in his class.
判断:Shanghai is larger than any city in China.(×、√) 更改方法: 比较级+than +any other+单数 +the other+复数 +anyone else
+any of the other+复数
Shanghai is larger than any other city in China. Shanghai is larger than the other cities in China.
Shanghai is larger than any of the other cities in China. Shanghai is larger than any city in Jiangsu. Mike is taller than _____in his class. A. any boy B. all the boys C. anybody D. any other boy
⑤形容词最高级前如果有my,our等形容词性物主代词 或名词所有格修饰时,不用the。Tom is my best friend,and I am Tom’s best friend.
三、其他句型(了解,会翻译就行)
1. A+倍数+as+原级+as+B
①Tom is twice as old as Kate. ②Tom runs twice as fast as Mike.
2.倍数+比较级+than
The river is twice longer than that one. The river is three times longer than that one.
单项选择
1. Which does Jimmy like _____, Chinese or Art? A well B. best C. better D. much
2. The Changjiang River is one of ______in the world. A. the longest river B. longest rivers C. the longest rivers D. longer rivers 3._____of the two women is Mrs Brown.
A. The beautiful B. The more beautiful C. More beautiful D. The most beautiful
4. He jumps _____of the three.
A. far B.the further C .farthest D. furthest 5. My hair is longer than______
A. my sister B. Kate C. my brother’s D. Lucys’ 6. There is _____paper here .Please bring some. A. little B. less C. fewer D. a little 7. The pen is _____than that one.
A. more cheap B. cheap C. much cheaper D. quite cheaper 8. Tom speaks Chinese _____better than Jimmy. A. more B. very C. a lot of D. much
9. There are ___ girls in Class Two than in Class Four. A. more B. nicest C. most D. best 10. It’s too______ for you to do that.
A. easy B. more dangerous C. harder D. the easiest 11. Who has _____apples now Jim, Lily or Lucy?
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A. much B. biggest C. better D. the most
12. You have more rulers than me. But _____are nicer than_____ . A. mine, you B. mine, yours C. my, yours D. my, your
13. Tingting is _____than Meimei, but Meimei is _____than Tingting. A.tall, stronger B.taller,strongest C.tallest,strong D.taller, stronger
14. Mother is _____in my family.
A. busy B. busier C. the busiest D. more busy 15._____exercise you take, _____you’ll be.
A. the fewer, the fatter B. the less , the fatter
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