Unit 3 I'm more outgoing than my sister. 形容词比较级和最高级 课件(共25张PPT)

(共25张PPT)
行走的技巧之
形容词、副词的比较级和最高级
第七步
课前小热身
语法精讲
规则变化
不规则变化
总结及后测
正式课介绍
homework
第六步
第五步
第四步
第三步
第二步
第一步
今日课程安排早知道
warming—up
1、My mother is___ (busy) in my family.
2、Shenzhen is one of __( big ） cities in China.
3、The Yellow River is the second ___(long) river in China.
4、This is____ ( beautiful )city that I have ever visited.
比较级
the+比较级 of the two.
比较级+than
最高级
词形构成
原级
形容词和
副词
不规则变化
规则变化
as… as
very , quite, so,
too
the+比较级+句子，the+比较级+句子
the+最高级…
比较级and 比较级better
初中英语形容词和副词考点集合：
形容词adj.和副词adv.区分运用
形容词adj.
1.adj. + 名词 ；
2.系动词+ adj. ；
3.实动 + sb./sth. + adj.
副词adv.
1.动词 + adv.
2.adv. + adj./adv.
3.adv.+句子
将二者进行比较时，用比较级.比较级前面一般用much, even, a little修饰，其中even, much 只能修饰比较级。
将三者或三者以上进行比较时，用最高级。
什么情况下应用比较级和最高级
taller
Yao Ming is _________ than Pan Changjiang.
Pan Changjiang is _________ than Yaoming.
Guo Jingming is the _______ of the three.
shorter
shortest
来个栗子：
Nan Xiang has _________ hair than Lin Xiao.
Lin Xiao has _________ hair than Nan Xiang.
Gu Li has the __________ hair of the three.
longer
shorter
shortest
规则变化1：一般情况在形容词和副词后面加上er变成比较级，加上est变成最高级
tall- taller -tallest
short- shorter -shortest
long-longer-longest
规则变化2：以不发音的e结尾的形容词和副词加r变成比较级，加上st变成最高级
large—larger—largest
cute—cuter– cutest
nice—nicer--nicest
形容词和副词的比较级和最高级的构成
规则变化3：以y结尾的形容词和副词改y为i加er变成比较级，加上est变成最高级
happy—happier—happiest
heavy—heavier—heaviest
busy—busier—busiest
规则变化4：以重读闭音节结尾的形容词和副词改双写词尾加er变成比较级，加上est变成最高级
big—bigger—biggest
hot—hotter—hottest
thin—thinner—thinnest
fat– fatter—fattest
形容词和副词的比较级和最高级的构成
Beauti ful—more beautiful– most beautiful
handsome—more handsome—most handsome
important—more impartant—most important
规则变化5. 双音节或者多音节的形容词或者副词加more变为比较级，加most变为最高级。
原级 good well bad/badly ill many much little/few far old 比较级 最高级
better
best
worse
worst
less/fewer
more
most
farther较远
further进一步
least/fewest
farthest最远
furthest最大程度
三、不规则变化：搞特殊的群体只能特别记忆
older/elder
oldest/eldest
important
slow
safe
exciting
good
quick
heavy
原级
比较级和最高级
Exercises
比较级 2知道：
Beijing is colder than Nanchang.
I am much older than you.
否定 为 A不如B…
Nanchang is not colder than Beijing.
I am not stronger than him.
标志词 than
两者之间作比较
A 比 B …
1.比较级前可用“数词+名词”构成的名词短语, 表示确定的度量。
1.He got to school five minutes earlier than his destmate.
2. She is two years younger than I.
2.The +比较级，the+比较级 越…越…
The more,the better.
The stronger, the healthier.
The harder he worked, the more he got.
Eg:
The harder you study, the better you’ll be at English.= If you study h arder, you’ll be better at English.
你学习越努力，你的英语成绩越好。
3.表示程度的递增:主语 + V + 比较级+ and+比较级 (…越来越…)
主语 + V + more and more+ +adj./adv. (…越来越…)
Eg:The days are getting shorter and shorter.白天变得越来越长了。
Our country is becoming more and more beautiful.我们的国家变得越来越美了。
Among all the vegetables, it's the best.
The dog is the largest in the world.
She runs (the) fastest of her classmates.
最高级 3 知道：
三者或三者以上 最.....
标志词 in, among, of… between
形容词最高级前加the，副词最高级前可加可不加
同级比较：
1、as + 原形 + as A和B一样.....
My bags are as good as yours.
I am as tall as my sister.
2、not （so)as + 原型 + as 不如
His mother wasn’t so busy as his father.
Alice doesn’t jump as far as Lily .
同义句转换1.Flat A is more expensive than Flat BFlat B is _____ __________ than Flat A.Flat B is ________ _______ Flat A.Flat B is not ____ __________ ___ Flat A.2.I prefermathsto English.I likemaths__________________ English.3.He is the tallest student in the class.He is_______________________in the class.不服来挑战 课程总结：
词汇变身
使用语法 grammer
注意积累~
行走的技巧 : 范围、标志词
、特例
本课新知 --- adj\adv比较级 最高级
adj\adv
比较级 最高级
homework
感谢您的观看
Thank you for sharing a class with me .