Unit 3I'm more outgoing than my sister 形容词副词的原级与比较级课件(共24张PPT)人教版八年级英语上册

(共24张PPT)
Unit 3
I’m more outgoing than my sister.
八年级上册
CONTENTS
01
形容词副词
的原级比较
02
形容词副词
的比较级
Unit 3 I’m more outgoing than my sister
形容词副词的原级比较
形容词和副词的原级比较，主要用于描述人或事物自身的特征、性质或状态，以及表示两者之间的相同或不同程度。
原级比较不涉及任何形式的变化，只是简单地陈述了两个或多个事物或动作之间的相似性。
注意！
等级 原级 例子
比较 对象 比较2个相同水平的对象 This ruler is as long as that one.
这把尺子和那把尺子一样长。
结构 as+形容词/副词+as 意思 和…一样 原级比较的句子结构
1. A + be + as 形容词原形 +as+B
The book is as interesting as that one.
这本书和那本书一样有趣。
2. A + 实义动词 + as 副词原形 +as+B
She runs as fast as me. 她和我跑地一样快。
否定形式：not as\as + adj.\adv.(原形) + as…; …不如…
Mary is not as fat as Sue. 玛丽不如苏胖。
He did not get up as /so early as me. 他不如我起得早。
常
见
句
型
not as/as + adj. /adv.(原形) + as…
=less+原级+than…表示一方如另一方
This flower is less beautiful than that one .
=This flower is not so beautiful as that one.
This book is less interesting than that one.
=this book is not so interesting as that one.
very 用于强调形容词或副词的程度 He is very tired. 他非常累。
quite 同样用于强调程度 He is quite tired. 他相当累。
pretty 用于描述事物的外观或状态 It is pretty good. 真的挺不错。
really 用于强调事实或情况的真实性 He really likes music. 他真的很喜欢音乐。
too 常用于表达过度或异常的程度 He is too tired to walk on.
他太累了以至于不能再继续走了。
so 用于表示足够或适量的程度 My brother runs so fast that I can't follow him.
我弟弟跑得那么快以至于我跟不上他。
enough 用于表示足够或适量的程度 He studied enough to pass the exam.
他学习得足够通过考试了。
只能修饰原级的词 very, quite, pretty, really, too, so, enough
形容词副词
的比较级
形容词和副词的比较级，表示两者（或两方面）之间的差异， 如胖瘦、大小，多少，长短，轻重等。
规则 原级 比较级
1. 一般单音节词在词尾加-er high low higher
lower
2. 以“e”结尾的单音节词在词尾-st nice late nicer
later
比较级的构成
规则变化
high
higher
late
later
规则 原级 比较级
3.重读闭音节，词尾只有一个辅音字母，须双写最后一个辅音字母，再加-er或-est big hot sad glad bigger
hotter
sadder
gladder
4. 辅音字母+y结尾，变y为i，再加-er和-est heavy angry funny heavier
angrier
funnier
hot
hotter
heavy
heavier
规则 原级 比较级
5.多音节和部分双音节形容词和副词在原级前加上more. outgoing popular difficult important more outgoing
more popular
more difficult
more important
6.由“形容词+后缀-ly”构成的副词，在该副词前面加上more构成比较级. carefully slowly happily more carefully
more slowly
more happily
difficult
more difficult
slowly
more slowly
比较级的构成不规则变化-副词
原级 比较级
good/well好的 better更好的
bad差的，ill坏的 worse更差的；更坏的
many/much多的 more更多的
little少的 less更少的
原级 比较级
old年老的；古老的 older较老的；较旧的
elder年长的
far远的 farther（指距离）更远的
further（指距离和抽象概念）较深远的
形容词副词
比较级的用法
用法 例句
1. 双方比较，表示一方超过另一方时，用“比较级+than”结构 My new bike is faster than my old one. 我得到新自行车比旧自行车快。
2. …less+原级+than…一方不如一方… This computer is less expensive than that one. 这台计算机不如那台计算机贵。
3. 倍数+比较级+than This rope is twice longer than that one.这根绳的长度是那根绳的三倍。
用法 例句
4. 比较级+and+比较级表示“越来越……” The weather is getting hotter and hotter.天气变得越来越热。
5. the+比较级……，the+比较级……表示“越……，就越……” The more confident you are, the more progress you will make.你越自信，越有进步。
6. the+比较级+of the two+名词复数 The taller of the two women is my mother. 两个女人中，较高的那一个是我的妈妈。
课本练一练
注意观察各形容词副词的词性变化
原级
比较级
比较级
比较级
原级
比较级
比较级
比较级
比较级
课本练一练
Does Jack run faster than Sam
more slowly
Is your cousin less outgoing than you？
more outgoing
Is Paul funnier than Carol
less funny
课本练一练
Yes, I am. I’m funnier than I was two years ago.
Yes, I am. I'm more outgoing now than I was two years ago.
Yes, I do. I study harder now than I did two years ago.
No, I don't. I sing worse now than I did two years ago.
拓展练一练
1．你越细心，你就越能取得更好的成绩。
you are, grades you’ll get.
2．这座山没有那座山高。
This mountain is not as ______________ as that one.
3．一些恐龙像小鸡一样小。
Some dinosaurs were _________ small ________ chickens.
4．你的头发比我的头发短
Your hair is __________ than mine.
5．我弟弟不像我跑得那样快。
My brother doesn’t run _______________________ I can.
The more careful
the more
high
as
as
shorter
as fast/quickly as
拓展练一练
1．In order to enter a good senior high school, you need to work much _____ now.
A．hard B．harder C．hardest D．the hardest
2．The DJ in a red dress works _____ than the other people in the office.
A．more carefully B．carefully C．the most carefully D．more careful
3．We are glad to see that our city is developing _____ these years than it did before.
A．quicker B．more quickly C．quieter D．more quietly
4．The more you spread love to people, the_____ you will live.
A．happier B．more happlier
C．less happily D．more happily
5．I like fish ________ than anything else.
A．better B．good C．well D．best
B
A
B
D
A
THE END