Module 3 Life now and then Unit 1 They sometimes work harder.语法课件

课件34张PPT。形容词副词的比较级和最高级 Unit 1
They sometimes work harder1.掌握形容词、副词比较级和最高级的构成
2.掌握形容词、副词等级的基本用法Learning aims :
形容词和副词等级的构成fast –
high –

clever – faster– fastest higher– highestcleverer– cleverest
1）一般情况加 – er 或 – est
fine –
late –
nice – finer– finestlater– latest nicer– nicest以字母 e 结尾加 –r 或 –st
2)3)重读闭音节、末尾只有一个辅音字母时双写最后的辅音字母再加 –er 或 – est
fat –
big –
thin – fatterbiggerthinner– fattest– biggest– thinnestearly –

easy –
lucky –
earlier– earliesteasier– easiestluckier– luckiest以辅音字母加 y 结尾变 y 为 i
加 –er 或 –est
4)5)部分双音节和多音节词在词前加 more 或 mostslowly –
easily –
carefully -

more slowly- most slowlymore easily- most easilymore carefully- most carefully形容词和副词等级的构成2、不规则变化多与少，好与坏，相差不是很远。巧记口诀：开始/停止girlsboysLucky!girlsboys说出下列形容词的比较级和最高级1. many
2. difficult
3. big
4. heavy
5. cheap
more most more -- most--bigger biggest heavier heaviestcheaper cheapest课堂检测：6.fast
7.high
8.clever
9.fine
10.latefaster fastesthigher highestcleverer cleverestfiner finestlater latest一. 原级的用法 他和他的哥哥一样高。
He is as tall as his brother.
Tom is as busy as Jack today .汤姆今天和杰克(Jack)一样繁忙。1.A+谓V. +as +原级+as +B
表示A和B一样…2.A+谓V. + not +as/so+原级 +as +B
表示A不如B…
数学没有体育容易。 Math isn’t as/so easy as PE.
这本书没有那本书好。This book isn’t as /so good as that one.1.Who did it better ,Kate or Lily?
I think Kate did just ______ Lily.
A. as well as B. as good as
C. as better as D. as badly than
2. The classroom is ____ clean ____ ours.
A. so as B. as as
C. as than D. so than看图造句
as…as…thin tall 二.比较级的用法1.“A + be +比较级 + than + B” 意思为“A比B更……”。
This pen is shorter than that one.这支钢笔比那支钢笔短。如：This tree is taller than that one. 这棵树比那棵树高2．“比较级 + and + 比较级”
表示“越来越……”春天来了，天气变得越来越暖和了。
It becomes warmer and warmer when spring comes.
and连接同一个形容词的比较级。
我们班级变得越来越好了。Our class becomes better and better.3. 比较级特殊用法：
the +比较级…，the+比较级…
“越……，就越……” 越多，越好

年龄越大，记忆力就会越差。
The older we grow, the poorer our memory
will become.
The more， the better.
4.可用“比较级+than any other+单数名词”来表达最高级的意思。

eg:1.He is taller than any other student in his class .
He is the tallest student in his class.
2. China is bigger than any other country in Asia.
China is the biggest country in Asia.
( )1. The more we looked at the picture, ____.
A. we like it less B. the less we liked it
C. better we liked it D. it looked better
( )2. What a pity. Lucy ran ____ than Lily.
A. a few slowly B. a little more slowly
C. much slowly D. little slowlier
BB 1. 这本书比那本书有趣。
The book is ______ ___________ than that one.
2. 越忙他越觉得幸福。
_____ ______ he is , _____ _______ he feels.moreinterestingThebusierthehappier…the + 最高级 + (名词) + 表示范
围的短语或从句……是最……”Bob是我们学校里最高的男孩
Bob is the tallest boy in our school.
Li Tao在所有人中跳的最高.
Li Tao jumps (the) farthest of all.
他是我们三个人中最小心的学生.
She is the most careful student of three.三.形容词/副词的最高级的用法2. …the second(third …)+最高级+(名词)+ 表示范围的短语“……是第二(三……)……”
黄河是中国第二大河
The Yellow River is the second longest river in China.
Jim是我们班第三个年龄大的学生
Jim is the third oldest student in our class.3.最高级 ( 特殊疑问句)，…，…
or …? “哪个更……?”
Who is the youngest, Jim, Tom or Jenny?Which city is _____________ ,Xi’an, Beijing or Nanjing? (beautiful)the most beautifulWhich is ______, this one or that one?
（long）longer4.…one of the+最高级(形)+名词(复)+表示范围的短语“…是……当中最……之一”
Shanghai is one of the biggest cities
in China.Mr. Green is one of _____________
teachers in our school.（popular）the most popular 注意: 形容词最高级前一定要有定冠词the，
而副词最高级前则不需要。 例： He runs (the) fastest in his class他是他们班里跑的最快的。54321Tim is ___________(young) boy in his class.
2.David has ________(many)story books of
all the students.
3.Li Lei speaks English _______ (well) in his
group.the youngestthe most best格林小姐的房间是所有房间中最干净的。Miss Green’s room is ____ ______ __ __. the cleanest of all2.北京变得越来越美丽。Beijing is becoming .more and more beautifulSummary1.A+谓V. +as +原级+as +B 表示A和B一样…2.A+谓V. + not +as/so+原级 +as +B 表示A不如B…1.“A + be +比较级 + than + B”意思为“A比B更……”。2．“比较级 + and + 比较级” 表示“越来越……”3. 比较级特殊用法 the +比较级…，the+比较级 “越……，就越……” 4.可用“比较级+than any other+单数名词”来表达最高级的意思。…the + 最高级 + (名词) + 表示范围的短语或从句……是最……”2. …the second(third …)+最高级+(名词)+ 表示范围的短语“……是第二(三……)……”3.最高级 ( 特殊疑问句)，…，… or …? “哪个更……?”4.…one of the+最高级(形)+名词(复)+表示范围的短语“…是……当中最……之一”