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(共45张PPT)
Comparative
and superlative
Unit1 Grammar
As friends, what are they like
Betty is kind.
Betty is helpful.
Betty is trustworthy.
Max is interesting.
Max is energetic.
Max is cheerful.
We can use _______________ to describe people or things around us.
adjectives
What’s special about them
Betty’s hair is long.
Betty’s hair is longer than mine.
Max is interesting.
Max is more interesting than his classmates.
形容词比较级
comparative adjectives
The bike is ________.
The car is ___________ .
fast
faster
Betty’s hair is long.
Betty’s hair is longer than mine.
Max is interesting.
Max is more interesting than his classmates.
We use ______________________+________ to compare ______ people or things.
comparative adjectives
than (比)
形容词比较级
2
来比较两个人或物
Betty is a helpful person.
Betty is the most helpful person in our class.
Max is a tall boy.
Max is the tallest boy in our class.
形容词最高级
superlative adjectives
Betty is a helpful person.
Betty is the most helpful person in our class.
Max is a tall boy.
Max is the tallest boy in our class.
We use ________+______________________to compare ______ or more people or things.
the
superlative adjectives
形容词最高级
3
来比较三个或三个以上人或物
The black and white dog is the happiest of the three.
The dog is happy.
The brown dog is much happier.
He is fat.
He is fatter.
He is the fattest of all.
　　　(1) 　　 　 (2) 　　　　　　(3)
The first tree is the second one.
The third tree is the first one.
The first tree is of the three.
shorter than
taller than
the shortest
基本概念
形容词有三种形式：原级、比较级、最高级，
表示形容词说明的性质在程度上的不同。
形容词的比较级用于两个人或物的比较，
最高级用于三个或三个以上人或物的比较。
形容词/副词才有比较级和最高级
Sandy is tall.
Sandy is taller than Amy.
描述1个物体或人物，没有比较时,用_________。
大多数形容词有三种等级：_____ ______ _____。
原级
比较级
最高级
比较2个物体或人物，用_________。
比较3个或3个以上物体或人物，用_________。
Sandy is the tallest in my class.
原级
比较级
最高级
Daniel ran fast.
Rosie ran faster.
Comparatives are used when comparing two things.
What are Comparatives
e.g.
The comparative is faster.
Daniel ran fast.
Rosie ran faster.
Clare ran the fastest.
Superlatives are used when comparing three or more things.
What are Superlatives
e.g.
The superlative is fastest.
Harry is the in the group.


shorter
shortest
Comparative or Superlative
Ann’s car was the of them all.


fastest
faster
Comparative or Superlative
Out of all the toys, I got the one I liked


less.
least.
Comparative or Superlative
Miya’s dog walked much than her cat.


further
furthest
Comparative or Superlative
Though they were both tired,
Paul felt much than Steven.


worst
worse
Comparative or Superlative
The smallest duckling turned out to be
the beautiful duck.


more
most
Comparative or Superlative
Poor Tim, his grade was the in his class.


lowest
lower
Comparative or Superlative
I was trying to be helpful than before.


more
most
Comparative or Superlative
形容词的比较级和最高级在形容词原级形式的基础上变化，可分为规则变化和不规则变化。
形容词副词比较级、最高级变化
tall
形容词、副词比较级和最高级
tallest
taller
一般直接加er、est
nicer
nice
nicest
以e结尾，去e+er/est
形容词、副词比较级和最高级
fatter
fat
fattest
元辅结尾，双写尾字母+er/est
形容词、副词比较级和最高级
happier
happy
happiest
辅音字母+y结尾，
改y为i+er/est
形容词、副词比较级和最高级
more beautiful
beautiful
the most beautiful
多音节长单词+more或the most
形容词、副词比较级和最高级
特殊 比较级 最高级
good/well better best
bad/badly worse worst
many/much more most
little less least
far 深 further furthest
远 farthest
farther old 老 older oldest
年长 elder eldest
不规则变化
大多数的短形容词
以e结尾的短形容词
辅音＋y结尾的短adj.
元音＋辅音结尾的短adj.
形容词的比较级与最高级
Presentation
长形容词
不规则形容词
比较级有规律,词尾加上-er两兄弟;要是以e来结尾,只有小r跟上去;重读闭音节词要牢记,双写千万别忘记;要是“辅音+y”来结尾,小i要把y来替,再加-er两兄弟;多音节词加上m-o-r-e,你看这样多容易。形容词和副词的比较级和最高级的构成Practice
funnier
funniest
closer
closest
more beautiful
the most beautiful
kinder
kindest
slimmer
slimmest
more difficult
the most difficult
smarter
smartest
cuter
cutest
prettier
prettiest
brighter
brightest
more interesting
the most interesting
sadder
saddest
more wonderful
the most wonderful
heavier
heaviest
better
best
worse
worst
￥ 50.00
￥ 100.00
The white bag is __________________ the green one.
The green bag is ____________ the white one.
cheaper than
more expensive than
Practice
Look and say:
the tallest
lighter than
the heaviest
lower than
the highest
the slowest
the fastest
better than
the best
用所给形容词副词的适当形式填空。
1. Tom is ____________ (tall) than Jim.
2. Li Lei is __________ (young) boy in his class.
3.David has ______ (many)story books of all the students.
4.Li Lei speaks English _______(well) in his group.
5.Lucy runs ________ (slowly) than Lily.
taller
the youngest
the most
the best
more slowly
用所给形容词副词的适当形式填空。
1. It is ___________ in the south than in the north. (warm)
2. She felt ill yesterday and she feels even _________today. (ill)
3. Lily is ____________ of the two. (young)
4. Tom is ___________ of the twins. (tall)
5. Which do you think tastes_______ , the chicken or the fish (good)
6. Who runs ________, Tom or Jim (fast)
warmer
worse
the younger
the taller
better
faster
A．Tom comes to school late than Jim._____
B. Which do you like better, cats, dogs, or chickens _____
C. Who is oldest in our class _____
D. He thinks math is importanter than Chinese.______
E. This work is very harder than that one.________
F. He lives farer than any other student in your class._______
later
best
the oldest
much
farther
more important
改错练习
各地中考真题
In North America, _____ meat eaters are bears and mountain lions. They eat smaller animals such as rabbits and mice. （2020年江苏苏州）
A.smallest B.the smallest
C.largest D.the largest
2. Zhaozhou Bridge is one of _______ stone bridges in the world.（2020年北京）
A. old B. older C. oldest D. the oldest
D
D
3. Putting out forest fire is regarded as one of _______ problems in the world. （2020年四川凉山）
A. difficult B. more difficult
C. most difficult D. the most difficult
4.（2020年湖北黄石） I think Jay chou’s “Mojito” is _______than his last song.
A. more better B. the best
C. much better D. more good
D
C
5. The _______we do for other people, the _______we will be.
(2019 新疆维吾尔族自治区)
A much; happier B more: happy
C more; happier D. most; happiest
6. --You have made such a great progress on your English.
--Thanks. I believe ______you Work, _____ you will be.(2019 青海省)
A. the less: the better
B. the harder: the better
C. the better the worse
C
B
AD7. My math teacher lives an active life. She looks as_______ as she was ten years ago.（2018重庆B卷）A. young B. youngerC. the youngest D. youngest8. The bridge between the two islands is _______ one in Shanghai. (2018上海）long B. longer C. longest D. the longest9. Jenny will get up _______ than usual in order to catch the first bus.（2019天津）A. early B.very early C.earlier D.earliestC10.（2019山东青岛）To make rivers _____ than before, everybody is supposed to protect them.A. dirty B. dirtier C. clean D. cleaner11. ---What do you think of the band’s performance （2019江西）---It could be ______. I think they’re feeling very nervous.A.good B.better C.bad D.worse12.— How do you like Harry Potter and the Philosopher's Stone — It is ________ book I ________ since Grade Two.（2020年黑龙江大庆）A. the most interested; have readB. a more interested; readC. the most interesting; have readD. a more interesting; readDBC

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