资源简介

(共44张PPT)
Section A (Grammar Focus)
Amazing
Plants and Animals
Unit 4
学生能够通过“发现式”语法学习方式，归纳、总结出形容词、副词的最高级形式及其变化规则； （学习理解）
学生能在新的语境中正确使用形容词、副词的最高级，体会最高级的语用功能。以表达为目的应用语言知识，进一步内化所学，实现语言的迁移运用。（应用实践、创新迁移）
Learning objectives
Complete the conversations.
The blue whale is the
__________________
animal in the world.
What’s amazing about
the blue whale
largest and heaviest
large and heavy
big
____________ land animal in the world is the African elephant.
What’s the biggest land
animal in the world
The biggest
fast
The cheetah runs _________
among all land animals.
What’s amazing about
the cheetah
the fastest
useful and interesting
I agree. And it is perhaps_______________
plant in the world.
I think the most useful plant in the world is bamboo.
the most interesting
The rose is useful and interesting.
The sunflower is ____________________.
The bamboo is the ____________________.
more useful and interesting
most useful and interesting
Which plant do you like better
Which plant do you like best
The sheep is large and heavy.
The cow is _______________.
The horse is the _______________.
larger and heavier
largest and heaviest
Which animal do you like better
Which animal do you like best
The penguin is big.
The elephant is _________.
The blue whale is the _________.
bigger
biggest
The fox runs fast.
The tiger runs ________.
The cheetah runs the ________.
faster
fastest
Read the sentences and notice the words in bold. What are the ways to form a superlative adjective or adverb
The blue whale is the largest and the heaviest animal in the world.
The biggest land animal in the world is the African elephant.
The cheetah runs the fastest among all land animals.
I think the most useful plant in the world is bamboo.
It is perhaps the most interesting plant in the world.
Question: Which parts of speech (词性) have superlative forms
最高级
the superlative
adjective 形容词
adverb 副词
副词
fast-faster-fastest
形容词, 副词同形
类似还有：high，hard
3a
最······
the + adj. / adv. -est
the + most adj. / adv.
Watch Happy’s live Debut and complete the chart.
What animals is Happy talking about
What does Happy think of these animals
opinions on these animals
animals
giraffes
cheetahs
African
elephantss
butterflies
pandas
Giraffes are the _______ animal in the world.
Cheetahs run the ________ in the world.
The panda thinks he is the________and
the ________ ________ animal. Do you agree
African elephants are the _______ and ________ land animal in the world.
There are the _________ __________ flowers and
the ________ _______ butterflies in the world.
tallest
fastest
biggest
heaviest
most
beautiful
most
colorful
cutest
most
popular
"the -est"
a superlative adj.or adv.
形容词或副词的最高级
的
What are the smallest birds in the world
Hummingbirds are _____ ________animals in the world.
A. Hummingbird B. spparow C.swallow
the smallest
√
What are the biggest birds in the world
A. Ostrich B. eagle C. peacock
Ostrichs are ____ ________birds in the world.
the biggest
√
What are the laziest animals in the world
Sloths are ____ ______ animals in the world.
A. cat B. pig C.sloth
the latest
√
Snails have ____ ______teeth in the world.
the most
A. Shark B. snail C. gorrila
What animals have the most teeth in the world
√
Hummingbirds are _____ ________animals in the world.
the smallest
Ostrichs are ____ ________birds in the world.
the biggest
Sloths are ____ ______ animals in the world.
the latest
Snails have ____ ______teeth in the world.
the most
Giraffes are the _______ animal in the world.
Cheetahs run the ________ in the world.
African elephants are the _______ and ________ land animal in the world.
There are the ______ ________ flowers and the ______ _______ butterflies in the world.
The panda thinks he is the________and the ________ ________ animal.
What are the ways to form a superlative adj. or adv.？
tallest
fastest
biggest
most beautiful
cutest
most popular
most colorful
heaviest
How to form a superlative adjective or adverb
Compare three or more people, things, or groups.
-iest
-est
most
-st
-末尾辅音est
2. 以e结尾的单音节词加-r/-st
cute-cutest; large-largest
1 .一般情况下的单音节词
fast-fastest; long-longest
heavy--heaviest; happy--happiest
3. 以辅音字母加y结尾的词
4. 重读、闭音节、1个辅音字母结尾
big-biggest;
thin-thinnest
most useful; most interesting
5. 多音节或部分双音节词在原级前加 most
tall
taller
tallest
cute
cuter
cutest
heavy
heavier
heaviest
get up early
get up earlier
get up earliest
big
bigger
biggest
lake
river
sea
slowly
more slowly
most slowly
1) many
much
more
most
2) good
well
better
best
3) bad
badly
ill
worse
worst
4) old
older
elder
oldest
eldest
5) far
farther
further
farthest
furthest
6) little
less
least
①两多
②两多
③三不好
④一老
⑤一远
⑥一少
常见adj.和adv.的不规则变化
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
clever __________ cheaply __________ large __________
nice __________ well __________ busy __________
hard __________ glad __________ little __________
beautiful __________ tidy__________ heavy __________
far __________ bad __________ colourful__________
popular__________ old__________ commom__________
cleverest
most cheaply
largest
nicest
best
busiest
gladdest
least
heaviest
tidiest
worst
hardest
most beautiful
farthest/furthest
most colourful
most popular
oldest
most commom
Exercises
1. Among all animals, I love pandas the best. I think
they are ___________(cute) animals in the world.
2. Which do you think is __________________(beautiful),
the rose, the peony, or the lotus flower
3. Look at that butterfly! It has ________________
(colourful) wings.
4. Which animal jumps ___________ (high), the lion,
the monkey, or the tree frog
5. The elephant birds were ___________ (large) and
___________(heavy) birds ever on earth. Some could
stand up to three metres tall and weigh up to 860 kg.
Complete the sentences with the superlative forms of the words in brackets.
3b
the cutest
the most beautiful
the most colourful
the highest
the largest
the heaviest
When do we use the superlative
① 有三个或三个以上的对象作比较。
② among..., in the world, on earth, in China...
What do they have in common
Bamboo is one of the most popular subjects in Chinese paintings.
Bamboo is one of the fastest-growing plants.
Also it is one of the most useful plants in the world.
“one of the+superlative+n.(pl.)”
3c
Complete the passage with the superlative forms of the words in the box.
The ginkgo tree is one of ________________ living trees on earth. Ginkgo trees first appeared over 200 million years ago. Chinese people love the ginkgo, as it is a symbol of hope and long life. Many Chinese believe that the old ginkgo tree in the Zhongnan Mountains in Shanxi Province is ________________. This tree is over 1,400 years old. Thousands of tourists come to see it each year, especially in mid-October, as it is ___________time to see it. The ginkgo tree is one of ________________trees in streets, parks, and gardens across China. When autumn comes, one of ________________activities is to take a walk under ginkgo trees. People believe the bright yellow leaves can bring joy to their heart.
the most ancient
the most beautiful
the best
the most common
the most popular
ancient beautiful common good popular
Topic: An introduction to _________________ Origin (起源) Ginkgo trees first appeared over ___________________________, making them one of _______________________________ on earth.
Importance It is a symbol of ________________________.
A famous tree The old ginkgo tree in the Zhongnan Mountains in ______________ is the most beautiful. The best time to see it is _______________.
Common place As one of the most common trees, people can see ginkgo trees in _______, _______, and _______ across China.
Popular activity When autumn comes, people usually _____________ under ginkgo trees. They believe the bright yellow leaves can bring ____________________.
the ginkgo tree
200 million years ago
the most ancient living trees
hope and long life
Shanxi Province
mid-October
streets
parks
gardens
take a walk
joy to their heart
Do a report
Hello everyone! My name is_____. Today I’d like to share some amazing animals in Africa with you.
I like_____best. They are in China. Do you like _____ They are among all animals, 1
11
(at least four kinds and use the superlative)
What amazing animals! Thanks for your listening.
Discussion
What do these sentences have in common
The blue whale is the largest and heaviest animal in the world.
The biggest land animal in the world is the African elephant.
The cheetah runs the fastest among all land animals.
Structure 1
the＋最高级
在……最……
＋(名词)
＋in / among＋比较范围
最高级比较必须要有__________。
范围限制
Discussion
What do these sentences have in common
Which do you think is the most beautiful, the rose, the peony, or the lotus flower
Which animal jumps the highest, the lion, the monkey, or the tree frog
Structure 2
疑问词
哪一个最……，A，B，还是 C？
＋be / v.
, A, B, or C
＋the＋最高级
Discussion
What do these sentences have in common
The gingko tree is one of the most ancient living trees on earth.
The gingko tree is one of the most common trees in streets, parks,
and gardens across China.
One of the most popular activities is to take a walk under gingko trees.
Structure 3
one of
最……的……之一
＋the＋最高级
＋名词复数
注意
1
当最高级前面有物主代词或名词所有格时, 不加定冠词 the。
e.g. Jane is Lucy’s best friend.
2
最高级前可加序数词。
e.g. The Yellow River is the second longest river in China.
3
最高级修饰作表语或介词宾语的名词、代词时，被修饰的词往往省略。
e.g. Mike is the laziest (student) in our class.
This is my worst performance.
最高级范围
in + 范围
①
表示 “在……范围内”，后接大范围（如地点、组织、时间阶段等）。
This is the biggest city in China.
He was the youngest player in the team.
of + 具体成员/同类事物
②
表示 “在……中”，后接具体的人或事物（复数名词 / 集合名词），强调从同类中选出 “最……”的个体。
She is the most talented of all the students.
This apple is the sweetest of the five.
最高级范围
among + 同类群体
③
强调 “在…… 群体中”，后接复数名词或代词，可与 of 互换，但 among 更侧重 “在多者之间” 的分布感。
out of +
明确范围
④
表示 “从……中”，后接明确的复数名词或代词，常用于强调 “从某一特定范围中选出”。
He is the richest man among the billionaires.
Which is the smallest among these birds
She scored the highest marks out of all candidates.
This song is my favorite out of his new album.
最高级的用法
用 法
表示三者或三者以上（人或事物）的比较，其中一个在某一方面超过比其它几个
一般后面可用带有_____,______,_________的短语等来说明比较范围。
形容词的最高级前面一般要加定冠词_______,副词最高级前的_______ 可以省略。
in of among
the
the
形容词和副词的最高级
最高级易考易错点
最高级应用的判断
1.最高级前面要加the.
形容词最高级前面必须加the
副词最高级前面the可以省略
最高级前加物主代词或名词所有格等，表示明确的所属关系时，不再使用the。
2.最高级表达一定要有范围.
in + [范围/群体/地方]
of + [具体的同类个体]
among + [模糊的群体]
1.是不是三者或三者以上在进行比较，三者或三者以上比较用最高级。
2.如果句末有in/of 短语来表示范围，则用最高级。
3.如果句中有one of the ...，就用最高级。
必做：
1.规则梳理： 在笔记本上整理一份形容词和副词最高级构成规则（规则与不规则）的思维导图或表格，并各举2个例子。
2.造句练习： 使用最高级仿照例句写5个句子，描述你的家人、朋友或你所在的城市。
例句: My father is the busiest person in my family. / Shanghai is one of the biggest cities in China.
选做：有条件的同学可上网查阅更多非洲奇妙的动植物，并拍摄讲解该动植物的介绍视频。
Homework

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