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Unit 4 Amazing Plants and Animals
What can plants and animals do
(Section A Grammar Focus)
人教版（2024） 八年级上册
通过本节课学习，我能够：
1. 掌握形容词、副词最高级的变化形式及用法。
2. 初步掌握最高级句型结构，运用英语思维方式对熟悉
的人或事物进行简单的、比较性的描述，提升英语语
言运用能力和逻辑思维能力。
3. 感受中英文之间的差异，提升跨文化交际意识和民族
文化自信。
Learning objectives
It is a folding fan with a painting of bamboo on it.
Bamboo is one of _________________ subjects in Chinese paintings.
It is the Bamboo Sea in Sichuan, ___________ and _________ bamboo forest in China.
Bamboo is one of ___________________ plants.
People can use bamboo to build houses and make tools and instruments.
Bamboo Sea
the most popular
the largest
oldest
the fastest-growing
Review
Talk about the plants and animals with superlatives.
Moss is one of the oldest plants on earth.
The blue whale is the largest and heaviest animal on earth.
The redwood tree is the tallest tree in the world.
The cheetah runs the fastest and is the most beautiful animal in the world.
--What’s amazing about ... --......
Bamboo Sea
How did we describe these plants and animals.
superlatives
Bob
When do we use superlatives
Bob is short.
Tom is taller than Bob.
Tom
Bill
Bill is the tallest of the three boys.
The sun is larger than the earth.
The earth is larger than the moon.
The sun is the largest of the three.
What does this video talk about
World’s Records
the highest mountain
the longest river
the largest animal
the deepest trench
the biggest desert
the longest wall
形容词和副词的最高级
一、定义：
形容词、副词的最高级用于三者或三者以上人或事物之间的比较，意为“最……”。形容词的最高级前通常要加the，副词的最高级前可省去the。
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.
I think the most useful plant in the world is bamboo.
It is perhaps the most interesting plant in the world.
Read the sentences and notice the words in bold. What are the ways to form a superlative adjective or adverb
3a
二、形容词、副词最高级的构成：
观察下列形容词、副词的变化形式，然后分类。
heavy — heaviest
long — longest
high — highest
nice — nicest
late — latest
big — biggest
early — earliest
hot — hottest
fast — fastest
beautiful — most beautiful
interesting — most interesting
good — best
much/many — most
little — least
boring — most boring
happy — happiest
heavy — heaviest
long — longest
high — highest
nice — nicest
late — latest
big — biggest
early — earliest
hot — hottest
fast — fastest
beautiful — most beautiful
interesting — most interesting
good — best
much/many — most
little — least
boring — most boring
happy — happiest
讨论并总结形容词、副词最高级变化规则：
①直接在词尾加-est。
②以不发音的字母e结尾的词，直接在词尾加-st。
③以“辅音字母+y”结尾的词，变“y”为“i”，再加-est。
④以重读闭音节结尾且末尾只有一个辅音字母，双写该字母再加-est。
⑤多音节和部分双音节词在其前加most构成最高级。
interesting — most interesting
boring — most boring
long — longest
fast — fastest
nice — nicest
late — latest
heavy — heaviest
early — earliest
big — biggest
hot — hottest
⑥不规则变化。
good — best
much/many — most
little — least
其他常见的不规则的形容词、副词最高级有：
well — best
bad/badly — worst
old
oldest
eldest
far
farthest
furthest
三、最高级的基本用法：
Beijing is one of the biggest cities in the world.
北京是世界上最大的城市之一。
仔细观察下列句子，讨论并总结最高级的基本用法：
1. 用于“one of +the +最高级+复数名词”结构。
Tom is one of the most popular students in our school.
汤姆是我们学校最受欢迎的学生之一。
The Yellow River is the second longest river in China.
黄河是中国第二长河。
Jim is the third tallest boy in our class.
吉姆是班里第三高的孩子。
2. 用于“the +序数词+形容词或副词最高级(+可数名词单数+in
短语)，意为‘（在......是)第几......的......’”结构。
China is the largest country in Asia. 中国是亚洲最大的国家。
He is the tallest boy in our class. 他是我们班上个子最高的男孩。
3. 用于三者或三者以上的事物的比较。通常用介词of，in，among
引出短语或从句表示比较的范围。介词in和of引导的短语说明比
较的范围。如果在一定的地域空间内进行比较用in，如果在同一
类事物范围内进行比较用of。
China is the largest one of all the Asian countries.
中国是亚洲所有国家中最大的。
He is the tallest one of all the boys. 他是所有男孩中最高的。
Which city is the biggest, Beijing, Shanghai or Tianjing
那个城市最大，北京，上海还是天津？
Who is the tallest boy, Tom, John or Bill
谁最高，汤姆，约翰还是比尔？
4. 用于“疑问词+ be + the +最高级+比较范围？”结构。
Which season do you like (the) best, spring, summer or fall
你最喜欢哪个季节，春季，夏季还是秋季？
Who does homework (the) most carerully, Tom, Jack or Bill
谁做作业最认真，汤姆，杰克还是比尔？
5. 用于“疑问词+助动词+ ... (+the) +最高级+比较范围？”结构
6. 用比较级表达最高级的几种情况：
Tom is the tallest student in his class.
Tom is taller than any other student in his class.
Tom is taller than all the other students in his class.
Tom is taller than any of the other students in his class.
Tom is taller than anyone else in his class.
Yao Ming is taller than any boys in Tom’s class.
7. 否定词与比较级连用可表达最高级的含义。
--What do you think of the movie
你认为这部电影怎么样？
--Great! I have never seen a better one.
棒极了！我从没看过（比这）更好的电影。
I have never heard a better voice than yours.
我从未听过比你的嗓音更好的。
四、最高级使用注意事项：
This is my busiest day. 这是我最忙的一天。
This is a most interesting story. 这是一个很有趣的故事。
1. 当形容词最高级前有形容词性物主代词或名词所有格修饰时，
最高级前不用定冠词the。
2. 形容词最高级前如果没有the，就没有比较的意思， 只是加
强语气，有“很”、“非常”之意。
at least 至少
3. 含有最高级的习惯用语：
at most 最多不过
do one’s best 尽全力
make the most of 充分利用
the longest 最长；至多（不超过某一特定时间）
make the best of （在不利的条件下）充分利用，尽力而为
at one’s best 在……全盛时期，在……最好的状态
Among all animals, I love pandas the best. I think they are __________ (cute) animals in the world.
Which do you think is _________________ (beautiful), the rose, the peony, or the lotus flower
Look at that butterfly! It has __________________ (colourful) wings.
Which animal jumps _____________ (high), the lion, the monkey, or the tree frog
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.
Practice
Complete the sentences with the superlative forms of the words in brackets.
3b
the cutest
the most beautiful
heaviest
the most colourful
(the) highest
the largest
Complete the passage with the superlative forms of the words in the box.
ancient beautiful common good popular
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 Shaanxi Province is __________________. 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
3b
Some could stand up to three metres tall and weigh up to 860 kg.
weigh v. 有……重；称重量
Language points
常见搭配：weigh about +数词 重约……
weigh over +数词 超过……重 weigh up to +数词 重达……
--How much does the baby weigh --It weighs 4 kg.
weight n. 重量；分量
固定词组：put on weight 增加体重
lose weight 减重
Section A (Grammar Focus)
Grammar:
Summary
1. 形容词、副词最高级变化规则
2. 最高级的基本用法
3. 使用最高级时的注意事项
共7条
Exercise
Ⅰ. 写出下列单词的最高级形式。
hardest
fastest
best
laziest
largest
most
fattest
highest
cheapest
earliest
most
best
funniest
oldest
/eldest
most useful
heaviest
most delicious
most expensive
1. hard ________ 2. fast ________ 3. good _____
4. lazy ________ 5. large ________ 6. many ______
7. fat ________ 8. high ________ 9. cheap ________
10. early ________ 11. much ________ 12. well ________
13. funny ________ 14. old ____________
15. useful ____________ 16. heavy ________
17. delicious ______________ 18. expensive _______________
19. big ________ 20. long ________ 21. short ________
22. tall ________ 23. friendly ________________________
24. healthy _________ 25. outgoing _______________
26. cold ________ 27. interesting ________________
28. young _________ 29. difficult ______________
30. important ________________
31. hard-working ___________________
biggest
longest
shortest
tallest
friendliest
/most friendly
most outgoing
most important
coldest
most interesting
youngest
most difficult
healthiest
most hard-working
1. Rick runs ___________ (fast) in his school.
2. Anna studies ____________ (hard) of the three.
3. What is the ______ (good) clothes store in your town
4. Who is ________________ (outgoing), Lily, Helen or Kate
5. I think Teen World has ____________ (friend) service of all.
6. Of all the cinemas in town, Town Cinema is ____________
(far) from my home.
Ⅱ. 用括号内所给词的适当形式填空。
(the) fastest
(the) hardest
best
the most outgoing
the friendliest
the farthest
8. Helen could play the piano __________ (beautiful) at the age of 7.
9. The yellow skirt is one of ____________ (cheap) skirts in her
clothing store.
10. I think basketball is ________________ (excite) of all the sports.
11. Tom is ____________ (funny) boy that I know. He often makes
us laugh.
12. Jim runs ______ than Tony, but Frank runs ____________ of
them. (fast)
13. Jack reads the text _____________ (loud) in our class.
beautifully
the cheapest
the most exciting
the funniest
faster
(the) fastest
(the) loudest
Homework
1. Review the usage of superlatives.
2. Do some exercises by using superlatives.
Must do:
Write a composition to introduce your classmates by using superlatives.
Try to do:
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Unit 4 Amazing Plants and Animals
Section A（Grammar Focus）
基础巩固
I. 根据句意及汉语提示填写单词。
1. He lost 5 __________ (公斤) after a month of exercise.
2. The bird spread(展开) its __________ (翅膀) and flew into the sky.
3. She couldn't __________ (相信) her eyes when she saw the beautiful gift.
4. __________ (玫瑰) are a symbol of love, so they’re popular on special days.
5. The plane will __________ (着陆) at the airport in twelve minutes.
II. 语法与情景对话。
( )6. What a lovely reading room! It's one of __________ in our school.
A. nice B. nicer C. nicest D. the nicest
( )7. The Qinghai Lake is ________ lake in China. It is in Qinghai Province.
A. large B. larger C. the largest D. largest
( )8. --Why didn’t Mr Wu choose Jack
--Because he does things __________ in his class.
A. carefully B. less carefully
C. the most carefully D. the least carefully
( )9. Linda has just got the only chance to visit Peking University. She is the __________ student in the class.
A. luckiest B. luckier C. luckily D. lucky
( )10. --Who got the first place in the drawing competition in your school
--Nancy. She drew __________ of all the students in our school.
A. worst B. best C. better D. worse
( )11. --I really like yesterday’s football match. What about you
--Me too. It's __________ one I have ever seen.
A. a more wonderful B. a more boring
C. the most wonderful D. the most boring
( )12. As we all know, the Yellow River is the second __________ river in China.
A. longest B. longer C. long D. much longer
能力提升
III. 用括号内所给单词的适当形式填空。
13. A newborn panda __________ 90—130 grams. That is about the __________ of a mouse. (weigh)
14. Linda is an __________ girl. She comes from __________. (Africa)
15. Bees and __________ (butterfly) like to play among flowers in summer.
16. Bad news has __________ (wing). 好事不出门，坏事传千里。
17. The young girl painted a __________ (colour) picture of a forest.
18. She needs _____________ (weight) these apples to see how much they are.
19. All __________ (live) things need water and air to survive.
20. In our country, January is __________ (cold) month in a year.
21. The red dress is one of _____________ (cheap) dresses in her clothing store.
22. I think football is _______________ (exciting) of all the sports.
23. Tom is the second __________ (tall) student in his class.
24. Jim lived through _____________ (bad) year of all his life. He had an accident and lost his son last year.
25. --Who does homework _________________ ( carefully ), Tim, Tom or Bill
--Tim. He is more careful than Tom and Bill.
26. Which is the __________ (large) animal on earth, the whale, the crocodile or the shark
IV. 按要求完成句子。(每空限填一词)
27. This classroom is the biggest in our school. (改为同义句)
This classroom is __________ than __________ __________ classroom in our school.
28. Mary gets to school earlier than any other student in her class. (同义句转换)
Mary gets to school __________ __________ in her class.
29. Wang Feng is the tallest student in my class. (对画线部分提问)
__________ is the tallest student in your class
30. Nothing is more important than health. (改为同义句)
Health is __________ __________ __________ thing of all.
V. 根据所给汉语提示完成下列句子。(每空限填一词)
31. 她早上喜欢沿着河边散步。
She likes to __________ __________ __________ along the river in the morning.
32. 洛阳是我国最古老的城市之一。
Luoyang is ________ ________ ________ _________ cities in our country.
33. 在花园里的花中，我最爱牡丹。
__________ __________ __________ in the garden, I like the peony __________ __________.
34. 一些巨型大象可高达4米，重达7吨。
Some large elephants can __________ __________ __________ 4 metres tall and __________ __________ __________ 7 tons.
阅读素养提升
VI. 短文填空。
阅读下面短文，从方框中选择适当的词并用其正确形式填空(有一项多余) 。
alone many old usual dangerous bigtwenty during good situation hundred
Amur tigers are interesting animals. They are the 35.__________ cats in the world. A full-grown Amur tiger can be over 600 pounds. They live 36.__________.
Tigers also have very good eyesight and hearing. Their eyesight is 37.__________ better than humans’. Amur tigers live in the forests in the Russian Far East and Northeastern China. They have a thick yellow coat. It keeps them warm 38.__________ the long, cold winters in the forest!
Amur tigers 39.__________ hunt at night. Sometimes these tigers travel 40.__________ of kilometers to look for things to eat. They hunt small animals living in the forest. They also hunt smaller kinds of bears. A hungry Amur tiger can eat more than 50 pounds in one night.
Today, Amur tigers are in 41.__________. The number of Amur tigers dropped fast at the beginning of the 42.__________ century. Countries like Russia and China then began to protect these big cats. After that, the number of Amur tigers grew. Scientists believe there are about 540 Amur tigers living in the wild today. These big cats are still in a difficult 43.__________. We should try to save these tigers. If we try our 44.__________, the tigers may live in peace in the future.
参考答案
1. kg /kilograms 2. wings 3. believe 4. Roses 5. land
6—10. DCDAB 11—12. CA
13. weighs /weight 14. African /Africa 15. butterflies 16. wings
17. colourful 18. to weigh 19. living 20. the coldest
21. the cheapest 22. the most exciting 23. tallest 24. the worst
25. (the) most carefully 26. largest
27. bigger; any other 28. the earliest 29. Who 30. the most important
31. take a walk 32. one of the oldest 33. Among the flowers; the best
34. stand up to; weigh up to
35. biggest 36. alone 37. much 38. during 39. usually
40. hundreds 41. danger 42. twentieth 43. situation 44. best
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