资源简介

(共22张PPT)
UNIT 4
Amazing Plants and Animals
Section B vocabulary in use-3c
Vocabulary in Use
2a
Circle the odd ones. Then give your reasons.
habit height size weight
joy happiness fun enjoy
angry disappointed smart sad
appear look seem watch
honey milk juice bread
adj. 奇怪的；反常的；
圈出不同类
1. 看词性：名词、动词、形容词是否相同
2. 看词义类别：属于同一主题/同一范畴吗
high（adj.高的）→ height（n.高度）
weigh（v.称重）→ weight（n.重量）
happy（adj.开心的）→ happiness（n.幸福）
disappoint（v.使失望）→ disappointed（adj.感到失望的）→ disappointing（adj.令人失望的）
2b
Add the endings -ance, -(t) ion, -ness, and -ity to form nouns. Use your dictionary.
1. act _____________ 2. good ___________
3. kind _____________ 4. appear ___________
5. real _____________ 6. imagine ___________
7. connect _____________ 8. popular ___________
9. communicate ______________ 10. important __________
connection
communication
action
kindness
reality
goodness
appearance
imagination
popularity
importance
n. 行动；动作
n. 真实性
n. 想象力；想象
① -ness
构成：形容词 + -ness → 名词
含义：……的性质、状态
例句：happy（adj.开心的）→ happiness（n.幸福）；sad→sadness（悲伤）
② -tion
构成：动词变名词（动词词根+tion）
含义：动作、行为，或动作产生的结果
例句：act（v.行动）→ action（n.行动）；
imagine（v.想象）→ imagination（n.想象，想象力）
名词后缀
③ -ance
构成：动词 + -ance → 名词
含义：状态、性质、行为、外表
例句：appear（v.出现）→ appearance（n.外貌；出现）；
perform（v.表演）→ performance（n.表演）
④ -ity
构成：形容词 + -ity → 抽象名词
含义：性质、特性
例句：real（adj.真实的）→ reality（n.真实性）；
possible（adj.可能的）→ possibility（n.可能性）
名词后缀
2c
Complete the sentences with the correct forms of the words in the box.
appear disappoint imagine store weigh
1. I felt ___________ when my favourite flowers died.
2. After the rain, some mushrooms __________ in the garden.
3. In my hometown, people often use bamboo baskets to ______
food.
4. What did you put in your luggage It ________ a ton.
5. I can’t ________ my life without my pets. They mean a lot to me.
v. 出现 v. 使失望 v. 想象 v. 储存 v. 称重
disappointed
die v. 死；死亡
变形：died(过去式)；
dying(，adj.垂死的)；
death(n.死亡)；dead(adj.死的)
mushroom n.蘑菇，
个体可数，原料不可数
复数mushrooms
appeared
store
ton n.吨；大量
复数tons
a ton of：大量；许多
tons of：大量；许多
后面既可接可数名词复数，也可接不可数名词。
weighs
imagine
mean (v.) 意思是；意味着；打算
搭配：
mean to do sth. 打算做某事
mean doing sth. 意味着做某事
What does…mean ……是什么意思？
2d
Complete the passage with the correct forms of the words in the box.
however important land planet protect
You may not realize it, but frogs play an important role in our _______ ecosystem. The smallest frogs are about the size of a pea, while larger ones can grow as big as a human hand. Many people know that frogs help to _______ farms by eating insects. __________, not everyone understands their ___________ in nature. Frogs can live on ______ and in water. Because of this, they are popular subjects in studies on climate change and the ecosystem.
adv. 然而
adj. 重要的
n. 陆地
v. 着陆
n. 行星
v. 保护；防护
含义：在……中起重要作用
用法：in后面接名词 / 动名词(doing)
n. 生态系统
n. 豌豆，可数名词
复数peas
planet’s
连词，表转折
然而
protect
by doing sth通过做某事
However
importance
land
study（n.） 研究
气候变化
Guess the Animal
Pre - reading
Riddle
It lives in the ocean.
It is the largest and heaviest animal on the earth.
It can weigh up to 200 tons.
What animal is it
Answer ：________________
The blue whale
Watch and Answer
Pre - reading
1. What do blue whales eat
2. How do they breathe
3. How do they communicate with their partners
Watch and Answer
Pre - reading
After the Video
Blue Whales: What Do You Know
1. What do blue whales eat
2. How do they breathe
3. How do they communicate with their partners
Blue whales eat krill.
They breathe with lungs.
They communicate with each other by making sounds.
Fast Reading
While- reading
1. What type of text is this passage
A. A story
B. A factual report
C. A diary
2. The main ideas:
Para 1: Basic ________ of blue whales.
Para 2: Blue whales’ _________and ______________ in nature.
facts
life
importance
Careful Reading
While- reading
3a
Read the text and complete the table.
Careful Reading
While- reading
3a
Read the text and complete the table.
Blue whale facts Weight
Where they live
Food
How long they live
Importance in nature
The Blue Whale
The blue whale is the largest and heaviest animal
on earth. It can weigh as much as 200 tons. Many
people like watching blue whales swim, and they
think it is one of the most beautiful things to see.
Blue whales live in all oceans except the Arctic
Ocean. They eat a lot, but they eat some of the
tiniest animals in the ocean. A blue whale can eat
around four tons of these a day.
Blue whales can live up to 90 years. When a blue
whale dies at sea, it becomes food for many kinds
of animals living in and around the sea. This food
lasts for over a year and it helps to create a lively and
healthy ecosystem. Blue whales play an important
role in our world, so we must protect them.
as much as 200 tons
in all oceans except the Arctic Ocean
some of the tiniest animals in the ocean
up to 90 years
When a blue whale dies, it becomes food for many animals and it helps to create a lively and healthy ecosystem.
The blue whale is the largest and heaviest animal on earth. It can weigh as much as 200 tons. Many people like watching blue whales swim, and they think it is one of the most beautiful things to see.
Blue whales live in all oceans except the Arctic Ocean. They eat a lot, but they eat some of the tiniest animals in the ocean. A blue whale can eat around four tons of these a day.
1. as much as ：多达
2. watch sb./sth. do sth.
：观看全过程
3. one of ：……之一
+ 可数名词复数，谓语用单数
4. except prep. 除……之外
5. tiny adj. 极小的
变形：tiny → tinier → tiniest
Language Points
Post- reading
Blue whales can live up to 90 years. When a blue whale dies at sea, it becomes food for many kinds of animals living in and around the sea.
This food lasts for over a year and it helps to create a lively and healthy ecosystem. Blue whales play an important role in our world, so we must protect them.
1. live up to ：活到；不辜负
2. many kinds of ：许多种类
3. last v. 持续；adj. 最后的
4. help to do sth. 帮助做某事
5. lively adj. 生机勃勃的
lively → livelier → liveliest
6. health 词形变化：
health(n.) → healthy(adj.) → healthier → unhealthy
7. play an important role in 在……发挥重要作用
8. protect v. 保护 → protection(n.)
Language Points
Post- reading
Post- reading
Writing
3b
Imagine you are a blue whale. Use the first person to rewrite the first paragraph.
第一人称
v.改写，重写
The blue whale is the largest and heaviest animal on earth. It can weigh as much as 200 tons. Many people like watching blue whales swim, and they think it is one of the most beautiful things to see.
Blue whales live in all oceans except the Arctic Ocean. They eat a lot, but they eat some of the tiniest animals in the ocean. A blue whale can eat around four tons of these a day.
Hello everyone! My name is Billy the Blue Whale. I am ________________________I’m heavy, but I_________________________.
I live in _____________________ I can eat _________________________.
Post- reading
Find useful sentences.
the third person sentences:
1. The blue whale is the largest and heaviest animal on earth.
2. It can weigh as much as 200 tons.
3. It lives in …
4. It eats …
Change It to I
the first person sentences:
I am the largest animal.
I can weigh as much as 200 tons.
I live in all oceans.
I eat small animals.
Post- reading
Rewrite Para. 1
3b
Imagine you are a blue whale. Use the first person to rewrite the first paragraph.
Hello everyone! My name is Billy the Blue Whale. I am ______________________________________________
I’m heavy, but I ________________________________________________________________________________________________________.
I live in _______________________________
I can eat ___________________________________.
the largest and heaviest animal on earth. I weigh as much as 200 tons.
love swimming, and many people like watching me swim.
They think it’s one of the most beautiful things to see.
all oceans except the Arctic Ocean.
some of the tiniest animals in the ocean.
Write the Whole Passage
My Story — I Am a Blue Whale
Para 1: Self-introduction
I am the largest and heaviest animal on earth. I can weigh as much as 200 tons.
Para 2: Home & Food
I live in all oceans except the Arctic Ocean.
I eat some of the tiniest animals.
Para 3: Life & Importance
I can live up to 90 years. I help create a healthy ecosystem.
People should protect me.
Example
My Story — I Am a Blue Whale
Hello everyone! My name is Billy the Blue Whale. I am the largest and heaviest animal on earth. I can weigh as much as 200 tons.
I live in all oceans except the Arctic Ocean. I eat some of the tiniest animals in the ocean. I can eat around four tons of them every day.
I can live up to 90 years. When I die at sea, I become food for other sea animals. I help create a lively and healthy ecosystem. I play an important role in the world, so please protect me.
Writing Time & Self-check
1. Use the first person.
2. Include all the facts from the table.
3. Write about 100 words.
4. End with a protection sentence.
Write about the Blue Whale
Self-check List
I use I and my.
I include all the facts.
My sentences are in order.
I check spelling and grammar.
I add a protection sentence.
Thank you !

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