Unit 13 We're trying to save the earth! Section A 3a--3b 课件(共35张PPT)

(共35张PPT)
人教版 九年级上册
Unit 13
We're trying to save the earth!
Section A 3a--3b
industry
reusable
transportation
cruel
ecosystem
afford
take part in
fin
harmful
scientific
law
shark
chain
Review
Do you know the meaning of the words
food chains
ocean’s
ecosystem
海洋生态系统
食物链
What are they
Sharks are at the top of the food chain in the ocean's ecosystem.
Sharks
But!!!
Pre-reading
1. What do you know about sharks
2. Do you think sharks are endangered Why
Predict answers according to the title and the picture.
Save the sharks!
They live in the ocean and have sharp teeth.
Yes. Because I know people may kill them for their fins and oil. Also, the title tells us to save them.
Save the sharks !
What’s the main idea of the article
A. Some kinds of fish in the ocean
B.The sharks are endangered in the world.
C.Shark’s fin soup is famous and expensive.
A:in great danger B:dangerous
Whole-reading
(Predicting)
2.Let’s read ，think and predict.
阅读微策略：了解文本并学会区分事实与观点
1. Where can you find the article
A. From a novel.
B. From a magazine.
C. From a diary.
2.What is it talk about
Air pollution
Animal protection
Travel
阅读微策略：通过标题和插图推断



Talk about shark fin soup.
Sharks are endangered now.
Appeal to（呼吁） people against eating shark fins.
skimming and match
Read the passage and complete the fact sheet in 3a.(P99)
Where shark fin soup is popular
Number of sharks caught and traded every year
How much the numbers of some kinds of sharks have fallen in the last 20 to 30years
Two environmental groups which are against “finning”
in southern China
Para 1
around 70 million
Para 2
Para 2
over 90 percent
Para 3
WildAid and the WWF
while-reading
Read para 1 and answer the questions.
Save the Sharks!
Many have heard of shark fin soup. This famous and expensive dish is especially popular in southern China.But do you realize that you’re killing a whole shark each time you enjoy a bowl of shark fin soup
Scanning 1
1. Where is shark fin soup popular
2. What does it mean when people enjoy
a bowl of shark fin soup
In southern China.
They’re killing a whole shark when
they enjoy a bowl of shark fin soup.
Task 2
Read Para. 1 and judge the sentences.
①Shark’s fin（鱼鳍）soup is famous and expensive all around the world.
②You’re killing a whole shark when you enjoy a bowl of shark fin soup.
F
T
in southern China.
people enjoy _____________________
fishermen ___________, ___________, then _______________________
________________________________decreased quickly
a bowl of shark fin soup
catch sharks
cut their fins
throw them into the ocean
The numbers of some kind of sharks
Task 3
Read Para. 2 and fill in the blanks.
When people catch sharks, they cut off their fins and throw the shark back into the ocean. This is not only cruel, but also harmful to the environment. Without a fin, a shark can no longer swim and slowly dies. Sharks are at the top of the food chain in the ocean’s ecosystem. If their numbers drop too low, it will bring danger to all ocean life. Many believe that sharks can never be endangered
because they are the strongest in their food chain. But in fact, around 70 million sharks are caught and traded in this industry every year. The numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years.
Scanning 2
Read para 2 and answer the questions.
1.How do people deal with them when they catch the sharks
2. Without a fin, what will happen to a shark
3. Why is it harmful to the environment
4. What do the two numbers mean
They cut off their fins throw them back into the ocean.
It can no longer swim and slowly dies.
Sharks are at the top of the food chain, so if their numbers drop too low, it will bring danger to all ocean life.
70 million
90 percent
Around 70 million sharks are caught and
traded every year.
The numbers of some kinds of sharks have fallen
by over 90 percent in the past 20 to 30 years.
Para2.
Careful-reading
When people catch sharks, they ________ their fins and_______the shark __________the ocean.
cut off
throw
Without a fin, a shark
can______________
and___________.
no longer swim
slowly dies
Many believe that sharks
can never___________ ,
because they are ________
in their food chain.
be endangered
the strongest
back into
_____________ sharks
are caught and traded in
this industry every year.
Two
opinions
about
killing
sharks:
Finish the mind-map.
This is not only _____, but also _______to
the environment.
because
but in fact
however
If their numbers drop
too low, it will bring
__________________.
The numbers of some kinds
of sharks _________over 90
percent __________________.
at the top of the food chain
in the ocean’s ecosystem.
danger to all ocean life
Around 70 million
have fallen
in the last 20 to 30 years
cruel
harmful
1.What are the names of the two environmental protection groups
2. What have people done against(反对）finning？
Para3.
②Ask governments to develop laws to stop the sales of shark fins.
①teach the public about finning.
A.培养 B.壮大 C.完善
3. Do you think the shark fin soup is good for health
No scientific studies have shown that shark fins are good for health.
A.科学的 B.理论的
Careful-reading
So why eat them
Help save the sharks!
Is shark fin soup good for health
A Yes B. No C. No scientific(科学的) studies show that
2. Which part of China is shark fin soup popular
3. Sharks are ___________ of the food chain in ocean’s ecosystem.
A. at the bottom(底部) B. in the middle C. at the top
4. Every year, around ___________ sharks are killed and traded in the industry.
A. 50 million B.70 million C.90 million
5.Which one is not an environmental protection group
A. WWF B. WildAid C. WTO
D
A
C
B
√
√
√
√
√
Check your anwers
We should stop eating the shark fin soup!
What can we do to save the sharks
We should stop eating the shark fin soup!
when the buying stops, the killing can too.
What should we do to save the animals
Discussion
Wildlife Conservation
Day (野生动物保护日)
Three secret animals 神秘动物



for you to write about
I want to make posters(海报) to
tell people about them
and call on everybody to protect the wild animals.
Can you join me
Three secret animals 神秘动物
for you to write about
The best group in learning can have the priority (优先权) to choose the animal.
crocodile 鳄鱼
mink 貂
elephant
A
B
C
crocodile skin bag
鳄鱼皮手袋
fur coat
皮草大衣
ivory chopsticks
象牙筷
Discuss: Why are they endangered
crocodile 鳄鱼
mink 貂
elephant
Make your MIND MAP
Follow the structure,
add more details.
Problem
Facts
Solution
…
…
…
Save the ______
两分钟小组讨论，根据问题，完成思维导图（增加细节）
Student 1,2
Student 3,4
Student 5,6
Jigsaw writing
Problem
Facts
Solution
Write a slogan(口号) in the end
Make it more powerful
Tips: 每两名同学合作完成一部分的写作，然后将各部分粘贴在poster上
Summary
Problem
Facts
Solution
We can save the animals before it’s too late.
Let’s make the world a better place.
Save the
1. Many people do not realize they are killing a whole shark ______ they enjoy a bowl of shark fin soup.
2. Sharks are at the top of the food chain, ____ if their numbers drop, the ocean’s ecosystem will be in danger.
3. Many think that sharks are too strong to be endangered, _____ they are wrong.
4. _________ there are no scientific studies to support this, a lot of people believe that shark fins are good for health.
5. Sharks may disappear one day _____ we do not do something to stop the sale of shark fins.
when
so
but
Although
if
so although if but when
Read the passage again and fill in the blanks with the words in the box.
3b
Task 6
P 99
听说
砍掉；切断
不但……而且……
对……有害
在……的顶端
Pay attention to the following underlined parts.
听说______________
一整只鲨鱼__________________
每次____________________
一碗鱼翅羹__________________
切掉__________________________
扔回__________________
不仅......而且......._____________________
对...有害__________________
没有鱼鳍__________________
不再__________________
hear of
a whole shark
each time
cut off
a bowl of shark fin soup
throw back into
not only... but also...
be harmful to
without a fin
no longer
重点短语勾画
慢慢死去__________________
在海洋生态系统食物链的顶端___________________________________________________
3. 濒临灭绝__________________
4.事实上__________________
5.被捕杀和交易__________________
6......的数量__________________
7.某些品种__________________
8.在过去的20到30年__________________
9.环境保护组织____________________
slowly die
at the top of the food chain in the
ocean's ecosystem
be endangered
in fact
be caught and traded
the number(s) of
some kinds of
in the last 20 to 30 years
environmental protection groups
1.......的数量__________________
2.立法________________
3.......的销售________________
4.到目前为止________________
5.帮助拯救鲨鱼________________
6.科学研究_______________
the number of
scientific studies
help save the sharks
so far
the sale of
develop laws
A whole shark has been killed each time you enjoy a bowl of ______________. When people_______ sharks, they ______ their fins and _____ the shark back into the ocean. Without a fin, a shark can __________ swim and slowly dies. If sharks’ numbers drop too low, it will ______________ all ocean life. ______________ some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years.
cut off
no longer
bring danger to
The numbers of
Task 8
Retell the passage according to the words below.
throw
shark fin soup
catch