Unit 13 We’re trying to save the earth! SectionA3a-3b课件21张人教版英语九年级全册

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名称 Unit 13 We’re trying to save the earth! SectionA3a-3b课件21张人教版英语九年级全册
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更新时间 2022-03-15 09:22:24

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(共21张PPT)
Unit 13
We’re trying to
save the earth!
3a-3c
Learning goals
1. Curriculum words: shark, fin, cruel, harmful, chain, ecosystem,
industry, law, scientific
3. Reading:a passage about sharks
2. Useful expressions: be harmful to, at the top of, the food chain
Warming up
South China tiger
华南虎
Crested Ibis
朱 鹮
Let’s look at pictures of endangered animals in our country.
濒危的;濒临灭绝的
Warming up
Golden Monkey
金丝猴
Chiru
藏羚羊
Let’s look at pictures of endangered animals in our country.
Pre-reading
Do you think sharks are endangered Why
What do you think might have caused a fall in the number of sharks
Pre-reading
while-reading(fast reading)
Read the passage quickly.
What is the main idea
Choose the correct answer.
A. The Introduction of the shark
fin soup
B. Tell people to save sharks
C. The Introduction of some
environmental protection groups.
阅读技能:skimming
Read the title, the first and last sentences in each paragraphs and match the main ideas.
Ask people to save the shark
Talk about shark fin soup.
Sharks are endangered now.
Para. 1
Para. 2
Para. 3
while-reading(fast reading)
while-reading (careful reading)
Read the passage and complete the fact sheet in 3a.
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
around 70 million
over 90 percent
WildAid and the WWF
What is the reason for killing sharks
2. What will happen when you enjoy a bow of shark fin soup
3. What do you think of the reason for killing sharks
Read paragraph 1 carefully and find more detailed information.
Because of the famous and expensive dish----shark fin soup.
You’re killing a whole shark.
It’s cruel and foolish.
while-reading (careful reading)
Read paragraph 2 and complete the fact sheet.
Results of
killing sharks
For a shark
For shark groups
For ocean
ecosystem
生态系统
Without a fin, a shark can __________________________________.
The numbers of some kinds of sharks _____________in the last 20 to 30 years.
All ocean life will be ___________ if there are not enough sharks.
not swim any longer and gradually dies
have dropped
in danger
while-reading (careful reading)
Read paragraph 3 and complete the chart.
Action to _______________
WildAid and the WWF
Government
Individual(个人)
are teaching the public about finning
develop laws(法律) to stop the sale of shark fins.
help save the sharks
protect the sharks
while-reading (careful reading)
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.
so
when
so although if but when
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.
but
Although
if
Read the passage again and fill in the blanks with
the words in the box.
时间
因果
转折
条件
Post-reading
hear of
cut off
no longer
not only … but also
be harmful to
bring danger to
the number of
so far
Find the phrases and match.
Post-reading
不再
割掉,砍掉
到目前为止
对……有害
给……带来危险
……的数量
听说
不但……而且……
Some people like to eat shark fin soup, especially in _________ China. But getting the shark's fin is very _____. When people catch sharks, they ____ ____their fins and ______the sharks ______the ocean. The shark ______dies because it can't _____ without the fin. And it is also _________ to the environment. Sharks are at the ____ of the food chain. If ___ ______ ___sharks drops too____, it will break ______ _______ ___nature. Please say no to ______the shark fin soup, and _____ ______to save the sharks!
throw
into
southern
cruel
cut off
slowly
swim
harmful
top
the number of
low
the balance of
eat
take
Fill in the blanks according to the passage.
Post-reading
action
Post-reading
Save the Sharks!
提出问题:吃鱼翅就是杀害一整头鲨鱼(Para.1)
shark fin soup is popular in southern China
a bowl of shark fin soup=killing a whole shark
解决问题:国际环保组织号召反对
“猎翅”(Para.3)
cut off their fins and throw the sharks back into the ocean
cruel and harmful to the environment
around 70 million sharks are caught and traded every year
bring danger to all ocean life
the numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years
分析问题:为什么要阻止“猎翅” (Para.2)
environmental protection groups
no scientific studies have shown that shark fins are good for health
teaching the public about “finning”
asked governments to develop laws to stop the sale of shark fins
Complete the sentences.
1. 但是每一次当你喝一碗鱼翅汤的时候,你意识到你杀了一整只鲨鱼吗
But do you ________ that you’re killing a whole shark __________ you enjoy
____________ shark fin soup
2. 这种方式不仅残忍,而且对环境有害。
This is ________________, ___________________ the environment.
3. 如果它们的数量下降得太多,将会给所有的海洋生物带来危险。
If their numbers ________ too ________, it will _______________ all ocean
life.
realize
each time
a bowl of
not only cruel
but also harmful to
Exercises
drop
low
bring danger to
4. 很多人以为鲨鱼永远都不会濒临灭绝,因为他们是食物链的最强者。
Many ________ that sharks can _______________________ because
they are _____________ in their ______________.
5. 在过去的20年到30年,某些品种的鲨鱼数量下降了超过90%。
___________________ some kinds of sharks ______________ over 90
________________ in the last 20 to 30 years.
6. 到目前为止,没有任何科学研究表明,鱼翅对健康有好处,那么为什
么要吃它们呢
So far, no _________ studies ___________ that shark fins______________
health, so why ______ them
Exercises
never be endangered
have fallen by
are good for
have shown
scientific
believe
the strongest
food chain
The numbers of
percent
eat
Summary
Expressions
New words
Reading
a passage about sharks
be harmful to
at the top of
the food chain
cruel
harmful
industry
law
scientific
shark
fin
chain
ecosystem
Let’s help save the sharks!
Homework
纪录片网址如下: https://www./video/BV1qx41127i9 from=search&seid=8794683932756864729
观看纪录片Sharkwater, 请你以鲨鱼的角度给人类写一封80词左右的信,呼吁人类停止捕杀鲨鱼。内容包括:
1)介绍鲨鱼以及鲨鱼的生存现状;
2)讲述人类不应该捕杀鲨鱼的理由(至少包括两个);
3)呼吁人类与鲨鱼和平共处。
THANKS