Unit 13 We're trying to save the earth! section A 3a-3b 课件(共24张PPT，内嵌音频)2022-2023学年人教新目标九年级英语全册

(共24张PPT)
Unit 13
We're trying to save the earth!
Section A(3a-3b)
The earth is badly polluted.
What should we do to save the earth
Warming up
Let’s take action (采取行动)
Turn off the lights
when you leave a room.
Recycle books and paper.
Take buses instead of driving cars.
There are some animals are endangered. We should do something to protect the animals and the environment!
Save the earth!
Save the animals!
The zoos provide homes for many
endangered animals.
shark
鲨鱼
fin
鱼翅
cruel
残忍的
harmful
有害的
food chain
食物链
ecosystem
生态系统
industry
行业
law
法律
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.
阅读微策略：通过标题和插图推断
2. What is the passage about？
A.The shark fin soup is famous and expensive.
B.The sharks are in great danger.
C. People cut off sharks’ fins .
Where shark fin soup is popular
Number of sharks caught and traded every year
How goverments can help
Two environmental groups which are against “finning”
southern China
70 million
To develop laws to
stop the sale of the
shark fins
WildAid and the WWF
3a
Read the passage about sharks and complete the fact sheet below.
Read the passage and match the main idea with each paragraph.
What should we do
What is shark fin soup
What happens to sharks
Para. 1
Para. 2
Para. 3
Save the Sharks!
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.
1. How do people deal with them when they catch the sharks why do they catch whales
2. Without a fin, what will happen to a shark
They cut off their fins and throw them back into the ocean.
To make shark fin soup.
It can no longer saim and slowly die.
Paragraph 2:
3 .What does the writer think of people’s action
It is not only cruel but also harmful to the environment
4. Why is it harmful to the environment
Sharks are at the top of the food chain in the ocean’s ecosystem, so if their numbers drop too low, it will bring danger to all ocean life.
5.How many sharks are caught and traded every year
70 million
Environmental protection groups around the world, such as WildAid and the WWF, are teaching the public about “finning”. They have even asked governments to develop laws to stop the sale of shark fins. So far, no scientific studies have shown that shark fins are good for health, so why eat them Help save the sharks!
Scanning 3
Read para 3 and answer the questions.
1. What are the two environmental protection groups
2. What are they doing & what have they done
3. Are the shark fins good for health？
They are teaching the public about “finning”. They have even asked governments to develop laws(法律) to stop the sale of shark fins.
No scientific studies have shown that shark fins are good for health.
The WildAid and the WWF.
美国野生救援会(WildAid)是1999年在美国注册的非盈利机构，总部在美国旧金山，
它对濒临绝迹的野生动物提供直接的保护，并且发展许多有创意的计划，以教育大众关于野生动物及生态平衡的重要性。
世界自然基金会(WWF)是在全球享有盛誉的、最大的独立性非政府环境保护组织之一，自1961年成立以来，WWF一直致力于环保事业，在全世界拥有超过500万支持者和超过100个国家参与的项目网络。
What does the word “they” refer to according to the passage
1. When people catch sharks, they cut off their fins and throw
the sharks back into the ocean.
2. Many believe that sharks can never be endangered because
they are the strongest in their food chain.
3. They have even asked governments to develop laws to stop
the sale of shark fins.
( )
( )
( )
people
sharks
environment protection groups
3b
Read the passage again and fill in the blanks with the words in the box.
so although if but when
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.
when
so
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.
but
Although
if
Retell the passage according to the words below.
shark fin soup in southern China
each time cut off
no longer not only…but also…
at the top drop
be endangered the strongest around 70 million fallen by over 90 percent WildAid and the WWF
develop laws scientific studies
1. A shark can no longer swim and slowly
dies. 鲨鱼不能再游泳然后慢慢死掉。
no longer意思是“不再”
e.g. I’m no longer a student.
我不再是个学生了。
有两个短语和no longer同义，即not…any longer和not…any more，但他们侧重的方面不同。
Language points
no longer和not…any longer侧重时间。
e.g. He no longer lives here.
= He doesn’t live here any longer.
他不在这儿居住了。(一个时间以前他住
在这儿，过了这个时间，他就离开了。)
not…any more侧重程度和数量
e.g. You can drink no more.
= You can’t drink any more.
你不能再喝了。(喝酒的量到了一定程
度，不能再继续下去了。)
2. This method is not only cruel, but also
harmful to the environment.
这种方法不但残忍而且对环境有害。
not only…but also…
用于连接两个表示并列关系的成分，着重强调后者，其意为“不仅……而且……”; 其中的also有时可以省略。
e.g. She not only plays well, but also writes
music.
她不但很会演奏，而且还会作曲。
Not only men but also women were
chosen.
不仅仅是男的，女的也有被选中的。
若连接两个成分作主语，其谓语通常与靠近的主语保持一致。
e.g. Not only you but also he has to leave.
不只是你，他也得离开。
not only放在句首，后接句子时要用倒装结构。
e.g. Not only had the poor man been fined,
but also he had been sent to prison.
这个可怜的人不仅被罚款，而且还被
送进了监狱。
选择填空：
1.My teacher has given me useful suggestions and I want to thank him from the _____ of my heart.
A. condition B. bottom C. way D. surface
2.Our country is taking actions to ________ air pollution.
A.cut down B.cut up C.cut out D.cut off
3.Don’t play games on the computer all day. It’s ________ to your eyes.
A. harmful B. useful C. helpful D.thankful
4.A number of visitors _______ visiting the West Lake and the number of the visitors _____ increasing.
are; is B. is; are C. are; are D.is;is
B
A
A
A
根据句意，用括号中所给词的适当形式填空。
1. Hainan is in the ________ part of China.(south)
2. We all support his __________ research.(science)
3. This is an _____________ animal.We should try to
save it.(danger)
4. Smoking is ________ to your health. You must give
it up.(harm)
5. Tom is _____________ in our school.(strong)
southern
scientific
endangered
harmful
the strongest
根据句意及所给汉语提示，完成下列句子，每空一词。
1. The price of tomatoes has ____ ___(下降) five cents.
2. There’s snow ___ _____ _____ ____(在……顶部) the mountain.
3. You spend too much time in front of the computer. It can
__ ____ ____(对……有害) your health.
fallen by
at the top of
be harmful to
4. Did you _____ ____(听说) the party It was wonderful.
5. Kelly’s sister _____ ____(不再) feels afraid.
6. Grandpa ___ ___(剪掉) some old branches from the tree just now.
7. ______ ____ has he been to Canada, ______he ____ knows some Canadians. (不但……而且……)
hear of
no longer
cut off
Not only but also