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(共26张PPT)
Section A 3a-3b
Unit 13 We’re trying to save the earth!
R·九年级全一册
By the end of the class, you will be able to …
1. Learn curriculum words and useful expressions:
shark, fin, cruel, harmful, chain, ecosystem...
2. Read the article Save the Sharks! and understand
the general idea of the article.
3. Improve your reading skills through this lesson.
Learning objects (学习目标)
Free talk
Can you think of some rare animals in our country
Why should we protect these rare animals
Enjoy some pictures
Discussion
What do you know about sharks
Do you think sharks are endangered Why
What do you think might have caused a fall in the number of sharks
Save me!
1. What can you see in the picture
2. What may the passage talk
about
A shark.
It may talk about sharks.
Before reading: Look at the picture & title and make a prediction.
Reading skill: Guess the general idea of the article from the picture and the title.
Paragraph 1
Paragraph 2
Paragraph 3
Fast reading: Match each paragraph with the general idea.
◆ We should save the sharks.
◆ Shark fin soup is popular.
◆ Sharks are endangered because of people’s killing.
Reading skill: Skim the passage and find the topic sentence or general idea of each paragraph.
Task 1: Read Para. 1 and judge the sentence. (T or F)
You’re killing a whole shark when you enjoy a bowl of shark fin soup.
Careful reading
Reading skill: Read the text carefully and find out the sources of the sentences in the text to make sure the details are correct.
Task 2: Read Paras. 1 & 2. Find the reason why the number of sharks falls and fill in the chart.
People enjoy _____________________.
Fishermen ___________, ______________, then _____________________________.
________________________________have fallen by over 90 percent in the last 20 to 30 years.
a bowl of shark fin soup
catch sharks
cut off their fins
throw them back into the ocean
The numbers of some kinds of sharks
Task 3: Read Para. 2 and find the results of killing sharks.
Results of
killing sharks
For a shark
For shark groups
For ocean
ecosystem
Without a fin, a shark can __________________________________.
The numbers of some kinds of sharks _____________in the last 20 to 30 years.
If the numbers of sharks drop too low, it will bring _______to all ocean life.
no longer swim and slowly dies
have fallen
danger
Reading skill: Scan the second paragraph and pay attention to grasp the missing information.
Action to _________________
WildAid and the WWF
Governments
Individual
are teaching the public about “finning”.
develop laws to stop the sale of shark fins.
help save the sharks.
protect the sharks
Task 4: Read Para. 3 and complete the table.
Reading skill: Scan the third paragraph and summarize information by understanding the text.
3a
Read the passage about sharks and complete the fact sheet below.
Number of sharks caught and traded every year
How governments can help
Two environmental groups against “finning”
Around 70 million
To develop laws to stop the sale of shark fins
WildAid and the WWF
against介词，在此处意为“反对”。
be against ( doing) sth.意为“反对（做）某事”。
Many have heard of shark fin soup. But do you realize that you’re killing a whole shark each time you enjoy a bowl of shark fin soup
hear of意为“听说﹔了解；知道”，强调从他人那里得到的消息。
同义短语为hear about。
Save the sharks!
When people catch sharks, they cut off their fins and throw the sharks 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
at the top of 意为“在……顶部或顶端”。
反义短语：at the bottom of 在……的底部或底端
be harmful to…
对……有害
cruel形容词，意为“残酷的；残忍的”。be cruel to sb./sth.意为“对某人/某物残忍”。
the food chain 食物链
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.
can在此句中意为“可能”，表推测﹐常用于否定句或疑问句中。can’t be意为“不可能是”。
辨析endangered, dangerous与danger
endangered 形容词，意为“濒危的;濒临灭绝的”；
dangerous 形容词，意为“危险的”；
danger名词﹐意为“危险；威胁”。
in fact意为“事实上；实际上”。一般位于句首或句中。
fall by意为“下降了……”，其中 by作介词，表示变化的幅度。
the numbers of...意为“……的数量”，是固定短语the number of的复数形式。此处numbers表示不同种类的鲨鱼的数量。
percent名词，意为“百分之……”。仅用在基数词后﹐无论基数词数值为多少，percent都用单数形式。
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!
制定法律
so far意为“到目前为止；迄今为止”，常与现在完成时连用。
【拓展】scientific的相关词:
scientific adj. 科学上的；科学的
science n. 科学
scientist n. 科学家
听说；了解；知道
对……有害
在……顶部或顶端
食物链
事实上；实际上
……的数量
下降了……
制定法律
到目前为止；迄今为止
be harmful to
at the top of
the food chain
hear of
in fact
the numbers of...
fall by
so far
develop laws
Summarize the key phrases
Para. 1: An introduction to the problem
Para. 2: Reasons for
stopping “finning”
Para. 3: Help save the sharks
a bowl of shark fin soup → killing a whole shark
cut off their fins and throw the sharks back into the ocean
cruel and harmful to the environment → bring danger to all ocean life
around 70 million sharks are
caught and traded every year
the numbers of some kinds of sharks → have fallen by → in the last 20 to 30 years
environmental
protection groups
teaching the public about “finning”
asked governments to develop laws to stop the sale of shark fins
no scientific studies have shown that shark fins are good for health
Passage structure: Save the Sharks!
Read the passage again and fill in the blanks with the words in the box.
3b
so although if but when
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.
when
so
so although if but when
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
Let’s do this to retell the text!
Some people like to eat shark fin soup. 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.
throw
into
cruel
cut off
slowly
swim
And it is also _________ to the environment. Sharks are at the ____ of the food chain. If ___ ________ ___ sharks drop too ____, it will break ______ _______ ______ nature. Please say no to ______ the shark fin soup, and _____ ______to save the sharks!
harmful
top
the numbers of
low
the balance of
eating
take action
Post reading: How can we protect our animals
We should raise people’s awareness to protect
animals and our environment.
We should not wear or buy clothes made of animals’ fur.
We should not eat wild and endangered animals.
We should protect their living environment.
...
Curriculum words: shark, fin, cruel, harmful, chain, ecosystem, industry, law, scientific
Useful expressions: be harmful to, at the top of, the food chain...
Sentences:
If their numbers drop too low, it will bring danger to all
ocean life.
But in fact, around 70 million sharks are caught and
traded in this industry every year.
Summary
Homework
1. Read the article again and try to retell the article.
2. Review key words, sentences and language
points of this lesson.
No buying, no killing.
Protecting animals is
everyone’s responsibility.

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