深圳中学Unit 13 We‘re trying to save the earth! SectionA 3a-3b 课件+内嵌视频 2024-2025学年人教版九年级英语全册

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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
While-reading (fast reading)
Read the passage and complete the fact sheet in 3a. (P99)
Number of sharks caught and traded every year
Numbers of some kinds of sharks have fallen in the last 20 to 30 years
How government can help
Two environmental groups against “finning”
around 70 million
Para. 2
Para. 2
over 90 percent
Para. 3
WildAid and the WWF
develop laws
Para. 3
Number of sharks caught and traded every year
How governments can help
Two environmental groups which are against “finning”
around 70 million
develop laws to stop
the sale of shark fins
WildAid and the WWF
3a
Read the passage about sharks and complete the fact sheet below.
A.培养 B.壮大 C.完善
1. What do people do against finning
2. What's the result of killing sharks
Careful reading
Read paragraph 1.
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
hear of 听说 hear from 收到某人的信
be popular in… 在……地区受欢迎
What do you know about sharks
They live in the ocean.
They are the strongest and the most dangerous animal in the ocean.
Sharks are at the top of the food chain.
Pre-reading
Careful reading
Read paragraph 2.
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.
cut off 切断 cut down 砍倒；减少
not only…, but also… 不仅，而且 就近原则
be cruel to sb. 虐待某人 Be harmful to sb. 对某人有害
= not any longer 不再……
the food chain
at the top of the food chain
Many people think that sharks are too strong
to be endangered, but they are wrong.
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)
Saving sharks means saving ourselves !
How can we help to save them
Read the passage quickly.
What is the main idea of each paragraph
Please underline the key phrases or sentences.
Para. 1
Para. 2
Para. 3
Reason for killing sharks
Results of killing sharks
Action to stop killing sharks
阅读技能：skimming
While-reading (fast 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.
3. Many think that sharks are too strong to be endangered, _______
they are wrong.
Read the passage again and fill in the blanks with the words in the box.
when
so
but
3b
so although if but when
1. What do people do against finning
To teach the public about finning and ask governments to develop laws to stop the sales of shark fins.
2. What's the result of killing sharks
If a shark doesn’t have a fin, what will happen
A shark can no longer swim and slowly dies.
If sharks’ numbers drop too low, what will happen
It will bring danger to all ocean life and be harmful to the environment.
Why
Listen and read.
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
Save the sharks!
`
... cut off ... eat shark fin soup.
... no longer swim and slowly dies.
at the top of ... in the ...ecosystem
If sharks’ numbers..,
...bring danger to ...
Retell 1
throw...back...
shark fin soup
be endangered
against “finning”
…a whole…
…a bowl of…
cut off…
throw…back into…
no longer, die
cruel &
harmful
at the top of… in
If…drop too low
will bring…to…
WildAid&WWF
be teaching…about…
…have asked…to
develop laws to…
Save the Sharks!
No scientific studies
have shown that
shark fins are good
for ...
Without ...
famous
expensive
popular
fact
70 million/90 percent
fact
fact
Retell 2
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.
Although
if
so although if but when
How can we protect our animals？
We should raise people’s awareness to protect animals and our environment.
We should not wear or buy the clothes made by an animal fur.
We should not eat wild and endangered animals.
We should protect their living environment.
Post-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.
when
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.
so
but
Although
if
Fill in the blanks with words in the box
food chain in ocean's ecosystem
Sharks are the strongest in the food chain.
Because sharks are at the top of the food chain in the ocean’s ecosystem.
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.
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……
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
industry
Exercises
一、根据句意及汉语提示完成单词。
1. We should use some________（科学的）ways to solve the problem.
2. With the development of_________（工业）, it will cause some pollution problems.
3. The boss is ______（残酷的）. He makes the children work 12 hours every day.
4. Everyone must obey the ________（法律）in our country.
5. Polluted air and water are________（有害的）to people’s health.
scientific
cruel
law
harmful
二、单项选择
6. We should do something to stop people_____the sharks’ fins.
A. taking down B. taking off
C. cutting down D. cutting off
7. Have you ever _____Lu Xun He is a great writer.
A.heard B.heard from
C.heard of D.hear about
8. I can’t stand people who are_____to little animals.
A. worried B. friendly
C. cruel D. careless
D
C
C
Thank you！