人教版九年级下册 Unit 13 We're trying to save the earth! Section A 3a 课件 (共33张PPT)

(共33张PPT)
Unit 13 We are trying to save the earth.
(Section A 3a)
shark / ɑ:k / n. 鲨鱼
fins / fInz / n.鳍
chain [t e n] n.
链子；链条
cruel [kru: l] adj.
残酷的；残忍的
the food chain [t e n] 食物链
at the top of
在……顶部或顶端
at the top of the food chain
ecosystem n.
[ i:k s st m] 生态系统
WildAid [ wa lde d ]
野生救援协会
WWF (World Wide Fund for Nature)
世界自然基金会
industry [ nd stri] n.
工业；行业
science [ sa ns] n.
科学
scientific [ sa n t f k] adj .
科学的；科学上的
scientific studies
科学研究
harmful [ hɑ:mfl] adj . 有害的
be harmful to
对……有害
Smoking is harmful to our
health.
shark [ ɑ:k ] n. 鲨鱼
fin [ fIn ] n. 鳍
cruel [ kru: l] adj. 残酷的；残忍的
chain [t e n] n. 链子；链条
the food chain 食物链
at the top of 在……顶部或顶端
ecosystem [ i:k s st m] n. 生态系统
industry [ nd stri] n. 工业；行业
scientific [ sa n t f k] adj. 科学的；科学上的
scientific studies 科学研究
harmful [ hɑ:mfl] adj. 有害的
be harmful to 对……有害
WildAid [ wa lde d ] 野生救援协会
WWF (World Wide Fund for Nature) 世界自然基金会
What happens to the shark
the shark is caught (catch) by people.
First ,
the fins are cut (cut) off by people.
Next ,
切除
the shark fins are cooked (cook) into
the shark fin soup by people.
鱼翅羹
Then ,
the shark without fins is thrown
(throw) back into the ocean by people.
扔回到…
Finally ,
What will happen to the shark
What should we do
especially / ‘ spe li / adv. 尤其地; 格外地;
ocean /‘ n / n. 海洋
cruel / kru: l / adj. 残酷的；残忍的
harmful /' hɑ:mfl / adj. 有害的
environment / n' va r nm nt /n.环境
chain /t e n / n. 链子；链条
ecosystem / ' i:k s st m /n. 生态系统
low /l / adj. 减少的；低/矮的
endangered / n‘de nd d/adj.濒临灭绝的
industry / ‘ Ind stri / n. 工业；行业
law /l :/ n. 法律；法规
cut off 割掉；砍掉 be harmful to 对……有害
at the top of在……顶端 the food chain食物链
the number of ……的数量
Save the sharks !
Before reading
Reading Tip 1
Look at the picture and the topic carefully. You can get some information. (仔细阅读文章插图及标题)
Save the sharks !
Before reading
Save the sharks !
What’s the main idea of the article
A. The shark fin soup is famous and expensive.
B. The sharks are endangered in the world.
C. People cut off sharks’ fins to make the
shark fin soup.
Skimming 略读
Reading Tip 2
Find out the key words in each paragraph. You can get some information. (找出每段的关键词)
Read the passage quickly and match the main idea of each paragraph.
Para1. A. endangered sharks
Para2. B. shark fin soup
Para3. C. help save the sharks!
Save the sharks !
Read the passage quickly and match the main idea of each paragraph.
Para1. A. endangered sharks
Para2. B. shark fin soup
Para3. C. help save the sharks!
Skimming 略读
Read Para1and make T for true or F for false .
Para1.
Scanning 寻读
F
T
( )1.Shark fin soup is famous and expensive all around the world.
( ) 2.You’re killing a whole shark when you enjoy a bowl of shark fin soup.
in southern China.
= each time
=
Find out the topic sentence (主旨句)in this paragraph.
Reading Tip 3 The topic sentence gives us the main idea of each paragraph. It may be at the beginning or end of the paragraph, sometimes it’s also in the middle. (主旨句通常能概括段落大意，承上启下，它常位于段首、段末，有时也出现于段中。)
Para2.
Scanning 寻读
Scanning 寻读
Para2.
Scanning 寻读
This is not only cruel ,
but also harmful to the environment .
Para2.
Scanning 寻读
Para2.
Scanning 寻读
fact
When people catch sharks, they cut off their
fins and throw the sharks back into the ocean.
Para2.
Scanning 寻读
fact
What’s the fact
This is not only cruel ,
but also harmful to the environment .
cruel
harmful
Why is it cruel
When people catch sharks, they cut off their
fins and throw the sharks back into the ocean.
Without a fin, a shark can no longer swim
and slowly dies.
Why is it harmful
to the environment
1.Sharks are at the top of the food chain
in the ocean’s ecosystem.
2.If their numbers drop too low, it will bring
danger to all ocean life.
Para2.
Scanning 寻读
fact
This is not only cruel ,
but also harmful to the environment .
Para2.
Scanning 寻读
Sharks can never be endangered.( )
F
Read Para2 again and make T for true or F for false:
in fact
2.The numbers of some kinds of sharks
have fallen (fall) by over 90 percent
in the last 20 to 30 years.
1.Around 70 million sharks are caught (catch)
and traded (trade) in this industry every year.
Para2.
Scanning 寻读
Sharks can never be endangered.( )
Read Para2 again and make T for true or F for false:
F
Scanning 寻读
Para2.
Scanning 寻读
When…catch ,
cut off ,
throw…back into
Para2.
Mind Map 思维导图
Without ,
no longer
2. If, bring danger to…
1. at the top of
the food chain
1. 70:
are caught & traded
2. 90: The numbers of,
have fallen,
in the last 20 to 30 years
…not only cruel,
but also harmful …
Fact
2 different opinions
Many believe…
never be endangered.
When people catch sharks, they cut off their
fins and throw the sharks back into the ocean.
cruel
Without a fin, a shark can no longer swim
and slowly dies.
harmful
1.Sharks are at the top of the food
chain in the ocean’s ecosystem.
2.If their numbers drop too low, it will
bring danger to all ocean life.
2.The numbers of some kinds of
sharks have fallen by over 90
percent in the last 20 to 30 years.
1.Around 70 million sharks are
caught and traded in this industry
every year.
Para2.
Fill in the blanks according to Para.2
fact
two
different
opinions
endangered
①
②
&
Work in groups and retell Para.2
What are the names of the two Environmental protection groups
1). They are teaching the public about “finning”
2). They have even asked governments to develop
laws to stop the sale of shark fins.
Read Para. 3 and answer two questions
Scanning 寻读
2. What are they doing to protect the sharks & what have they done to protect the sharks？
Some people like to eat shark’s fin soup, especially in __________ China. In fact , no scientific studies have shown that shark fins are ________for health. But getting the shark’s fin is very__________ .When people _________ sharks, they cut off their fins and ________the sharks back into the ocean. The shark slowly _______ because it can’t_________ without a fin. And it is also __________to the environment. Sharks are at the __________of the food chain. If the number of sharks __________ too low, it will break the balance of the nature. Please say no to eating shark fin soup, and take actions to ________ the sharks!
southern
cruel
swim
harmful
top
Post-reading: Fill in the blanks according to the passage.
catch
dies
drops
save
throw
good
Save the sharks!
Save the wild animals!
Save the earth
Save the animals
Save our-selves!
Thank you for listening!