人教版九年级下册 Unit 13 We're trying to save the earth! Section A 3a-3b 课件(共19张PPT)

(共19张PPT)
Unit 13
We’re trying to save the earth!
Do you know these animals
They are endangered
A food chain
in ocean’s ecosystem
What do you think of sharks
They are also endangered.
Shark fin soup
What is it made from
Shark fins
Sharks are caught by people .
People cut off their fins.
People throw the sharks back into
the ocean. Without a fin , a shark can
no longer swim and slowly dies.
Millions of sharks are killed every year.
Task 1: Read the passage quickly
and complete the fact sheet below.
①Where shark fin soup is popular
②Number of sharks caught and traded every year
③How much the numbers of some kinds of sharks have fallen in the last 20 to 30 years
④Two environmental groups against “ finning”
In Southern China
Around
70 million
Over 90 percent
WildAid and
WWF
Task 2:
Work in pairs to circle the words and expressions.
1.鱼鳍,鱼翅汤
2.在……的顶端
3.食物链
4.生态系统
5.切下
6.残忍的
7.对… … 有害
8.工业；行业
9.科学研究
10.制定法律
1. shark fin soap
2. at the top of …
3. food chain
4. ecosystem
5. cut off
6. cruel
7. be harmful to…
8. industry
9. scientific studies
10. develop laws
Task 3:
Read the passage carefully and fill in the blanks in groups.
Sharks are at the 1 ____ of their 2 ____ _____ in the ocean’s ecosystem . So many people think sharks are so strong that they can never be 3 _________.But they are wrong.
4 _____ _____ soup is popular in 5 ________ China . They think this dish is good for health . But in fact, there are no 6 ________ _______ to support this. When people catch sharks ,they 7 _____ _____ their fins and throw them back into the ocean .Without a fin, a shark can __8__ _______ swim and dies. This is cruel , and this 9 _____ _________ _____ the environment.
WildAid and the WWF have even asked governments to 10 ________ _____ to stop finning.
Sharks are at the 1. top of their 2. food chain in the ocean’s ecosystem . So many people think sharks are so strong that they can never be 3.endangered .But they are wrong.
4. Shark fin soup is popular in 5.southern China . They think this dish is good for health . But in fact, there are no 6.scientific studies to support this. When people catch sharks ,they7. cut off their fins and throw them back into the ocean . Without a fin, a shark can 8.no longer swim and dies. This is cruel , and this 9. is harmful to the environment.
WildAid and the WWF have even asked governments to 10.develop laws to stop finning(猎翅).
What can we do to save the shakes
When buying stops , killing will stop , too. (没有买卖,就没有杀害。)
If you were a wild animal , what would you say to human beings 如果你是野生动物，你会对人类说什么？
Discussion