内容正文:
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
What should we do to solve the problem?Let’s take action (采取行动)
Turn off the lights
when you leave a room.
Take buses instead of driving cars.
throw rubbish into the bins
There are some animals are endangered. We should do something to protect the animals and the environment!
Save the earth!
Save the animals!
1. Have you ever seen
a shark(鲨鱼)?
2. What do you know
about sharks?
Discuss with your partner:
shark
鲨鱼
Many people think that sharks are too strong to be endangered, but they are wrong.
Lead in
The sharks are endangered!
Lead in
Read the passage in 3a quickly. Match the title with each paragraph.
Para. 1 A. Two groups against “finning”.
Para. 2 B. Something about shark fin(鳍) soup.
Para. 3 C. Sharks are endangered now.
Let’s learn
8
What does it mean when people enjoy a bowl of shark fin soup?
Read Para.1 carefully
They’re killing a whole shark when
they enjoy a bowl of shark fin soup.
Let’s learn
shark fin soup
Read Paragraph 2 carefully and answer the following questions
Because sharks are at the top of the food chain in the ocean’s ecosystem.
Although sharks are at the top of the food chain, people ______ their fins and eat ____________.
cut off
shark fin soup
Read Paragraph 2 and fill in the chart.
people enjoy _____________________
fishermen ___________, ___________, then _______________________
________________________________have fallen quickly
a bowl of shark fin soup
catch sharks
cut off their fins
throw them into the ocean
The numbers of some kind of sharks
12
southern China
70 million
develop laws to stop the sale of shark fins
WildAid and the WWF
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13
1. Many people do not realize they are killing a
whole shark _____they enjoy a bowl of shark’s
fin soup.
2. Sharks are at the