(共20张PPT)
Unit 6 Earth first
Developing ideas
新标准《英语》高中必修第二册
Activity 1
Activity 2
Read the subheadings in the passage and decide if they are true or false.
2 Devices turned off go into
stand-by mode and still use power.
3 Local produce sometimes might
use more energy and produce
more greenhouse gases than
produce grown a long way away –
even taking into account its
transport.
4 If you spend more than eight
minutes in a shower, you’ll use as
much water as in a bath –
about 50 litres of water.
Activity 3
Think & Share
1 Which of the “green truths” surprises you most Give your reasons.
2 Are you aware of any other “green truths” that are not true Share them with the class.
3 How “green” are you Share your “green actions” with the class.
4 What can you do to become “greener”
Activity 4
Step 1 Use these questions to help plan your talk.
Which “green truth” are you going to talk about
Why do people believe it is “green”
Why is it not completely true
What can you do to become “greener”
Activity 4
Step 2 Organise your talk following the steps below.
Start by stating the topic.
Describe your chosen “green truth” in more detail.
Explain why it is not completely “green”.
End your talk by encouraging your audience to become “greener”.
Activity 4
Step 3 Give your talk to the class.
Useful expressions:
Some people think… because…
However, it is not completely true because…
Therefore, we should…
Writing a persuasive letter
Activity 5
1 What is the purpose of the letter
2 What is the existing problem
3 What are the proposed actions from Class 8
Activity 6
Discuss another environmental issue about which to write a persuasive letter and make notes.
Activity 6
Now write a persuasive letter.
Use the expressions in the box to
help you.
Activity 7
Share your letter with the class.
Understanding ideas
Activity 1
Now compare your choices with the class.
Share what you know about sharks.
Activity 2
Read the passage and find out how sharks are described in the film Jaws.
Activity 3
√
Activity 4
1 as dangerous animals
2 sharks were bad animals that ate humans
3 swimming in the sea
4 fish for sharks
5 fear of sharks and finning
6 was wrong about sharks’ behaviour
7 to protect
8 sharks do not see people as food
9 understanding sharks
10 protect sharks from extinction
Think & Share
1 How do you think Peter Benchley felt after his diving trip in 1980?
2 What other films or books do you know that feature wild animals Do they “paint” a good or bad picture of these animals Say how the animals are described.
THANK YOU