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(共17张PPT)
UNIT 3
SEA EXPLORATION
Should the sea be explored
Benefits :
1. Get new sources of food .
2. Get fossil fuels such as oil , gas and coal .
Should the sea be explored
Negative effects :
1. Spilling oil into the sea causes pollution.
2. Cause plastic pollution.
Skim the two texts and answer the questions below.
What is the text type of the two texts
A. Narration B. Exposition
C. Practical writing D. Argumentation
What are the three parts in argumentative essay
Argument/Point 论点
Evidence 论据
Restatement/ Recommendation/ A call to action
重申
推荐
号召
Argument/ Point
Restatement
Evidence
Argument/ Point
Text1
disagree
Evidence
Text1
Plastic pollution
Deepwater Horizon oil spill
3
1
2
Burning fossil fuels adds
to climate change.
It hurts the Arctic.
Banned, but some
countries still doing it.
Whales and dolphins are
hunted.
Explanation
Restatement
Text1
We should protect the sea.
Argument/ Point
Text2
agree
Evidence
Text2
Scientific research ships can help address important issues like climate change.
3
1
2
Predict events such as earthquakes.
Discover new medicines, food resources and energy.
Vast amounts of resources
may be under the sea and ice.
Explanation
Improve understanding of life on the earth.
Restatement
Text2
We should explore the sea while balancing environmental risks and economic needs.
Look at the two charts below and decide which one supports which text.
_____________
Text 2
_____________
Text 1
Writing
Write an argumentative essay on sea exploration, expressing your opinions with supporting facts.
What is the purpose of sea exploration
How does sea exploration help us to protect the sea
How does sea exploration cause damage to the sea
Is there a good balance between protection and
exploitation
Use the PEEL method to help structure your argument.
Point
What point do you want to make
Evidence
What facts and examples can you find to support your point How reliable are the sources
Explanation
Explain how the facts support your opinion and show other opinions to be incorrect.
Link
Connect this point to the next point, or back to the main point of the essay or paragraph.
开头：
Nowadays there is a growing concern over ...
Obviously it has both advantages and disadvantages．
正反观点：
... has many advantages. For example...
However, just as every coin has two sides, ... has its disadvantages．
总结：
From what has been discussed above, we can draw the conclusion that ...
学校网站英文版征集一篇有关海洋生物保护的文章，请根据以下要点写一篇短文。
1. 海洋受污染的现状;
2. 保护海洋的重要性。
注意:1.词数100左右;
2.可适当增加细节，以使文章连贯。
The Importance of Protecting Our Oceans
As we all know, there are varieties of resources under the sea. However, the past ten years has witnessed that some creatures have died out due to the marine pollution, which has been greatly concerned by the whole world.
On the one hand, we must make people realize the importance of protecting the ocean. As a matter of fact, to protect the ocean is to protect human beings. On the other hand, the government should take immediate measures to keep the balance of nature. Only by raising people’s awareness of protecting the environment and making joint efforts to prevent pollution can the problem be solved.

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