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(共26张PPT)
Unit 3
Sea Exploration
Writing
Learning objectives
1.Learn about the two passages.
2.Express your opinions about sea expolration.
3.Learn to write an argumentative essay on sea exploration.
purposes
/benefits
region
Time
order
in ancient times
in Ming Dynasty
today
in recent years
in the future
Para.2
Para.3
Para.4
Para.5
Para.6
1. Retell China’s sea exploration according to the table.
What are the advantages and disadvantages of sea exploration
2. Think about the advantages and disadvantages of sea exploration.
Fast reading
2. What are the
two authors'
opinions about the sea exploration
Underline the topic sentences of the texts.
opposed
supportive
1.What is the text type of
the two texts
A. Narration.
B. Exposition.
C. Practical writing.
D. Argumentation.
How many parts can text 1 be divided into and what are they
Part 1(Para. 1): Argument 论点
Part 2(Para. 2-4): Evidence 论据
Part 3 (Para. 5) Summary -A call to action
Part 1: Argument
Part 2: Evidence
Part 3: Summary - Restatement
argument
evidence 1
facts
evidence 2
cause and effect
evidence 3
examples
restatement
Style: argumentative essay
argument
evidence 1
example
evidence 2
examples
evidence 3
explanation
restatement
Summary the structure of the text1
Argument
Evidence
Restatement
Sea exploration caused problems
Pollution
Mining
Overfishing
More protection and less exploration
引言段：简单阐释要讨论的主题。
主体段：一般可提出两、三个论据，并分别进行阐述。
结论段：往往用几句话提出自己的看法、意见或建议，从而结
束文章。要注意与引言段呼应，但不能照搬前面的原话。
议论文的结构一般分为三部分：
Argumentative Essay
Ways to improve the points
anecdotal evidence
(轶事铁证)
personal experience
facts
cause and effect
因果关系
examples
statistics
统计数字
expert opinions
quotes（引用）
learn for language
P1. When people talk of exploring the sea more, they usually mean exploiting it.
=when talking of/ when it comes to
P2. Plastic pollution is also bad, killing many birds and fish, and has even been found in our tap water.
结果状语
仿写：人们往海里排放废水，破坏了生态系统。
People have released waste water into the ocean, damaging the ecosystem.
P3. Because of climate change, there is less ice now, which means we can look for more fossil fuels further north.
仿写：由于过度捕捞，许多海洋生物的数量锐减，这意味着生物多样性遭受到了巨大威胁。
Because of overfishing, the populations of many sea creatures have declined sharply, which means biodiversity is facing great threat.
P2. Understanding more about the sea will also help us manage its resources.
Logging new species will improve our understanding of life on earth.
Accessing the deep ocean may also help us to predict events such as earthquakes.
仿写：打破自然的平衡会对人类有非常恶劣的影响。
Breaking the balance of nature will have a bad influence on human beings.
learn for language
假设你是李华，最近你班就“人类是否应该进行海洋探索”进行了讨论。请根据讨论结果，写一封80词左右的信给某英文报社的编辑来报道此事。
40%的学生赞成 60%的学生反对 你的看法
赞成的理由 反对的理由 ……
一、审题定调
1.确定体裁:本次写作是一篇 ,内容涉及 。
2.确定人称:本文要用 。
3.确定时态:时态以 为主。
二、谋篇布局
首段：
中段：
尾段：
议论文
海洋探索
第一、三人称
一般现在时
引入海洋探索的话题
正反方的观点
自己的看法
提供食物
解决饥饿问题
自然资源
提供能源
海洋探索
了解地球
The sea provides the mankind with all kinds of food, which can solve the problem of hunger to a certain degree.
The sea is rich in natural resources,offering human alternative energy.
The sea exploration may help human beings to understand our earth better. For example, we can know why the weather changes by studying the sea.
40% of the students are in favour of sea exploration. To begin with, the sea provides the mankind with all kinds of food, which can solve the problem of hunger to a certain degree. Secondly, the sea is rich in natural resources, offering human alternative energy. What's more, the sea exploration may help human beings to understand our earth better. For example, we can know why the weather changes by studying the sea.
导致海洋污染
鱼类和鸟类死亡
影响海洋生态系统的平衡
耗费大量的资金
Many fishes and birds die owing to sea exploration.
It takes a large amount of money to conduct/carry out sea exploration.
Overfishing will lead to a decrease in fish populations and affect the balance of the marine ecosystem.
Sea exploration might bring about marine pollution.
60% of the students are against it. On the one hand, sea exploration might bring about marine pollution, on the other hand, many fishes and birds die owing to sea exploration.What’s more, overfishing will lead to a decrease in fish populations and affect the balance of the marine ecosystem. Besides, it takes a large amount of money to conduct sea exploration.
Dear Editor，
　 Recently our class has had a discussion about whether sea exploration should be carried out. But it is well known that the opinions concerning this hot topic vary from person to person.
As far as I am concerned, it's worthwhile to explore the sea for the benefit of future generations. Meanwhile, we should exploit the sea properly.
40% of the students are in favour of sea exploration. ...
Different people, however, have different opinions on this matter.
60% of the students are against it. ...
高考链接
2022年普通高等学校招生全国统一考试（全国甲卷）
你校将以六月八日世界海洋日为主题，举办英语征文比赛。请你写一篇短文投稿，内容包括：
1. 海洋的重要性；
2. 保护海洋的倡议。

Our Oceans, Our Responsibility
June 8th was officially named by the UN in 2009 as World Oceans Day.
Our Oceans, Our Responsibility
June 8th was officially named by the UN in 2009 as World Oceans Day. It was set up to raise awareness of protecting the oceans, which ________________ (扮演重要角色) global ecosystem. Vast amounts of resources probably exist under the sea, _______________________ ____________________(促进日益增长的人口的未来发展).
___________________________________________(年轻人是这个项目当中重要的一部分) . First,__________________________ ________________________________________________________________ .(发起倡议和举办特别活动是推进海洋保护和教育的良好选择。) Second, when surfing or boating, never drop litter into the sea.
Every little effort counts. As long as we try our best, we will make a difference to the marine environment.
play a crucial part in
for growing population
promoting future development
Young people are an important part of the project
and hold special events to advance ocean conservation and education
it is a good option to launch initiatives
Thank You
1. talk of
2. mean exploiting it
3. spill...into ...
4. plastic pollution
5. mine for resourses
6. because of +n
7. negative cycle
8. so -called research
9. ban - banned - banned
10.without mercy
11. be home to
12. possessions
1. 谈论
2. 意 味着利用它
3. 泄漏…到…
4. 塑料污染
5. 挖掘资源
6. 因为
7. 消极的循环
8. 所谓的研究
9. 禁止
10. 毫不留情地
11. 是...的家园
12. 财产
Text 1
短语：
1. true - truly - truth
2. cover most of it
3. address issues (handle、 tackle)
4. so that
5. manage its resources
6. take action/ measure
7. access the deep ocean
8. vast amounts of
9. not only ... but also ...
10. be balanced with
11. economy -economic
- economicial
1. 真实
2. 覆盖大部分
3. 解决问题
4. 如此......以至于......
5. 管理其资源
6. 采取行动
7. 进入深海
8. 大量的
9. 不但…… 而且……
10. 保持平衡
11. 经济-；经济的；
-经济型的；
Text 2

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