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Unit 3 Sea Exploration Reading for writing 課件(共20張PPT)-人教版(2019)選擇性必修第四冊

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Unit 3 Sea Exploration Reading for writing 課件(共20張PPT)-人教版(2019)選擇性必修第四冊

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(共20張PPT)
Unit 3
Sea Exploration
Writing
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.
Skim Text 1 and divide it into three parts.
Part 1: Para ________
Part 2: Para ________
Part 3: Para ________
2~4
5
Argument
Evidence
Restatement
Para 1
Para 2~4
Para 5
1
Skim Text 1 and divide it into three parts.
Sea exploration caused problems
Pollution
Mining
Overfishg
Less exploration
& more protection
Check the arguments分論點 and evidence論據 in text 1.
1
argument
evidence
2
1. Exploration causes pollution.
Deepwater Horizon oil spill
Plastic pollution
2. Mining for resources is damaging.
It hurts the Arctic.
Burning fossil fuels adds to climate
change.
3. Overfishing is an issue.
Whales and dolphins are hunted.
Banned, but some countries still doing
it.
3
When people talk of exploring the sea more, they usually mean exploiting it. Sea exploration has caused many problems and will continue to cause more.
人們在談論擴大海洋勘探的時候,通常指的是海洋開發。海洋勘探已經造成了許多問題,并將繼續引發更多問題。
More exploration means more pollution. The Deepwater Horizon spilled over 200 million gallons of oil into the sea in 2010. Plastic pollution is also bad, killing many birds and fish, and has even been found in our tap water.
擴大勘探意味著污染加刷。2010年“深水地平線”號鉆井平臺在海中溢出了兩億多加侖的石油。塑料污染也十分嚴重,導致許多鳥類和魚類死亡甚至在我們的自來水中也發現了塑料污染。
談論,討論
mean doing v. 意味著
Mining for resources is very damaging, especially in the Arctic. Because of climate change, there is less ice now, which means we can look for more fossil fuels further north. But if we burn these, the ice will melt more and this negative cycle will continue. Climate change is warning us that something is very wrong.
資源開采極具破壞性,尤其是在北極地區。 由于氣候變化,現在冰川減少了,這意味著我們可以在更北的地方尋找更多的化石燃料。但是,如果我們燒盡這些燃料,冰川將融化得更多,這一不良循環將持續下去。氣候變化正警告我們情況不妙。
開采資源
惡性循環
Overfishing is another problem. Whales and dolphins are also hunted for their meat or for so-called research. Although this was banned in 1982, some countries are still “murdering” these intelligent creatures without mercy.
過度捕撈是另一個問題。鯨魚和海豚也遭到捕殺,成為盤中美食或用于所謂的研究。盡管早在1982年就已禁止,但有的國家仍在無情地“謀殺”這些聰明的生物。
殘忍地;毫無同情地
The sea is home to life, not human beings’ possessions. It is huge, but it is more sensitive than we think. If we do not protect it, future generations will not forgive us.
..的家
海洋是生命的家園,而不是人類的私產。海洋廣闊無垠,但比我們想象的更為敏感。 如果我們不保護它,子孫后代將不會原諒我們。
Argument
Evidence
We must explore the oceans.
Scientific research
Resource management
The survival of mankind
Restatement
manage the balance between sea protection and economic needs
Skim Text 2 and divide it into three parts.
Check the arguments分論點 and evidence論據 in text 2.
1
argument
evidence
1. Sea exploration is important for our future.
Scientific research ships can help address
important issues like climate change.
2. Understanding more about the sea will also
us manage its resources better.
New medicines, food resources and energy.
Predict events such as earthquakes.
3
3. We need new resources for future
development.
Vast amounts of resources may be under
the sea and ice.
2
To truly understand our planet, we must explore the oceans which cover most of it. Opponents may be concerned, but sea exploration is important for our future. For example, scientific research ships can help address important issues such as climate change. We need to understand what is happening to our planet so that we can take action. Therefore, more research is necessary.
v. 處理,設法解決
為了真正了解我們的星球,我們必須探索覆蓋其表面大部分的海洋。 反對者也許會憂心忡忡,但是海洋探索對我們的未來十分重要。例如,科學考察船可以幫助應對像氣候變化這種重要的問題。 我們需要了解我們的星球正在發生什么,這樣我們オ能采取行動。因此,有必要開展更多的研究。
Understanding more about the sea will also help us manage its resources better. Logging new species will improve our understanding of life on the earth. It may help us discover new medicines, as well as new sources of food and energy. Accessing the deep ocean may also help us to predict events such as earthquakes.
help + 賓語 + 賓補(do)
深入了解海洋也有助于我們更好地管理其資源。記載新物種將提升我們對地球上生命的了解。這可能還會幫助我們發現新的藥物,以及新的食物和能源來源。 深海探索還有可能會幫助我們預測地震等事件。
help + 賓語 + 賓補(to do)
The population of the world is growing and we need new resources for future development. There are probably vast amounts of resources under the sea and ice, not just oil and gas but also valuable minerals.
世界人口正在不斷增長,我們需要新的資源來維系未來的發展。 海洋和冰川之下可能蘊藏著大量的資源,不僅僅是石油和天然氣,還有珍貴的礦物。
有做...的選擇
Of course, there are still environmental risks. However, these should be balanced with economic needs. Hopefully, as technology improves, we may have more options for managing this balance.
當然,環境風險仍然存在。但是,這些風險應該與經濟需求相平衡。隨著技術的進步,我們有望會有更多的選擇來駕馭這一平衡。
與...保持平衡
大量的,許多的
假設你是李華,最近你班就“人類是否應該進行海洋探索”進行了討論。請根據討論結果,寫一封80詞左右的信給某英文報社的編輯來報道此事。
40%的學生贊成 60%的學生反對 你的看法
贊成的理由 反對的理由 ……
一、審題定調
1.確定體裁:本次寫作是一篇 ,內容涉及 。
2.確定人稱:本文要用 。
3.確定時態:時態以 為主。
二、謀篇布局
首段:
中段:
尾段:
議論文
海洋探索
第一、三人稱
一般現在時
引入海洋探索的話題
正反方的觀點
自己的看法
提供食物
解決饑餓問題
自然資源
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.
導致海洋污染
魚類和鳥類死亡
影響海洋生態系統的平衡
耗費大量的資金
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. ...
Thank You

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