Unit3 Sea Exploration Reading and Thinking课件(共27张PPT)人教版（2019）选择性必修第四册

(共27张PPT)
Reading and Thinking
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
Sea Exploration
1.To read the passage and summarise the main idea of the passage.
2.To understand the discourse structure and narrative techniques.
3.To understand the long history of China’s foreign trade through ocean exploration and understand the significance of “21st century Maritime Silk Road”.
What do you know about the ocean
animals
plants
minerals
Ocean influences climate
energy
animals
plants
salt
Lead-in
What is in the ocean
Treasures and secrets
Reasons: why people have been exploring the ocean since before
treasures
Pre-reading
Do you know any stories about sea exploration
Zheng He’s 7 voyages
(Chinese)
Columbus’ discovery of a new world (Italian)
Magellan’s sail around the world (Portuguese)
Navigator (航海者) Nationality (国籍) Achievement Time
Zheng He
Christopher Columbus
Ferdinand Magellan
Chinese
Italian
Portuguese
(葡萄牙人)
made seven voyages to the Western Seas;
his voyages are one of the world navigation feats in history
made the first voyage around the world
discovered a new world
1519
1405-1433
1492
What do you think is the purpose of reaching out across the sea
While-reading:Skimming
Narrative
( a story )
＞
＞
Including Beginning, middle, end
Argumentative
(an idea )
＞
＞
To convince the reader
Expository
(a subject )
＞
＞
Including factual information.
Expository
(a subject )
＞
＞
Including factual information.
Task 1: read and choose the type of essay.
While-reading:Skimming
Task 2:Match the main ideas with each paragraph
Para 1
Para 2
Para 3
Para 4
Para 5
Para 6
China’s voyages on other important projects
China’s ambition in the future
The Belt and Road initiative and its purpose
Mankind’s motivation to explore the world
The ancient Silk Road
The seven voyages made by Zheng He and the impacts
While-reading
Task 3: Find out the structure
Time order
structure
Part 1: para_______
Part 2: para_______
Part 3: para_______
Part 4: para_______
1
2&3
4&5
6
Introduction
In _______ times
_______
In the _______
ancient
Today
future
Time
in ancient times
in Ming Dynasty
today
in the future
In what order does the writer develop this passage
Trade and curiosity have often formed the foundation of mankind's greatest achievements.To complete the great map of the world was a strong passion for the people of early civilisations.Marco Polo's tales inspired European explorers to search for sea routes from west to east.However,merchants and explorers from the East set sail from east to west many years before Columbus first did.
What drives people to reach out across the sea
trade
curiosity
While-reading
Task 4: Read part 1 and answer the question.
Introduction
Para. 1
Time
While-reading
in ancient times
in the Ming Dynasty
Para. 2
Para. 3
Time
silk road
Region
Benefits
India, _____________, Rome, the coasts of the Indian Ocean and ___________
the Middle East
Sri Lanka
_________ trade deals
negotiate
led to more __________ of each other's cultures
awareness
more exploration to the ____________
west of China
sea exploration
in Ming
Region
Benefits
the mouth of___________,
and then to _____________________
the Red Sea
the east coast of Africa
Deepen ___________with African countries
friendship
remained _____________ between other cultures
active channels
Task 5:Read part 2 and fill in the blanks.
the Belt and Road Initiative
Aims:
China’s
investment:
billions in systems and services along these routes
While-reading
Task 6:Careful reading: Read para 4 and fill in the blanks.
today
Para. 4
Time
encourage ____________ and _________
strengthen the _______
benefit the___________ and_________________
cooperation
trade
bonds
future trade
cultural exchange
Advantage
Need and desire
Exporation 1
Exporation 2
China’s other ocean exploration
the latest technology in hand
trade and enhance relationships
explore the ancient sea routes of Zheng He
join other nations to explore the Arctic
While-reading
Task 7: Read para 5 &6 and answer the questions.
in recent years
Para. 5
Time
Para. 6
in the future
Read for detailed information.
1. What inspired European explorers to search for sea routes from west to east
A. Trade and curiosity.　 B. The tales of Marco Polo.
C. The tales of Columbus. D. Merchants and explorers.
B
2.What did the trade deals between merchants from different countries result in
A. Further exploration of the oceans.
B. Mankind’s greatest achievements.
C. Construction of the ancient Silk Road.
D. Better understanding of each other’s culture.
D
3. Zheng He and his fleets sailed as far as ___________.
A. the Indian Ocean B. the South China Sea
C. the east coast of Africa D. the mouth of the Red Sea
C
4. Why is there an urgent need to study the Arctic
A. To promote foreign trade.
B. To look for more natural resources.
C. To strengthen the bonds between countries.
D. To know more about climate change and its effects.
D
Choose the right content from the box to complete the summary of the text.
relationships, Silk Road, Belt and Road Initiative, west, Zheng He, 1433, Columbus, climate change
Marco Polo’s travels inspired Europeans to sail east, but sailors from the east sailed west long before __________ did. In ancient times, China’s silk travelled overland to India, the Middle East and Rome, along the __________. There was also a trading route along the coast of the Indian Ocean. Further trading allowed more exploration of the regions to the _____ of China according to Du Huan’s Record of My Travels in the eighth century.
Later, during the Ming Dynasty, seven great fleets under the command of __________ sailed west from the South China Sea, reaching the Red Sea and the east coast of Africa. Although such expeditions stopped after _____, the found trade routes stayed open for centuries and have returned today with the 21st Century Maritime Silk Road, part of China’s ______________________. Though Zheng He’s routes have been well-travelled, there are still places to explore and China has joined other countries in exploring the Arctic, important for understanding ______________. Hundreds of years later the need to reach out across the sea to trade and improve ____________ remains.
Columbus
Silk Road
west
Zheng He
1433
Belt and Road Initiative
climate change
relationships
Post-reading
Task 8: Group discussion
What’s your opinions about how to protect the ocean
Post-reading
Task 8: Group discussion
In my opinion, to protect environment, the government must take concrete measures. For example, set up the relevant laws to restrict the individuals and organisations to destroy the ocean environment. Besides, as individuals, we need to shape the awareness of protecting the ocean and do it in our daily life, such as decreasing the frequency of using the single-use products.
Opinions
Facts
Post-reading
Task 8: Group discussion
Discussion and make notes under two columns (Facts and Opinions)
An opinion is a statement that expresses a feeling, an attitude, a value judgment, or a belief. It is a statement that is neither true nor false.
A fact is a statement that can be proved. It can be proven to be true or false through objective evidence.
Facts are statements that can be proven. Facts may be true or false.
事实是可以被证明或验证真伪的。韦伯斯特的词典对 “fact”的定义是 “anything that is done or happens; anything actually existent; any statement strictly true; truth; reality”
Facts （事实）
Opinions （观点）
Opinions are statements that cannot be proven.
Opinions can be argued. Opinions may be supported with facts.
观点是作者想要表达的思想或情感，它无法被证明是真实的还是虚假的，但可以获得一定的支持。作者在表达观点时，常使用I believe, generally, it is thought, it seems to, in my opinion等或运用描述性的词语，如pretty, funny等以及表示比较的词语，如best, worst等。作者的观点可能是正确的，但也可能是错误的。
学会识别观点与事实，可以帮助我们在阅读时进行批判性的思考，使我们不会轻易地被读物的内容所误导。在写作时，恰当地运用事实和观点，还能使我们的文章更具有说服力。
1. Which countries reached out across the sea in the past and why
Opinions
Facts
European explorers
China
India
Ceylon
African royal families
For trade.
Post-reading
Task 8: Group discussion
Example
2. What benefits and problems did those countries get from doing this
They got new products from many different countries and became more aware of other cultures.
This led to invasion and conquest.
Post-reading
Task 8: Group discussion
Facts
Opinions
Post-reading
Task 8: Group discussion
3. What effects did reaching out across the sea in the past have on the world
4. What do you think is the significance of the Belt and Road Initiative
Discussion and make notes under two columns (Facts and Opinions)
Facts
Opinions
&
3. What effects did reaching out across the sea in the past have on the world
Opinions
Facts
The land and sea routes remained active channels between different cultures for centuries.
the result was positive, as it advanced the spread of knowledge, technology, and goods, and made the world a smaller place.
Post-reading
Task 8: Group discussion
4. What do you think is the significance of the Belt and Road Initiative
Opinions
Facts
The aim is to encourage cooperation and trade across the historical Silk Road areas, and strengthen the bonds between China and the rest of the world.
It will lead to greater integration with China and other countries.
Post-reading
Task 8: Group discussion
The path is long and filled with obstacles, but perseverance leads to the destination.
道阻且长，行则将至
Thank you