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(共14张PPT)
Section A (2a-2d)
The Wonders of Nature
Unit 4
Do you remember where the deepest point in the ocean is
How deep is it
Mariana Trench.
It’s about 11,000 metres deep.
Can humans even reach there
Yes. The Fendouzhe from China reached the bottom of the Mariana Trench (10,909 meters) on November 10, 2020. It took 3 hours and 22 minutes.
2a
What do you know about the deep sea
What is the infographic( 信息图表) about
What does each icon(图标) stand for
What do the numbers on the right mean
It’s about ocean depths.
/depθ/ n.深(度);纵深
the Titanic
Mount Qomolangma
Fendouzhe
a whale
They mean the depths of the ocean.
Depth of
the ocean
2a
Complete the sentences with the information from the picture.
/rest/ v. 停留;搁置
/da v/ v.潜水
D
A
C
B
Now a class is asking Mr.Jone--- a deep-sea researcher some questions after his talk. What topics are they talking about
2b
where the deep sea begins
why people are researching the deep sea
which Chinese submersible dived deeper in the water than many others
what deep-sea animals are like
how everyone should protect the deep sea
Listen and tick ( ) the topics they discuss.
Circle the key words
2c
Listen again. Complete the sentences with the facts from the conversation.
People still don't know much about the ___________________.
In ______, China's Fendouzhe dived into the deep sea and filmed it.
Some animals have unusual abilities. Some are ______ but can "see". Some can even create their own ______.
There is rubbish even at ________ metres deep.
ocean floor/deep sea
2020
blind
light
11,000
/ n ju u l/ adj.不寻常的
Listening tip: Find the key words. When you hear them, pay close attention — the answer is usually nearby.
Choose and complete
Ask about geography facts
C
B
D
A
Think further
1. Why is it important to research the deep sea
Curiosity: It is the largest part on earth, and we still don’t know much about it.
Amazing Life: It is home to unusual animals.
Protection: Human activities affect(影响) everywhere. We should do something about it and protect our home.
2. What can we learn from this conversation
First, we should be curious about the unknown world.
Second, we should take pride in our country’s science and technology. China’s Fendouzhe shows our country’s great progress in deep-sea technology.
What’s more , we have the duty to protect the ocean and fight against pollution.
2d
Read the questions and think of more you would like to ask the deep-sea researcher. Research the answers. Then ask and answer the questions with a partner.
What is the largest shark in the deep sea
What is the bottom of the deep sea like
Why is it important to research the deep sea
4. What is the largest animal living in the deep sea
5. What is the coldest temperature in the deep sea
6. What do you think is the hardest problem in exploring the deep ocean
Get the answers on the Internet!
/ b t m/ n.底;底部
Suppose you are at a geography lecture, think of more you would like to ask the deep-sea researcher. Make up a conversation with your group members.
Ask and answer geography facts
Section A What is amazing about nature
Talk about reasons:
Why ...
... is one reason. Because ...
Talk about features (特征) :
What are ... like
... are / can ...
Ask for more information and give an answer:
Are there any other ... about ...
What else ...
There is / are ...
Ask for opinions:
What do you think of ...
What should we do
I think ...
We should ...
Talk about natural wonders:
What is the ... in the world
It’s ...
How ... is it It’s ...
Host:Thank you for the wonderful talk. Now, does anyone have any questions
Student 1: I do! Why ...
Student 2: ... is one reason. Because …
Student 3: What are ... like ...
用方框中所给单词或短语的适当形式填空
1
1. The exact ___________ of the room are 3 metres 20 by 2 metres 84.
2. The area of this national park is about 30,000 _________________.
3. Smoking is harmful to people's health _________ the environment.
4. Because of the interesting _________ of Asian life, The Travels of Marco Polo soon
became well known.
5. Different ________ of books in the library are suitable for students of different ages.
measurements
square kilometres
as well as
description
levels
level description square kilometre measurement as well as
用括号中所给单词的适当形式填空
2
6. The _________ (deep) of the swimming pool for kids is 1.2 metres.
7. Nature lovers can enjoy a large number of natural ________ (wonder) in China.
8. Choosing the right pet is an important thing, so we spent time __________
(research) different animals before picking our new pet.
9. He was a(n) ________ (usual) man with great business talents.
10. Of all the mountains, Mount Qomolangma is the _________ (high) and the
most famous.
depth
wonders
researching
unusual
highest

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