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(共22张PPT)
UNIT 4
The Wonders of Nature
Section A 1a-1d
1.Do you know the name of the waterfall in the photo
The waterfall in the photo is Victoria Falls.
It is one of the world’s largest waterfalls, known for its massive spray and roar.
2.What do you think is special about it
3.What other natural wonders do you know
Examples: the Grand Canyon, the Great Barrier Reef, Mount Everest.
Knowledge & Skills
Master the use of superlative adjectives (e.g., highest, biggest, lowest, deepest) to describe natural wonders.
Use special questions (What's the ... / How ... is it ) to ask and answer about facts of places.
Recognize and use large numbers and units (e.g., metres, square kilometres) in context.
01
Affect & Competence
Appreciate the scale and diversity of the natural world.
Understand that knowledge is dynamic and needs updating.
02
Learning Objectives
Do you know what natural places they are
What amazing things do you know about them
Let’s take a look at them together!
Lead in
Nile/na l/ river
尼罗河
"There is a river so long, that it flows through 11 countries. If you walk its whole length, it will take you over a year!"
"There is a waterfall so tall that the water turns into mist before it even reaches the ground. It's like a river falling from the clouds!"
Angel Falls 安赫尔瀑布
/ e n.d l f lz/
"There is a hole in the ocean . It is so deep that if you put Mount Qomolangma inside it, the top would still be 2 kilometres underwater!"
Mariana Trench 马里亚纳海沟
/ meri n trent /
the deepest trench in the ocean
"There is a place so high, that if you stand on top, you are closer to the sky than any other person on Earth
Mount Qomolangma (珠穆朗玛峰)
/ma nt t .m .lɑ .m /
the highest mountain in the world
"There is a place where you CANNOT sink. You can read a newspaper while floating on your back!"
Dead Sea (死海)
the lowest place on earth
"There is a place so dry, that some areas get no rain for decades. But at night, you might freeze because it gets so cold!"
Sahara Desert（撒哈拉沙漠）
/s hɑ r dez t/
the biggest desert in the world
1a Match the places with the pictures.
Dead Sea Sahara Desert
Nile River Mariana Trench
Angel Falls Mount Qomolangma
Welcome to our game show!
Today, it's all about geography. Answer as quickly as you can!
Pre Listening
Let’s predict
Can you guess out what we are going to listen to
Listen to the conversationand think about the questions below.
1.What is the latest measured height of Mount Qomolangma
A. 8,848.43 metres
B. 8,848.86 metres
C. 8,844.43 metres
D. 8,844.86 metres
2.How large is the Sahara Desert in size
A. About 900,000 square kilometres
B. About 9,000,000 square kilometres
C. About 90,000,000 square kilometres
D. About 900,000,000 square kilometres
3.How deep is the Mariana Trench
A. About 416 metres
B. About 8,848.86 metres
C. About 11,000 metres
D. About 9,000,000 metres
Host: Welcome to our game show! Today, it's all about geography. Answer as quickly as you can!
Question one: What is the __________ mountain in the world
Fu Xing: It's Mount Qomolangma!
Host: Correct! How high is it
Liu Hongyu: I know this—it's____________ metres high.
Host: No, sorry. Fu Xing
Fu Xing: It is_____________metres!
Host: Yeah! But some scientists say Qomolangma is still growing _________Now, name the __________ desert in the world.
Fu Xing: The Taklimakan Desert
Host: Wrong! Ella
Ella: It's the Sahara Desert.
Host: Right! Now, how big is it
Ella: It's about ____________square kilometres.
Host: That's right! What's the __________ place on earth
Liu Hongyu: It's the Dead Sea!
Host: Well done! Its surface is __________ metres below sea level. Now where's the __________ point in the ocean
Fu Xing: It's in the Mariana Trench.
Host: That's correct! How deep is it
Fu Xing: It's about_____________metres deep.
Host: Correct!
8,848.43
8,848.86
9,000,000
11,000
taller
highest
biggest
lowest
deepest
416
Listen to the conversation again and fill in the blanks
Place Description Measurement
Mount Qomolangma the ________________ in the world _____________ metres high
Sahara Desert the _______________ in the world about ___________square kilometres in size
Dead Sea the ________________ on earth _______________metres below sea level
Mariana Trench the ______________ in the ocean about ___________ metres deep
1b Listen to the game plete the descriptions of the places.
highest mountain
biggest desert
lowest place
deepest trench
Place Description Measurement
Mount Qomolangma the ________________ in the world _____________ metres high
Sahara Desert the _______________ in the world about ______ _______square kilometres in size
Dead Sea the ________________ on earth _______________metres below sea level
Mariana Trench the ______________ in the ocean about ___________ metres deep
1c Listen again. Complete the measurements in 1b with the numbers below.
highest mountain
biggest desert
lowest place
deepest trench
8,848.86
9,000,000
416
11,000
4168, 848.86, 11,000, 9,000,000
What can you learn from this passage
1.What can we learn about facts and knowledge from Fu Xing and Liu Hongyu’s answers
It’s important to use the latest information and be more careful about facts.
2.Why is it easy to mix up the Taklimakan Desert and the Sahara Desert What does this tell us about learning geography
Both are large deserts, so it’s easy to confuse them. We need to remember not just names, but also key facts like size and location.
What can you learn from this passage
1.What do these numbers tell us about learning new things
Accuracy is important and knowledge is always changing.
2.How does knowing about the highest mountain, deepest trench, and biggest desert help us understand the world we live in
It helps us see how big and amazing the Earth is, and makes us realize how small we are compared to it.
1d Talk about the places you have learnt about.
It's ...
What's the lowest place on earth
Its surface is ... metres below sea level.
How low is it
Now, what's ...
What's the highest mountain in the world
What's the biggest desert in the world
What's the lowest place on earth
Where's the deepest point in the ocean
How high is it
How big is it
How low is it
How deep is it
It's Mount Qomolangma.
It's the Sahara Desert.
It's the Dead Sea.
It is in the Mariana Trench.
It is about 8,848.86 metres high.
It is about 9,000,000 square kilometres in size.
Its surface is 416 metres below sea level.
It is about 11,000 metres deep.
1.Answer as quickly as you can!
as ... as you can：固定结构，意为 “尽可能……”
2.What is the highest mountain in the world
What is the biggest desert in the world
What is the lowest place on Earth
Where is the deepest point in the ocean
形容词最高级用法
构成：
单音节词：high → highest, big → biggest, low → lowest, deep → deepest
多音节词：interesting → the most interesting
规则：
最高级前必须加 the：the highest mountain, the biggest desert
常与表示范围的短语连用：in the world, on Earth, in the ocean
Language points
A: How high is it
B: It's about 8,848.86 metres high.
A: How big is it
B: It's about 9,000,000 square kilometres in size.
A: How low is it
B: Its surface is 416 metres below sea level.
A: How deep is it
B: It's about 11,000 metres deep.
疑问词 How + 形容词：用于询问事物的属性或程度，如高度、大小、深度等。
回答时常用 数词 + 单位 + 形容词 或 介词短语 来表达具体信息：
Language points
Write a short paragraph (4–6 sentences) about one of the places in the unit, using at least one superlative and one "How ... is it " question.
Role-play the dialogue from 1d with a partner, and record it.
Research one new natural wonder (e.g., the Amazon Rainforest, the Great Barrier Reef) and make an information card with:
Its name
One superlative fact
One measurement
Prepare a 1-minute presentation to introduce it to the class next time.
Homework

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