内容正文:
Unit 3 Wonderful nature
Period 2 Start up
What's the song about?
Think and say
What can you see in the video?
It's about nature?
mountain
Let’s Review
desert
Let’s Review
river
Let’s Review
sea
Let’s Review
hill
Let’s Review
grassland
Let’s Review
lake
Let’s Review
beach
Let’s Review
forest
Let’s Review
river
lake
desert
mountain
beach
sea
hill
forest
grassland
Which places in the picture do you
want to go to? Why?
We travel around the world with VR glasses
Let’s Review
Do you remember these beautiful places?
Let’s Review
3
What is the longest river in the world
2
What is the world's biggest
desert?
1
What ‘s the highest mountain in China
Mount Qomolangma
Antarctic Desert
The Nile
Look and say
What wonders of nature do the pictures show?
Mount Qomolangma
Antarctic Desert
The Nile
wonder ['wAnde] n.奇迹,奇观
wonderful ['wʌndəfl] adj.极好的
nature ['nertje] n.自然
natural ['neetfral] adj.自然的,天然的
Look and say
China has many wonderful natural wonders.
Our world has many more amazing wonders
Let’s put on your VR glasses again! Go and see!
High Mountain
Gloder Desert
Clear River
What natural wonders does the video show?
Watch and answer
Antarctic Desert
Mount Qomolangma
The Nile
There are so many wonders on earth.
It’s Qomolangma.
It’s the highest mountain.
It’s Antarctic Desert.
It’s the biggest desert.
It’s the Nile.
It’s the longest river.
Read and answer
Mount Qomolangma is the world's highest
mountain. It was 8,848.86 metres high in
2020. And it is slowly getting higher over
time. It will be higher in the future.
How high is Qomolangma ?
____
It was___________metres high
in________.
It will____________in the future.
8848.86
2020
be higher
How high is Qomolangma ?
Let’s learn
high→ higher → the highest
It’s high.
It’s higher.
It’s the highest.
Look at the buildings
Try and read
1000
8000
8848
8848.86
thousand
eight thousand
eight thousand eight hundred
and forty-eight
eight thousand eight hundred
and forty-eight point eight six
Let’s learn
Read and answer
What is the world's biggest
desert? You may say the Sahara.
Well, it's not. It is the Antarctic
Desert. How big is it? It is over 14
million square kilometres.
Is Sahara this biggest desert in the world?
How big is it?
____
NO,it isn’t. It’s the Antarctic Desert.
It is over 14 million______________.
square kilometres
Let’s learn
big→ bigger → the biggest
It’s big.
It’s bigger.
It’s the biggest.
Look at the elephant
Antarctic Desert
Let’s learn
Why isn't the Sahara Desert the biggest desert?
Antarctic is a place with very little rain.It doesn’t have to be hot.
Let’s learn
Category Sahara Desert Antarctic Desert
Hot or cold Hot & Dry Cold & Icy
Scale Big( (3rd Largest) The Biggest(1st)
Color Golden yellow snow white
A desert is a place with very little rain.
It doesn't only mean hot sand.
Our wonderful natural world
Read and follow
Read and answer
The longest river in the world is the Nile. It is about 6,671 kilometres long. It runs across 11 countries. There is little rain in Africa. So the Nile is very important.
How long is it?
How many countries does it run across?
____
It is about 6,671 kilometres long.
It runs across_______ countries.
It is the Nile,the longest river in the world.
11
Try and say
Wonder What’s special? How big long high?
Mount Qomolangma
Antarctic Desert
The Nile
the highest mountain
the biggest desert
the longest river
8848.86m
14 million km2
6671 km
Read again and circle.
1.Mount Qomolangma is/isn't getting higher.
2.The Sahara /The Antarctic Desert is the world's biggest desert
3.The Nile runs across eight / eleven countries.
Mount Qomolangma is getting higher every year.
The Antarctic Desert is the world's biggest desert.
The Nile runs across eleven countries.
Try to say
Qinghai lake is the biggest lake in China.
Dalong is the tallest boy in out class.
The Chang-jiang River is the longest river in China.
Read and write
1.longest
2.deepest
3.highest
4.biggest
1. The Changjiang River is about 6,300 kilometres long.
It is the_________(long) river in Asia.
2 Tianchi Lake on Changbai Mountain is the________
(deep) lake in China. The deepest point is about 373metres.
3 The Qinghai-Tibet Plateau is the_________(high)
plateau in the world. People call it "the Roof of the World".
4 The Huangguoshu Waterfall is one of the_________(big)
waterfalls in China. It is about 74 metres high and 81 metres wide.
Ask and answer
What's the
longest/deepest/biggest...
in Asia/the world?
It's the...
Think and say
There are so many wonders on the earth
We weed to take care of them
What can we do?
We can keep the
water clear
We can plant
trees
We can……
Exerciel
1. --What is the world's ______mountain?
--It’s Mount Qomolangma.
A.highest B. tallest C.biggest
2.There is very little water and few plants in the______.
A.forest B.desert C.lake
3.--______is the Nile River?
--It’s sbout 6.671 kilometres long.
A.How old B.How long C. How much
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