(共40张PPT)
Section A 1a-2c
Contents
情景导入
1
学习理解
2
应用实践
3
迁移创新
4
回顾总结
5
考点速递
6
随堂小练
7
家庭作业
8
Language goals
01
02
03
04
语言能力
思维品质
文化意识
学习能力
能学习并掌握：square, meter, deep, desert, population等词汇；
2.熟练大数字的听说读写。
通过学习世界及国家“地理之最”，培养对祖国的自豪感，对大自然的热爱之情。
了解世界和中国地理知识，能条理清晰的分享你所知其他地理方面的知识。
1.通过听说训练，学习并掌握物体长宽高及面积的表达。
2.能通过模仿，熟练运用形容词和副词的比较级、最高级谈论自然地理事实。
Lead-in
Lead-in
Hello, I’m Zhang Chen,a guide.
You know Mr. Nature is the greatest artist in the world.
It creates many wonders on Earth.
Today I’m going to take you to four amazing nature around the world.
Lead-in
Lead-in
Did you know that
Qomolangma
It is the highest mountain
in the world.
It's meters high.
8,848.86
China
It's kilometers long.
Lead-in
Lead-in
Did you know that
the Nile
It is the longest river
in the world.
6,671
Egypt
It's meters deep.
Lead-in
Lead-in
Did you know that
It is the deepest salt lake
in the world.
Egypt
The Caspian Sea
1,025
Between Europe
and Asia
It's about square kilometers in size.
Lead-in
Lead-in
Did you know that
It is the biggest desert
in the world.
the Sahara
9,600,000
Africa
Lead-in
Lead-in
They are amazing!
I can't wait to have a look at all of them.
OK.Let's visit the special beauty
of the nature.
Before traveling,
Do you know how to read larger numbers
十亿
百万
千
百
点
three billion and sixty-eight million, six hundred and nine thousand, nine hundred and eighty point one five.
billion
million
thousand
hundred
point
3, 068, 609, 980. 15
billion
million
thousand
point
one five
and
Let’s learn
读时，将每三位数看做一个单位，自右向左依次为thousand千，million百万，billion十亿。
每个单位按百、十、个位向右读。
其中百位到十位之间要加入 and。
小窍门
自右向左三逗分；
一逗千(thousand)
二逗百万(million)
三逗十亿(billion)
左右三位分开读；
百位十位and连。
Here are some tips for you.
Let’s learn
Read!
Who is
the best
9,752.22
5,660,000,000
8,653,325
6,000,080,000
eight million, six hundred and fifty-three thousand, three hundred and twenty-five.
five billion, six hundred and sixty million.
nine thousand, seven hundred and fifty-two point two two.
six billion and eighty thousand.
Brainstorm
Competition !
9,600,000
1,025
6,671
8,848.86
six thousand, six hundred and
seventy-one.
one thousand and twenty-five.
nine million, six hundred thousand.
eight thousand, eight hundred
and forty-eight point eight six .
Brainstorm
Can you read these numbers
Match the facts you know.
1a
Qomolangma
the Nile
the Caspian Sea
the Sahara
about 9,600,000
square kilometers in size
1,025 meters deep
6,671 kilometers long
8,848.86 meters high
=in depth
=in length
=in height
Let’s do
长、宽、高、深、面积的表达结构：
数字 + 单位词 + adj.(deep,long, high...)
= 数字 + 单位词 + in + n.(depth,length,
height,size...)
Try to complete the sentences in 1b.
1. Qomolangma is _______ than any other mountain in the world.
2. The Sahara is ____________ desert in the world.
3. The Caspian Sea is ____________ of all the salt lakes.
4. The Nile is ___________ river in the world.
What else do you want to know about these places
Let’s go on!
“世界之最”
Predict
Listen and complete the sentences.
1. Qomolangma is ___________ than any other mountain in the world.
2. The Sahara is ____________ desert in the world.
3. The Caspian Sea is ____________ of all the salt lakes.
4. The Nile is ___________ river in the world.
higher
the biggest
the deepest
the longest
1b
Listen !
T: Yesterday, we learned some important geographical facts. I hope
you all still remember them. I'm going to test you now by asking
a few questions. First, what's the__________mountain in the world
Boy1: Qomolangma! It's_____ ____ ___ ____ mountain in the world.
T: That's right. And who can tell me what the Sahara is
Girl1 : The Sahara is ___ ______ _______in the world.
T: Very good. And which is ____ ______ salt lake in the world
the deepest
highest
higher than any other
the biggest desert
形容词最高级结构:
the+最高级+其他
比较级结构
表达最高级含义。
Listen again and try to fill in the blanks.
Listen !
Girl2: The Caspian Sea is ____ ______ ______all the salt lakes.
T: You're all so smart ! Now, for the last question, which is
___ _____ river in the world
Boy2: I know! _____ _____is the longest river in the world.
Boy1: And the Amazon is ____ ______ ________river in the world.
T: ____ _____ _____you know the answers to all my questions.
Good job !
Listen again and try to fill in the blanks.
the deepest of
the longest
The Nile
the second longest
It seems that
“the+序数词+最高级+单数名词”
表示“第几…最…的…”
Listen !
(1)最高级结构:the+最高级+其他
Lin Tao is the tallest boy in our class.
(2)比较级表达最高级含义
“比较级+ than any other +名词+其他”比其他任何一个…都…
Lin Tao is taller than any other student in our class.
How to express superlative
Let’s think
(3)“the+序数词+最高级+名词单数”，表示“第几…最…的…
Li Ming is the second tallest boy in our class.
superlative
Let’s practice
Use the information in 1b to make conversations.
1c
What's the highest mountain in the world
Qomolangma.
How high is it
It's 8,848.86 meters high /in height/.
China is over 5,000 years old. It's one of the oldest countries in the world.
I really want to see it.
Ok,the traveling around the world is over.
Where else do you want to go
It has the biggest population in the world.
The Yangtze River is the longest river in China.
The Yellow River is the second longest river in China.
What else did you know about China
You're totally right!
Now,a boy from the USA,Mike, is also interested in China.
Let’s travel together to know more about China.
____ The Yangtze River is about ________ kilometers long and
the Yellow River is ________ kilometers long.
____ China has the biggest population in the world. It’s a lot
bigger than the population of the US.
____ China is over ________ years old. It has a much longer
history than the US. The US is not even ________ years old.
____ China is almost as big as the US, and it is the biggest country in Asia.
Listen !
Before Listening,Try to find out the key points.(subject )
Listen and number the facts [1-4] in the order you hear them.
6,300 5,000 5,464 300
____ The Yangtze River is about ________ kilometers long and
the Yellow River is ________ kilometers long.
____ China has the biggest population in the world. It’s a lot
bigger than the population of the US.
____ China is over ________ years old. It has a much longer
history than the US. The US is not even ________ years old.
____ China is almost as big as the US, and it is the biggest country in Asia.
4
2
1
3
Listen !
2a
Listen again and fill in the blanks in 2a with the numbers in the box.
6,300 5,000 5,464 300
____ The Yangtze River is about ____________ kilometers long and
the Yellow River is ____________ kilometers long.
____ China has the biggest population in the world. It’s a lot
bigger than the population of the US.
____ China is over __________ years old. It has a much longer
history than the US. The US is not even ________ years old.
____ China is almost as big as the US, and it is the biggest country in Asia.
4
2
1
3
Listen !
2b
6,300
5,464
5,000
300
Mike：Hi, I’m Mike. I’m from the United States.
Boy： Welcome to our class, Mike. We’re happy to meet you.
Mike：Can you tell me ___ ____more about China
Girl： Sure! Did you know that China is one of ____ ______ countries in the world It’s over ______years old.
Mike：Yes, I did. It’s ____ _____ ______my country—in fact, the United States is one of ____ __________countries in the world. It’s not even _____years old.
Listen again and fill in the blanks.
a bit
the oldest
5,000
much older than
the youngest
300
Listen !
“one of+the+形容词最高级+名词复数”
表示“最……之一”
“much+比较级+than”
表示“比……得多”
Boy： And China has___ ________ population, too. It’s a lot bigger than the population of the United States.
Mike：But China is about _____ ______ ______as the US, right
Girl： Yes, and it’s the biggest country in Asia. We also have some famous rivers. ____ ________ _______is the longest river in Asia. It’s about _______kilometers long.
Mike：Wow! I didn’t know that. I ________the Yellow River was _______.
Boy： No, the Yellow River is 5,464 kilometers long. But ______rivers are very important to China.
Listen again and fill in the blanks.
the biggest
the same size
The Yangtze River
6,300
thought
both
longer
Listen !
Make conversations using the information in 2a.
Let’s practice
2c
History
Population
Area
Did you know that China is one of the oldest countries in the world
Yes, I did. It’s much older than my country.
We also have some famous rivers. The Yangtze River is the longest river in Asia.
We've reached the end of our journey,
Did you know how to describe geographical
place Try to introduce China.
History
Population
Size
River
Mountain
...
Comparative & Superlative
Make a report in groups.
Show
Report
Location: in the southeast of***
Size: *** square kilometers
Population: about ***
River: The *** River is the most...
Special parts: ***
Welcome to China!
Yes,Traveling is not only interesting
but also is a good way to learn more about our world and country.
Let’s tell Chinese Stories and Spread the Good Voice of China.Bye,See you!
Thanks a lot. See you!
Summary
Summary
New words
Sentences
Expressions
square meter deep desert population Asia tour tourist
wall amazing ancient protect wide man-made
feel free as far as I know 长、宽、高、深、面积的表达
①The Yangtze River is about 6,300 kilometers long.
②Qomolangma is higher than any other mountains in the world.
③ China has the biggest population in the world.
in size protect…from…
History
Population
Size
River
Mountain
...
How to describe geographical place
Summary
长、宽、高、深、面积的表达结构：
数字 + 单位词 + adj.(deep,long, high...)
= 数字 + 单位词 + in + n.(depth,length,
height,size...)
Comparative
& Superlative
比较级 + than any other + 可数名词单数结构
意为“比其他任何一个…都…”，
指同一范围内比较，表示最高级含义。
1.Qomolangma is higher than any other mountain in the world.
考点
最高级含义
Language points
Lin Tao is thinner than any other student in his class.
Lin Tao is the thinnest in his class.
2. China has the biggest population in the world.
考点
最高级
1
Language points
(1)最高级结构:the+最高级+其他
The Nile is the longest river in the world.
(2)比较级表达最高级含义
“比较级+ than any other +名词单数+in/of...”比其他任何一个…都…
The Nile is higher than any other river in the world.
(3)“比较级+than the other+名词复数+in/of...”，比其他…都…
The Nile is longer than the other rivers in the world.
superlative
2. China has the biggest population in the world.
考点
population
2
Language points
(1)population作主语，表达一个整体概念时，谓语动词用单数，
当其前有分数或百分数修饰时，谓语动词可用单数或复数。
The population of Nigeria is more than 100 million.
Three quarters of the population in the city is/are from ...
(2)问人口数量的句型是：What’s the population of...
What’s the population of China
=How large is the population of China 中国有多少人
(3)形容人口多用big，large；少用small。
The city has a big/large population. 这个城市人口多。
population
1. The ________ Lianyungang-Xuzhou High-speed Railway was
open to the public this year.
A．180 kilometer long B．180 kilometers long
C．180-kilometer-long D．180-kilometers-long
2.My brother is _________ more outgoing than me.
A. many B. little C. much
3.–Do you know ______the population of India is
–No. I only know it’s much _________of the United States of America.
A．what; more than that B．what; bigger than that
C．how much; bigger than D．how much; more than that
一、单项选择
Exercises
二、用所给词的适当形式填空。
1．Nowadays We Chat is ___________（wide）used in our daily life.
2．Do you know that China is one of the______________（old）
countries in the world
3．The weather became________and________（bad）.
4．The weather in Fujian is__________（warm）than that in Jilin
in winter.
5．Miss Li is the_______________（popular）teacher of all.
widely
oldest
worse worse
warmer
most popular
Exercises
Homework
1.Memorize the important words and sentences.
2. Try to introduce China to your parents
using the information we learned today.
