(共32张PPT)
Unit 7
What’s the highest mountain
in the world
Section A 1a-2d
What’s the highest mountain in the world
How high is it
Qomolangma
Qomolangma is the highest mountain in the world.
It is 8,844.43 meters high.
lead in
珠穆朗玛峰是世界海拔最高的山峰，高度为8844.43米。
Qomolangma
eight thousand eight hundred and forty-four point four three
What do you know about the following numbers
6,671 kilometers long
The Nile
the Nile
尼罗河长6671千米，是世界上最长的河流。
six thousand six hundred and seventy-one
Which is the longest river in the world
What do you know about the following numbers
1,025 meters deep
The Caspian Sea
the Caspian Sea
里海虽称海，却是一个巨大的内陆咸水湖，深1025米，是世界上最大的湖泊
Which is the biggest lake in the world
What do you know about the following numbers
9,600,000 square kilometers in size
The Sahara
the Sahara
形成于约250万年前，世界上最大的沙质荒漠，约9,600,000平方千米
nine million six hundred thousand
Which is the bigest desert in the world
Can you read these large numbers
hundred
百
thousand
千
million
百万
billion
十亿
trillion
万亿
9,600,000
1,025
6,671
8,844.43
nine million six hundred thousand
one thousand and twenty-five
six thousand six hundred and seventy-one
eight thousand eight hundred and forty-four point four three
summary
把长数字分为3个数字一组，用逗号隔开，从右到左，
把第一个逗号看作thousand，第二个逗号看作million,第三个逗号是billion
1
2
”and“ 只有十位数和百位数之间出现
3
小数点后面的数字按单个读
百位数没有数字时，thousand 和 十位数之间，and不省略
84 . 14 小数点后面读one four
不整读
What are these descriptions for
9,600,000
1,025
6,671
8,844.43
square kilometers in size
meters deep
kilometers long
meters high
平方千米
meter n. 米; 公尺
adj. 深的；纵深的
（面积、体积等）大小
land
sea
river
mountain
Qomolangma
about 9,000,000 square kilometers in size
The Sahara
1,025 meters deep
The Caspian Sea
6,671 kilometers long
The Nile
8,848.86 meters high
1a
Match the facts you know.
1b
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
Hi, Patrick! What are you doing these days
Oh, I am traveling around the world.
How exciting! What is the highest mountain in the world
It’s Qomolangma.
How high is Qomolangma
It's 8,844.43 meters high.
Use the information in 1b to make conversations.
1c
Qomolangma
the Nile
the Caspian Sea
the Sahara
1. 长、宽、高、深、面积的表达方法
The river is 20 meters wide. = The river is 20 meters in width.
基数词 + 单位词 + 形容词（long, wide, high, deep等）
基数词 + 单位词 + in + 名词（length, width, height, depth, size等）
【拓展延伸】作定语时用合成词“数词 - 单位词单数 – 形容词”。
This 20-meter-long rope isn’t long enough to help climb the mountain.
2. Qomolangma is higher than any other mountain in the world.
比较级 + than any other + 可数名词单数
Point
该结构意为“比其他任何一个……都……”，指同一范围内比较，表示最高级含义。
She is thinner than any other student in her class. = She is the thinnest in her class.
other必不可少，用以将主语从比较对象中排除，避免逻辑矛盾。
【特别提醒】如果比较对象不在同一范围内或不属于同一类别，应用“形容词/副词比较级 + than any（任何的） + 可数名词单数”。
The Pacific Ocean is larger than any lake in the world.
练一练
Hulunbuir is bigger than _____________ city in China.
Hulunbuir is bigger than _____________ city in Anhui.
any other
any
How much do you know about China
history
population 人口
area 面积
the Yangtze river
the Yellow river
1.How old is China
It’s over 5,000 years old.
2.What’s the longest river in China
The Yangtze River.
3.What’s the longest wall in China
The Great Wall.
4.What’s the biggest desert in China
Taklimakan desert.
5.What’s the biggest waterfall in China
Huangguoshu Waterfall.
How much do you know about China
Pre-listening
6300
5000
5465
300
Read the numbers.
six thousand and three hundred
five thousand
five thousand, four hundred and sixty-five
three hundred
Game
Read the missing number quickly.
What is the largest/smallest number in the game
1,000
30,000
9,600,000
1,025
6,671
1,000,6
8,888
6,300
300
5,465
5,000
7,215
Listen and number the facts [1-4] in the order you hear them.
2a
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
n. 亚洲
长江
Listen again and fill in the blanks in 2a with the numbers in the box.
2b
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.
6,300
5,464
5,000
300
基数词 + 单位词 + 形容词
2
1
3
4
Let’s say with the information in chart.
Country: China
Age: It’s over 5000 years old.
Population: It has the biggest population.
Size: It’s about 9,600,000 square kilometers in size.
Famous rivers: the Yellow River; the Yangtze River
China is one of __________ countries in the world. It’s over ____ years old. It has the ______ population and it’s about _________ square kilometers in size.
the oldest
5000
biggest
9,600,000
Let’s say with the information in chart.
________________ is the longest river in China. It’s about _____ kilometers long. ______________ is the second longest river, and it’s about ______________ long.
The Yangtze River
The Yellow River
6300
5464 kilometers
Country: China
Age: It’s over 5000 years old.
Population: It has the biggest population.
Size: It’s about 9,600,000 square kilometers in size.
Famous rivers: the Yellow River; the Yangtze River
Please read the conversation in 2d.
What’s the conversation about
It’s about a tour to the Ming Great Wall.
Read the conversation in 2d and answer the questions.
1. What is the conversation about
It’s about a tour to the Ming Great Wall.
2. How long is the Ming Great Wall
It’s about 8,850 kilometers long.
3. What does the guide say about the wall
It’s quite tall and wide.
It’s the longest wall in the world.
There are no man-made objects as big as this.
…
the main reason to build
the most famous part
about 8,850 kilometers long
protect their part of the country
Read the conversation and fill in the table.
The Ming Great Wall
the length
Badaling
Role-play the conversation.
2d
Guide: Feel free to ask me anything on today's Great Wall tour.
Tourist 1: How long is the wall
Guide: Ah, the most popular question! If we're only talking about the parts from the Ming Dynasty, it's about 8, 850 kilometers long. This makes it the longest wall in the world.
Tourist 2: Wow, that's amazing! Why did the ancient emperors build the wall
（可以）随便（做某事）,其后接动词不定式。
n. & v. 旅行；旅游
n. 墙
adj. 令人大为惊奇的；
令人惊喜（惊叹）的
adj. 古代的；古老的
n. 旅行者；观光者
Guide: The main reason was to protect their part of the country. As you can see, it's quite tall and wide. As far as I know, there are no other man-made objects as big as this.
Tourist 3: Is Badaling part of the Ming Great Wall
Guide: Yes, it's the most famous part.
v. 保护；防护
adj. 宽的；宽阔的
就我所知
adj. 人造的
不定式短语作表语
Fill in the blanks.
Guide: to ask me anything on today's Great Wall tour.
Tourist 1: is the wall
Guide: Ah, the most popular question! If we're only the parts from the Ming Dynasty, it's about 8, 850 kilometers long. This______ it the longest wall in the world.
Tourist 2: Wow, that's amazing! Why did the ancient emperors build the wall
Guide: The was to protect their part of the country. __________ _________,it’s quite tall and wide. , there are no other man-made objects as big as this.
Tourist 3: Is Badaling the Ming Great Wall
Guide: Yes, it's the most famous part.
Feel free
How long
talking about
makes
main reason
As you
can see
As far as I know
part of
