人教版八年级下册Unit7What's the highest mountain in the world?SectionA 2a-2d课件(共35张PPT，内嵌音频)

(共35张PPT)
Unit 7
What’s the highest mountain
in the world
Section A 2a-2d
The Sahara
China / The Sahara is about 9,600,000 square kilometers in size.
Let’s play-- Two truth and a lie.
Russia
China
about square kilometers in size
9,600,000
Let’s play-- Two truth and a lie.
The Yangtze
/'j z / is 6,671 kilometers long.
The river which is 6,671 kilometers long is in Africa.
The Nile is 6,671 kilometers long.
6671
Let’s play-- Two truth and a lie.
Qomolangma is higher than before.
Qomolangma is 8848.86 meters high now.
No woman reached to the top of Qomalangma.
8848.86
The table is _____________.
这张桌子有一米长。
The field is about ______________________.
这块地的面积约有三平方公里。
The well is _______________.
这口井有十二米深。
The mountain is _______________.
这座山高1,025米。
1 meter long
3 square kilometers in size
12 meters deep
1025 meters high
Review
Post-listening
A: What/Which is ____________ mountain in the world
B: It's _____________.
A: How ______ is it
B: It’s _____________________________.
the highest
Qomolangma
high
8,848.86 meters high/in height
A: What/Which is _____________ river in the world
B: It’s _____________.
A: How ______ is it
B: It’s _____________________________.
the longest
The Nile
long
6,671 kilometers long/in length
Qomolangma
8,848.86 meters high
the Nile
6,671 meters long
Review
Post-listening
A: What/Which is ______________ lake in the world
B: It's _________________.
A: How ______ is it
B: It’s _____________________________.
the deepest salt
deep
1,025 meters deep/in depth
A: What/Which is _____________ desert in the world
B: It’s _____________.
A: How ______ is it
B: It’s _______________________________.
the biggest
The Sahara
big
9,600,000 square kilometers in size
the Sahara
9,600,000 square kilometers
The Caspian Sea
the Caspian Sea
1,025 meters deep
Review
__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.
2a.Listen and number the facts[1-4]in the order you hear them.
4
2
1
3
P50
长江
n. 亚洲
n. 人口
2b.Listen again and fill in the blanks in 2a with the numbers in the box.
4 The Yangtze River is about _______ kilometers long and the Yellow River is ______ kilometers long.
2 China has the biggest population in the world. It’s a lot bigger than the population of the US.
1 China is over ______ years old. It has a much longer history than the US. The US is not even _____ years old.
3 China is almost as big as the US, and it is the biggest country in Asia.
6,300 5,000 5,464 300
six thousand three hundred
five thousand
five thousand four hundred and sixty-four
three hundred
6,300
5,464
5,000
300
Tips:
可以修饰比较级的词：much, a lot, far, even
可以修饰原级的词：
quite，very，too，so
即修饰比较级又修饰原级：
a little, a bit
population ：人口（数量）
人口的“多”/ “少”
用large/small 形容
e.g：The population of China is very large.
表示询问某国某地有多少人口？
What’s the population of....
the biggest population
人口数量大
Tapescript
Read aloud the tapescript on P103～P104.
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 a bit more about China
Girl： Sure! Did you know that China is one of the oldest countries in the world It’s over 5,000 years old.
Mike：Yes, I did. It’s much older than my country—in fact, the United States is one of the youngest countries in the world. It’s not even 300 years old.
Tapescript
Boy： And China has the biggest population, too. It’s a lot bigger than the population of the United States.
Mike：But China is about the same size as the US, right
Girl： Yes, and it’s the biggest country in Asia. We also have some famous rivers. The Yangtze River is the longest river in Asia. It’s about 6,300 kilometers long.
Mike：Wow! I didn’t know that. I thought the Yellow River was longer.
Boy： No, the Yellow River is 5,464 kilometers long. But both rivers are very important to China.
Post-listening
Listen again and fill in the blanks.
Mike：Hi, I’m Mike. I’m from ________ ________ ________.
Boy： Welcome to our class, Mike. We’re happy to meet you.
Mike：Can you tell me ________ ________ ________ about China
Girl： Sure! Did you know that China is ______ ______ ______ ______ countries in the world It’s ______ 5,000 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 ______ 300 years old.
the United States
a bit more
one of the oldest
over
the youngest
even
much older than
Post-listening
Boy： And China has ______ _______ _________, too. It’s ______ ______ 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 6,300 ____________ ______.
Mike：Wow! I didn’t know that. I thought the Yellow River was ________.
Boy： No, the Yellow River is 5,464 kilometers long. But ________ rivers are very important to China.
the biggest population
a lot
the same size
The Yangtze River
kilometers long
longer
both
2c.Make conversations using the information in 2a.
Wang Ming is from China. Mary is from America.
They are Net friends. They are taking about China.
Mary
Hello. Wang! I have never been to China,Can you tell me something about China
Sure.
Did you know that China is one of the oldest countries in the world
one of+形容词最高级+名词复数 :
表示...之一
1. How long is the history of China
2. What size is China
3. What is the population of China
4. Which are the most important rivers How long？
5. What is the most famous place
About 9,600,000 square kllometers in size.
It has a population of 1,400,000,000.
The Yangtze River is the longest river in Asia. The Yangtze River is about 6,300 kilometers long. The Yellow River is about 5,464 kilometers long.
China has a history of more than 5000 years.
Today, we are going to follow the guide(导游) to the Great Wall, and learn something about it.
In China, the Great Wall is the most famous place.
Listen and answer the questions.
18
1.From the Ming Dynasty,it is about___________ kilometers long.
2.It is ____________ wall in the world.
3.The main reason of building the wall was _________________
________
4.It is quite _______ and __________,there are no other ____________ objects ___________ it.
5.________________ is the most famous part of the Ming Great Wall.
Work on 2d.Listen the tape and find the information
8,850
the longest
to protect their
part of the country
tall
wide
man-made
as big as
Badaling part
Language points
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
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 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.
feel free to do(可以)随便(做某事)
表示如果，引导条件状从
adj：令人感到惊异的
amazed：（某人）感到惊异的
v.保护
protect sb from doing sth.
保护某人不受到...的伤害
译：正如你所看到的那样
as far as I know： 据我所知
as far as：1.和...一样远
2.据....;就....
人造的
Listen and read.
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. 古代的；古老的
n. 旅行者；观光者
adj：令人惊异的
amazed：（某人）感到惊异的
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
as far as I know： 据我所知
as far as：1.和...一样远
2.据....;就....
译：正如你所看到的那样
Role play the conversation.
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
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.
Listen and repeat.
（达州中考）— ______ is the population of China now, Jack
— Let me think for a moment; it is about ______.
A. How many; 1,400 million B. What; 1,400 million
C. What; 140 million D. How many; 140 million
（安徽中考）— The 5G technology can help doctors treat patients who are hundreds of kilometers away.
— It’s really ______.
A. secret B. direct C. amazing D. traditional
B
1
2
C
Exercises
一、单项选择
3.（潍坊中考）____I know, more and more people in the
world are earning Chinese.
As well as B. As often as
C. As soon as D. As far as
4.The Yangtze River is about ______.
A. 6300 kilometer long B. 6300 kilometers long
C. 6300-kilometer long D. 6300 kilometers’ long
5.The girl is ______ than any other girl in her class.
more beautiful B. the most beautiful
C. beautiful D. much beautiful
D
B
A
Ⅱ. 根据汉语意思完成英语句子，每空一词。
1. 就我所知，这个游泳池有20平方米。
_______ _______ _______ _______ _______, this swimming pool is twenty square meters.
2. 长城是世界上最古老的城墙之一。
The Great Wall is ________ ________ ________ ________ ________ walls in the world.
3. 游客们可以随便问问题。
Tourists can ________ ________ to ask questions.
As far as I know
one of the
most ancient
feel free
4. 撒哈拉是世界上最大的沙漠吗？
Is the Sahara ________ ________ ________ in the world
5. 这条河比那条宽的多。
This river is ________ ________ than that one.
the biggest desert
much wider
Language points
长、宽、高、深、面积的表达方法
The river is 20 meters wide.
基数词 + 单位词 + 形容词（long, wide, high, deep等）
1.Qomolangma is 8,844.43 meters high.
练一练
(　　) The river in front of our school is ． A．10 meters wide B．10－meters－wide
C．10－meter－wide D．10 meter wide
A
练一练
1.这条河深100米、宽50米。
The river is 100 _____ _____ and 50 ______ ______.
2. 这座山高三千多米
The mountain is more than _______ _______
______ ______.
3.尼罗河长6，671千米。
The Nile is 6，671 ___________ ________ ．
meters deep
meters wide
meters high
kilometers long
three thousand
2. Qomolangma is higher than any other mountain in the world. (教材 P49 1b)
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”。
China is larger than any country in Africa.
练一练
Hulunbuir is bigger than _____________ city in China.
Hulunbuir is bigger than _____________ city in Anhui.
any other
any
3. China has the biggest population in the world. (教材 P50 2a)
① population 是集体名词，在句中作主语时，谓语动词用单数形式。
The population of the world continues to increase, but in some areas the population is falling.
population n. 人口；人口数量
Point
The world's population ____ increasing faster and faster．
A. are B.is C.has D.have
B
练一练
② 表示人口多少时，用 big/large 或 small 修饰，而不能用 many，much 或 few 等。
India has a large population.
练一练
The population of China is than that of the USA．
A．large　　　　　　　B．larger　　　　　　　
C．more　　　　　　　D．many
B
③ 询问人口多少时，用“What is the population of … ”或“How large is the population of … ”。
What/How large is the population of Henan Province
练一练
________ the population of your hometown
A．How many　 B．What's
C．How much D．What
B
5. Did you know that China is one of the oldest countries in the world
One of +the+形容词最高级＋可数名词复数“最…之一”
Point
She is one of the tallest girls in her class.
她是她的班里最高的女生之一。
练一练
D
The Yangtze River is one of_______rivers in the world．
A．long B．longer
C．longest D．the longest
练一练
1.戴维是我们学校最受欢迎的老师之一。
David is one of the most popular __________ in our school．
teachers
2.印度是世界上最古老的国家之一。
India is _____ _____ ______ _______ ________ in the
world．
3.Dalian is one of in China．
A．the most beautiful city B．the more beautiful cities
C．most beautiful city D．the most beautiful cities
one of the oldest countries
D