(共18张PPT)
Unit 7
What’s the highest mountain in the world
Section A (1a-2d)
Language goal: Talk about geography and nature
Lead-in
What’s the highest mountain/longest river/largest lake/largest desert in the world
Qomolangma珠穆朗玛峰
the Nile尼罗河
the Caspian Sea(salt lake)里海
the Sahara desert撒哈拉沙漠
Interaction
Match the facts you know.
1a
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
Way to read large numbers:
9,600,000
6,671
1,025
nine million and six hundred thousand
six thousand six hundred and seventy-one
one thousand and twenty-five
8848.86
eight thousand eight hundred and forty-eight point
eight six
8 , 0 3 0 , 1 0 5 . 8 4
million
thousand
point
eight
thirty
one hundred
and five
eight four
3,960
430,020
12,380,250
9,000,000,000
数字的表达：
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，
第三个逗号看做 billion
Interaction
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.
Listen and complete the sentences.
higher
the biggest
the deepest
the longest
the+ adj./adv.(最高级) + cn. (单) +in/of
=adj./adv.(比较级)+than+any other + cn. (单)+in/of
Tape script P103
Teacher: Yesterday, we learned some important geographical facts.
I hope you still remember them. I’m going to test you now
by asking a few questions. First, what’s the highest
mountain in the world
Boy 1: Qomolangma! It’s higher than any other mountain in the world.
Teacher: That’s right. And who can tell me what the Sahara is
Girl 1: The Sahara is the biggest desert in the world.
Teacher: Very good. And which is the deepest salt lake in the world
Girl 2: The Caspian Sea is the deepest of all the salt lakes.
Teacher: You are all so smart! Now, for the last question, which is the
longest river in the world
Boy 2: I know! The Nile is the longest river in the world.
Boy 1: And the Amazon is the second longest river in the world.
Teacher: It seems that you know the answers to all my questions. Good
job!
history
population
area
the longest river
the second longest river
How much do you know about China
over 5000 years old
more than 1.4 billion
the Yangtze river
9.6 million square kilometers in size
the Yellow river
Interaction
2a&2b
Listen, number the facts and fill in the blanks with the numbers.
___ 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
6,300
5,464
5,000
300
6,300 5,000 5,464 300
比较级前可加far, much, a lot, a bit, a little, any, even, still等词修饰。
Research population
The population of Luoyang is more than 6 million.
1. population表示人口总数，为集合名词，常与the连用, 作主语时, 谓语动词常用单三
Three quarters of the population are workers.
20% of the population are teachers.
2.主语表示“人口的百分之几、几分之几”时(表示个体的概念）, 谓语动词用复数
China has a large/big population.
Australia has a small population.
3. 表示人口的“多”或“少”时, 要用“big/large”或“small”；
What is the population of China /How large is the population of China
5. 问某地有多少人口时, 应用"What/How large is the population of ... "。
China has a population of more than 1.3 billion.
=The population of China is 1.3 billion。
4. 某地有多少人用: ...has a population of+数字/the population of ...is...
Pair work
Make conversations according to the information.
Qomolangma Mount Huang Mount Tai
hight 8,848m 1,864m 1,545m
Singapore Malaysia China
population 4,000,000 20,000,000 1400,000,000
the Nile the Yangtze River the Yellow River
length 6,671km 6,300km 5,500km
A: What’s the highest mountain/longest river in China/the world
B: It is… .
A: How long is… /How high/What’s the height of…
B: It’s….it’s much/a lot…higher/longer…than…/It is the longest/highest…
A: What’s the population of ….
B: It’s…. The population of … is larger/bigger/smaller than that of…
Mike: Hi, I’m Mike. I’m from the United States.
Boy: Welcome to our class, Mile. 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.
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.
Tape script
2a&2b
P103
The Great Wall
What is the longest wall in China
Interaction
2d
Listen to the conversation and answer the questions.
1. Which is the biggest man-made objects in the world
2. Which is the most famous part of the Ming Great Wall
The Great Wall.
Badaling.
Interaction
2d
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.
protect (v.) 保护
protection (n.) 保护
protect…from (doing)… 保护…免于…
e.g. Sunglasses protect us from the strong sunshine.
Feedback
2d
Fill in the blanks.
Guide: _________________________ today’s Great Wall tour.
Tourist 1: _________________
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: ________________! 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. _______________, there are no
other man-made objects as big as this.
Tourist 3: ______________________________________
Guide: Yes, it’s the most famous part.
How long is the wall
Wow, that’s amazing
Is Badaling part of the Ming Great Wall
As far as I know
Feel free to ask me anything on
Summary
1.在面积上
2.美国的人口
3.随便做（某事儿）
4.就我所知
5.最古老的国家之一
6.地理事实
7.第二最长河流
8.最多的人口
1. in size
2. the population of the US
3. feel free to do sth.
4. as far as I know
5. one of the oldest countries
6. geographical facts
7. the second longest river
8. the biggest/largest population
Research
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
英语中表示计量的方式：
基数词+单位词+形容词(long长的，wide宽的，high高的，deep深的)
基数词+单位词+in+名词 (length长度, width宽度, height高度, depth深度，size面积等)
特殊疑问句—How big/deep/wide/long/high(山)/tall is …
/What’s the size/depth/width/length/height of ...
How much you know about the Great Wall
