(共38张PPT)
Do you know these numbers How to read them
8844.43 meters
1,025 meters deep
6,600 kilometers long
6,211.31 kilometers long
3,219 kilometers wide
Which is the highest mountain in the world
Which is the longest river in the world
Which is the biggest desert in the world
… …
Do you know this
Qomolangma runs along the border between China and Nepal. It is covered with snow all the year round. It’s 8844.43 meters high, the highest in the world. It’s 26 kilometers long.
The Sahara is the biggest desert in the world. It is located in the northern Africa. Its climate conditions are very bad and is one of the earth's most unsuitable for biological survival.
The Caspian Sea (里海) is the biggest inland lake in the world. The max depth is 1,025m (in the southern part). It lies in the border between Asia and Europe.
The Nile is the longest river in the world. It’s more than 6,600 kilometers long. It runs through 9 countries. It’s one of the largest river flowing through the international states in the world and runs into the Mediterranean Sea (地中海) in the end.
The Yangtze River is the third longest river in the world, and the first Asian river. It’s 6211.31 kilometers long. The Yangtze River Basin, east-west width of 3,219 kilometers, about 966 kilometers wide north-south, passing through 11 provinces. It runs into the East Sea in Shanghai finally.
1a
Match the facts you know.
Qomolangma about 9,600,000 square kilometers in size
The Sahara 1,025 meters deep
The Caspian Sea 6,671 kilometers long
The Nile 8,844.43 meters high
… 8,844.43 meters high. … 8,844米高
… meters high (long, wide, …)
……米高(长，宽……)
英语表示“有多长(宽，高……)”时，一般将数词和数量单位放在表示长宽高的形容词前作状语。
The wall is 1.7 meters wide.
A: How high is Qomolangma
B: It’s 8,844.43 meters high.
The biggest desert in the world is about 9,600,000 square kilometers in size.
How big is the Sahara
It’s about 9,600,000 square kilometers in size.
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
Use the information in 1b to make conversations.
1c
A: What is the highest mountain in
the world
B: Qomolangma.
A: What is the … in the …
B: …
What is the longest river in the world
The Nile.
What is the biggest desert in the world
The Sahara.
What is the longest river in Asia
The Yangtze River.
Make sentences with the following adjectives to describe things.
the highest
the longest
the deepest
the biggest
Samples
I live in the highest building in the city.
Meili has the longest hair in the class.
That swimming pool is the deepest one I’ve ever swam in.
We have the biggest field of all the high schools in town.
2a
Listen and number the facts [1-4] in the order you hear them.
_____ 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.
6,300 5,000 5,464 300
4
2
_____ 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, but it is the biggest country in Asia.
1
3
_____ 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.
Listen again and fill in the blanks in 2a with numbers in the box.
2b
6,300
5,464
6,300 5,000 5,464 300
4
2
_____ 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, but it is the biggest country in Asia.
1
3
5,000
300
Make conversations using the information in 2a.
2c
A: Did you know that China is one of the
oldest countries in the world
B: Yes, I did. It’s much older than my
country.
A: Did you know that Yangtze River is the longest river in China
B: Yes, I did. It’s 6,300 meters long.
A: Wow! That’s long!
A: Did you know that China has the biggest population in the world
B: Yes, I did. It’s a lot bigger than the population of the US.
A: Wow! That’s amazing!
2d
What is the conversation about
How long is the Ming Great Wall
It’s about a tour to the Ming Great Wall.
It’s about 8,850 kilomoters long.
中国的长城共有近一万公里，东起河北秦皇岛的山海关，西到嘉峪关，这是明代修筑长城的两个最大关口，北京境内的长城有600余公里，比较著名的有八达岭长城、金山岭长城、司马台长城、慕田峪长城、居庸关长城和箭扣长城等。
The Great Wall
慕田峪长城
1. China has the biggest population in the world.
population n. 人口；人口数量
The population of this city is six million．
这个城市的人口是600万。
The population of China is much larger than that of the USA.
中国的人口比美国的人口多很多。
population作主语的时候，谓语动词通常用单数形式；当主语是表示“人口的百分之几、几分之几”时，谓语动词用复数形式。
询问人口数量时要用“What’s the population of ... ”提问，而不用how many或how much等提问。
表示人口“多”要用large或big；表示人口“少”要用small。
1). The population of Shanghai is ___ than that of Guiyang.
A. smaller B. larger
C. less D. large
2). ---_____ is the population of the town
--- Over 20,000. And a third of the population _____
workers of the car factory.
A. What, are B. How many, are
C. What, is D. How many, is
B
A
3). —Which city has ______ population, Beijing,
Guiyang or Xingyi
—Xingyi, of course.
A. the largest B. the smallest
C. the most D. the least
4). ---______ the population of China --- 1.3 billion. Everyone knows China has the ______
population in the world. A. What are, most B. What is, largest C. How many are, most D. How many are, largest
B
B
2. Feel free to ask me anything on today’s Great Wall tour.
feel free是英语口语中一个常用表达。feel free to do sth.，让你无需拘束，只管按照自己的意愿去做某事。
A: Can I use your bathroom 我可以用一下你的卫生间吗？
B: Yes, feel free. 可以，请随意。
I am not hungry. Feel free to eat my apple.
我不饿。你想吃我的苹果就吃吧。 Feel free to contact me if you still need any help.
如果还需要帮忙，尽管联系我。
as far as I know是一个固定的表达方式，还可以说so far as I know，意思是“据我所知”。
3. As far as I know, there are no man-made objects as big as this.
As far as I know, Jack’s got twin sisters.
就我所知，杰克有一对孪生姐妹。
They’re not coming today, so far as I know.
他们今天不来了，就我所知是这样的。
As far as I know, he will be away for three months.
据我所知，他将离开三个月。
man-made satellite
人造卫星
Nylon is a man-made fibre.
尼龙是一种人造纤维。
man-made是合成形容词，类似的与-made合成的形容词还有： ready-made (现成的；做好的), hand-made(手工的), homemade (自制的), tailor-made(量体定制的)等。
man-made adj. 人造的，人工的，合成的
一、根据句意及首字母或汉语提示填写单词。
1．To p environment, we shouldn't throw rubbish everywhere.
2．It is dangerous to walk in the ___________(沙漠)．
3．As we know, China is a country in ________(亚洲)．
4．What is the _________________(人口)of China now
5．This room is 50 s meters in size.
protect
desert
Asia
population
square
二、用括号内所给单词的适当形式填空。
6．Spring Festival is the __________(big) festival in China. It is a
good time for family members to get together.
7．Sandy can sing as __________(good ) as Wendy.
8．It is one of ______________(old) buildings in the town.
9．He is the ___________(brave) boy of all the students.
10．Every year a lot of ___________(tour) go to Beijing to see the
Great Wall.
biggest
well
the oldest
bravest
tourists
四、根据汉语意思完成下列句子。
11．就我所知, 这个游泳池有20平方米。
____________________, this swimming pool is twenty square meters.
12．长城是世界上最古老的城墙之一。
The Great Wall is _____________________________walls in China.
13．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
14．撒哈拉是世界上最大的沙漠吗？
Is the Sahara ____________________________in the world
15．这条河比那条宽得多。
This river is ____________________than that one.
the biggest/largest desert
much wider
