(共31张PPT)
Unit 7
What's the highest mountain in the world
Section A 1a-2c
square
meter
deep
desert
population
Asia
feel free
tour
n. 平方；正方形
n. 米；公尺
adj. 深的；纵深的
n. 沙漠
n. 人口；人口数量
n. 亚洲
(可以)随便(做某事)
n.&v. 旅行；旅游
Words and expressions
tourist
wall
amazing
ancient
protect
wide
as far as I know
n. 旅行者；观光者
n. 墙
adj. 令人大为惊奇的；令人惊喜的
adj. 古代的；古老的
v. 保护；防护
adj. 宽的；宽阔的
就我所知
Words and expressions
Do you know these famous places in the world
Qomolangma
the Nile
the Caspian Sea
the Sahara
['t m lɑ: m ]
[s 'hɑ:r ]
['k spi n]
[na l]
珠穆朗玛峰是世界海拔最高的山峰，高度为8844.43米。
Qomolangma
the Nile
尼罗河长6671千米，是世界上最长的河流。
the Caspian Sea
里海虽称海，但却是一个巨大的内陆咸水湖，是世界上最大的湖泊。
the Sahara
撒哈拉沙漠形成于约250万年前，是世界上最大的沙质荒漠。
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
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
Match the facts you know.
1a
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
1b
听关键词，可以忽略听不懂的结构。
比较级+than any other+可数名词单数
“……比其他任何一个……都……”，指
同一范围内的比较，表达最高级的意义。
比较级+ than any +可数名词单数
“……比任何一个……都……”，指不
在同一范围内进行比较。
Use the information in 1b to make conversations.
A: What is the highest mountain
in the world
B: Qomolangma.
1c
A: What is the biggest desert in the world
B: Sahara.
A: What is the deepest salt lake in the
world
B: Caspian sea.
A: What is the longest river in the world
B: Nile.
Language points
1. Qomolangma is higher than any other
mountain in the world.
比较级+ than any other +可数名词单数
=比较级+ than the other +可数名词复数
用形容词的比较级表示最高级。
意为“……比其他任何一个……都……”
例：尼罗河比世界上其他任何一条河都长。
The Nile is longer than any other river in the world.
=The Nile is longer than the other rivers in the world.
=The Nile is the longest river in the world.
辨析
“……比任何一个……都……”，
指不在同一范围内进行比较。
“……比其他任何一个……都……”，
指在同一范围内进行比较。
比较级+ than any other +可数名词单数
比较级+ than any +可数名词单数
翻译
China is larger than any other country in Asia.
中国比其他任何一个亚洲国家都大。
（中国属于亚洲）
China is larger than any country in Africa.
中国比任何一个非洲国家都大。
（中国不属于非洲）
____ 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 and number the facts [1-4] in the order you hear them.
2
4
2a
6,300 5,000 5,464 300
____ 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.
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 blank in 2a with the numbers in the box.
6,300 5,000 5,464 300
2b
2
4
6,300
5,464
____ 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.
1
3
5,000
300
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.
Make conversations using the
information in 2a.
2c
Language points
1. China has the biggest population in the world.
population 集体名词，“人口；人口数量”，
无复数形式。
作主语时，谓语动词用第三人称单数形式。
the population of “……的人口数量”，
同义短语 … has a population of …。
人口“多” 用 large 或 big 来修饰；
人口“少” 用 small 来修饰。
分数或百分数修饰 population 作主语时，谓语动词用单复数形式均可。
拓
展
询问人口数量：
What’s the population of …
How large is the population of …
不能用how many，how much提问。
2. China is almost as big as the US, but it is the
biggest country in Asia.
not as / so + 形容词或副词的原级 + as
“和……不一样；与……不同”。
as + 形容词或副词的原级+ as “和……相同； 与……一样”， 用于同级之间的比较。
3. Did you know that China is one of the oldest countries
in the world
宾语从句表示的内容是客观事实、真理或自然现象等，从句要用一般现在时。
He told me that the earth is larger than the moon.
例：他告诉我地球比月球大。
主句
that 引导的宾语从句
～～～～～～～～～～～～～～～～～～～
～～～～～～～
1. It is … meters high (long, wide…).
2. What’s the population of ...
3. much, even, a little, still, a lot, less+形容词比较级
4. as far as I know…
as / so far as I can remember / I can tell / I can see
as far as 远至
5. 合成词man-made
Summary
English-Chinese
square, meter, desert, population, Asia, wall
Chinese-English
深的；随便；旅行；旅行者；令人大为惊奇的；古代的；保护；宽阔的；就我所知
Dictation
The Yangtze River is__________________ river in the world. (第三长河）
2. The Atlantic is __________________
ocean in the world. ( 第二大洋）
the third longest
the second biggest
I. 根据提示完成句子。
Exercises
3. Lin Tao is ___________________________
in the class because he never gets to school on time. （最懒的学生之一）
4. Edison was ____________________________
in the world. (最伟大的发明家之一）
one of the laziest students
one of the greatest inventors
