Unit 7 What's the highest mountain in the world？ Section A 1a-2d 课件(共48张PPT)

(共48张PPT)
Unit 7
What’s the highest mountain in the world
人教版八年级英语下册
Section A 1a-2d
What’s the highest mountain in the world
How high is it
Qomolangma is the highest mountain in the world.
It is 8,844.43 meters high.
Free talk
What do you know about the following numbers
1,025 meters deep
The Caspian Sea
What do you know about the following numbers
6,671 kilometers long
The Nile
What do you know about the following numbers
9,600,000 square kilometers in size
The Sahara
To learn to compare facts.
To learn to express large numbers.
To learn to talk about geography and nature.
To learn new words: square, meter, deep, desert, population, Asia, tour, tourist, wall, ancient, protect, wide…
Objectives
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
Language Goal:
Talk about geography and nature
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
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.
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
____ 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
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
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.
Role-play the conversation
Tourist 1
Tourist 2
Tourist 3
The Great Wall is about 8, 850 kilometers long. This makes it the longest wall in the world.
...
...
1. population
population意为“人口数量”，谓语动词要用单数形式。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。
Language points
这个城市的人口是600万。
The population of this city is six million．
中国的人口比美国的人口多很多。
The population of China is much larger than that of the USA.
2. man-made
为合成形容词，意为“人造的”。英语中像这样与-made复合而成的形容词还有：handmade(手工制作的)、homemade (家庭制作的)、machine-made (机制的)等，用以描述产品的生产或制造手段、特点等。
这种鱼都是自家做的。
This kind of fish is homemade.
3. Feel free to ask me anything on today’s Great Wall tour.
在今天的长城游中，大家尽管问我任何问题，不
要拘束。
feel free是英语口语中一个常用表达。若有人让
你feel free to do something，就是让你无需拘束，
只管按照自己的意愿去做某事。e.g.
A: Can I use your computer
我可以用一下你的电脑吗？
B: Yes, feel free.可以，请随意。
4. As far as I know, there are no man-made objects
as big as this.
据我所知，再没有像它这样大的人造物体了。
as far as I know（红色字体） 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”。
As far as I know, China is a very large country.
就我所知，中国是一个非常大的国家。
They are very excited, so far as I know.
他们特别激动— 就我所知是这样的。
5. Qomolangma is 8,844.43 meters high.
It is … meters high (long, wide…).
它……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。
这座山高三千多米。
The mountain is more than three thousand meters high.
它离我们只有三十八万公里。
It is only 380,000 kilometers away.
这座绿色长城长7,000公里。
排版The Green Great Wall is 7,000 kilometers long.
much higher 意为“高得多”。在形容比较级前还可以用much, even, a little, still ,a lot, less等修饰词表示程度。
6. It’s much older than my country.
比我的国家更古老。
他比我跑得更快。此页排版
He runs even faster than I.
日本土地面积只比德国大一点儿。
Japan is a little larger than Germany in area.
7. the Ming Great Wall 明长城
“明长城”是指明朝时期为了防御北方游牧民族的骚扰，历时一百多年在北部地区 修筑的军事防御工程。这段长城东起辽宁虎山，西至甘肃嘉峪关，从东向西横贯多个省、 直辖市、自治区，全长约8850千米，是现存历代长城遗迹中最完整、最坚固的。
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
1. This bike is more expensive than that bike.
That bike is _____ __________ than this
bike.
That bike is ________ _______ this bike.
That bike is not ____ __________ ___ this
bike.
less
expensive
cheaper
than
as
expensive
as
II. 同义句转换。
2. I prefer maths to English.
I like maths __________________ English.
better than
3.He is the tallest student in the class.
He is _______________________________
in the class.
taller than any other student
any other + 名词单数
1. Hainan is a very large Island .It is the second
_________ island in china. (large)
2. Our teacher is as ___________ as before.
(busy).
3. He is _________________ among us. (careful)
busy
the most careful
largest
III. 完成句子。
4. Li Lei jumped ___________ than Jim.
(far)
5. The busier he is, the ____________ he feels.
(happy)
6. I think Mingming is one of ______________
basketball players in the club. (hot)
farther
happier
the hottest
IV. 翻译下列句子。
1.据我所知，他将外出三个月。
As far as I know he’ll be away for
three months.
2.这条河长三百米。
This river is 300 meters long.
3.这个省份的人口有一千万。
The population of this province is ten
million.
V. 写出下列单词的比较级和最高级。
1. good
2. comfortable
3. big
4. happy
5. cheap
6. many
7. difficult
8. little
1. good
2. comfortable
3. big
4. happy
5. cheap
6. many
7. difficult
8. little
better best
more ～ most ～
bigger biggest
happier happiest
cheaper cheapest
more most
more ～ most ～
less least
1. Lily gets up __________ (early) than Lucy.
2. Which goes ______________ (slowly), Tom
or Jim
3. This book is __________________
(interesting) than that one.
earlier
more slowly
more interesting
VI. 根据所给词的适当形式填空。
4. She works _____________________
(careful) in her school.
5. Who goes to bed _________ ，(late) Jim, Tom or Jack
6. I think turkey is ____________________
(delicious) of all.
the most carefully
latest
the most delicious
U7 S -
（2019·遂宁）
Shanghai is one of ____ in the world．
A. the biggest cities B．biggest cities
C．the biggest city D．bigger cities
【解析】句意：上海是世界上最大的城市之一。
big最高级为biggest, 其前应该加the, 又因为
one of...后面的名词应该用复数。故选A。
中考链接
A
U7 S -
（2019·重庆A卷）
Nobody worked the math problem out. It was ____ one of all.
A. easier B. the easiest
C. more difficult D. the most difficult
【解析】句意：没人算出那道数学题。它是所有
的题中 _____一个。由上句可知，该题很难，又
由of all可知，它是最难的。故选D。
D
1.Practice with your classmates to
speak and write large numbers.
2.Write some number cars and put
them in your room. Whenever you
see, read them quickly.
Homework