Unit 7 第一课时 Section A (1a-2d)课件【大单元教学】人教版八年级英语下册

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COMPANY SLOGAN
人教版 英语（八年级下）
Section A（1a-2d）
Unit 7
What’s the highest mountain in the world
Lead-in
2
Pre-listening
3
While-listening
4
Content
Post-listening
5
Language points
6
Summary
7
Exercises
8
1
Learning objectives
文化意识
语言能力
思维品质
学习能力
1
Learning objectives
能学习并掌握：square, meter, deep, desert, population 等词汇;
熟练大数字的听说读写。
学会用比较等级谈论世界上地理和自然的特征。能听懂接近自然语速、熟悉话题的简单语段，识别主题，获取主要信息。
了解世界和中国地理知识，能条理清晰的分享你所知其他地理方面的知识。
让学生领略自然,了解世界之最、中国之最、家乡之最，激发学生热爱自然之情。
What is it
Where is it
Qomolangma
mountain
In China
Do you know how high it is
It’s about 8,800 meters high, the highest mountain in the world.
What is it
Where is it
the Nile
river
In Egypt
Do you know how long it is
It’s about 6,600 kilometers long, the longest river in the world.
What is it
Where is it
the Caspian
salt lake
between Europe and Asia
Do you know how deep it is
It’s about 1,000 meters deep, the deepest salt lake in the world.
What is it
Where is it
the Sahara
the Sahara
In Africa
Do you know how large it is
It’s about 9,600,000 square kilometers in size, the biggest desert in the world.
Qomolangma
The Sahara
The Caspian Sea
The Nile
about 9,600,000 square kilometers in size
1,025 meters deep
6,671 kilometers long
8,844.43 meters high
Match the facts you know.
1a
1,025
6,671
8,844.33
9, 600,000
one thousand and twenty-five
six thousand six hundred and seventy-one
eight thousand eight hundred and forty-four point four three
nine million six hundred thousand
Let’s read these numbers aloud!
1.Qmolangma 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
Listen and complete the sentences.
1b
A: What is the highest mountain in the world
B: Qomolangma.
A: How high is it
B：It is 8,844.3 meters high. It’s higher than any other mountain
in the world. It is the highest mountain in the world.
1c
Use the information in 1b to make conversations.
For example:
Let’s practice in pairs
__ 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
6,300 5,000 5,464 300
1
4
3
2
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.
__ 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.
2b
6,300 5,000 5,464 300
1
4
3
2
Listen again and fill in the blanks in 2a with the numbers in the box.
6,300
5,464
5,000
300
2c
Make conversations using the information in 2a.
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.
China America
River
Population
History
Size
Did you know that China has the biggest population in the world
Make conversations using the information in 2a.
Yes, I did. It’s a lot bigger than the population of the US.
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 parts of 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
2d
1. 长、宽、高、深、面积的表达方法
The river is 20 meters wide. = The river is 20 meters in width.
基数词 + 单位词 + 形容词（long, wide, high, deep等）
基数词 + 单位词 + in + 名词（length, width, height, depth, size等）
【拓展延伸】作定语时用合成词“数词 - 单位词单数 – 形容词”。
This 20-meter-long rope isn’t long enough to help climb the mountain.
Language points
6
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
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”。
The Pacific Ocean is larger than any lake in the world.
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)
population n. 人口；人口数量
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.
② 表示有多少人口时，用“have/has a population of + 数词”，或“the population of … is + 数词”。
China has a population of about 1.4 billion. = The population of China is about 1.4 billion.
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
④ 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.
类似的，表示 price（价格）高低，用 high 或 low，不能用 expensive 或 cheap；表示 temperature（温度）高低，用 high 或 low，不能用 hot 或 cold。
4. Feel free to ask me anything on today’s Great Wall tour. (教材 P50 2d)
tour n. & v. 旅行；旅游
tour在此处作可数名词，还可以作动词用。
They went on a tour around Europe last year. ( n.)
We toured Italy for our holiday last year. ( v.)
【拓展延伸】
tour (v.) + 后缀 -ist → tourist (n.) 旅行者；观光者
The tourists (n.) toured (v.) Hong Kong for holidays. They all enjoyed their tour (n.).
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声做某事。
e.g. A: Can I use your dictionary
我可以用一下你的字典吗？
B: Yes, feel free.可以，请随意。
5. Wow, that’s amazing. (教材 P50 2d)
amazing adj. 令人大为惊奇的；令人惊喜（惊叹）的
amazing一般用于修饰事物，amazed（感到惊奇的）常用于修饰人。 be amazed at 意为“对……感到惊讶”。
The amazing magic show made me feel so amazed.
I’m amazed at his rapid progress.
【拓展延伸】类似的以 -ing（令人……），-ed（感到……）结尾的形容词：
interesting/interested, surprising/surprised, relaxing/relaxed, moving/moved, tiring/tired, boring/bored, exciting/exited, …
6. 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〃 o
As far as I know, Mary is the youngest in her home.
就我所知，玛丽是她家最小的孩子。
Summary
7
1、能够使用正确的语言谈论地理现象
2、能够表达较大的数字，能在听力中听懂大数字表达；
3、能用尝试运用听到的比较级和最高级结构进行提问和回答
1.— ______ 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
2.— 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
一、单项选择
B
C
Exercises
8
3.____I know, more and more people in the world are
learning 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
二、根据句意及汉语提示写单词。
1．These elephants live in the east of ____ (亚洲).
2．Look! There are some pictures on the ____ (墙).
3．The Sahara is the biggest _______ (沙漠) in the world.
4．Paper making is one of the greatest inventions of ________ (古代的) China.
5．We should _______ (保护) animals because many of them are in danger.
Asia
wall
desert
ancient
protect
1.Hangzhou will be the third Chinese city to host the _______(Asia)
Games after Beijing and Guangzhou.
2.He wears sunglasses _______ (protect) his eyes against the strong sunlight.
3.Feel free _______ (ask) me anything on today’s Great Wall tour.
4.It’s _______ (amaze) for him ______(pass) the English exam this time.
5.A lot of _______(tour) went to China _______ (visit) the Great Wall every year.
三、用所给单词的适当形式填空。
Asian
to protect
to ask
amazing
to pass
tourists
to visit
6. That country is one of __________(rich) countries in the world.
7. I think Movie City has __________________ (comfortable) seat
in our city.
8. The Yangtze River is ____________ (long) river in China.
9. Wuhan is ____________ (hot) city in summer in China.
10. Which animal is ______________ (strong), horse, elephant or cow
the richest
the most comfortable
the longest
the hottest
the strongest
四、根据汉语意思完成下列句子。
1．这个房间约有30平方米。
The room is about 30 ____________．
2．中国是世界上最古老的国家之一。
China is one of _____________________ in the world.
3．张家界和桂林一样受游客欢迎。
Zhangjiajie is ____________________ Guilin with travelers.
4．随便问我关于长城的任何事情吧。
___________________ ask me anything about the Great Wall.
5．正如你所见到的，我的家乡已经发生了巨大的变化。
_______________________，my hometown has changed a lot.
square meters
the oldest countries
as popular as
Feel free to
As you can see
好好学习，天天向上！
Good, good study，day, day up!