资源简介

(共43张PPT)
Unit 7
What’s the highest mountain
in the world
1. To be able to catch numbers in listening and pronounce them;
2. To learn to compare facts by giving numbers;
3. To learn to talk about geography and nature.
Do you know the places Can you spell them
Qomolangma
The Nile
The Caspian Sea
The Sahara
Please describe the four places with these numbers.
6,671
9,000,000
8,848.86
six thousand, six hundred and seventy-one
eight thousand, eight hundred and forty-eight point eight six
nine million
1,025
one thousand and twenty-five
Qomolangma is 8,848.86 meters high.
The Nile is 6,671 kilometers long.
The Caspian Sea is 1,025 meters deep.
The Sahara is about 9,000,000 square kilometers in size.
Match the facts you know.
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
…8,848.86 meters high … 8,848.86米高
… meters high (long, wide…) ……米高（长，宽……)
e.g. The wall is 1.7 meters wide.
Mountain River Sea / Lake Desert
Feature
Most
Least
Do you know how to use adjectives to describe natural features
height
highest/tallest
lowest/shortest
length
longest
shortest
depth
deepest
shallowest
area
biggest
smallest
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
“the+序数词+最高级+单数名词” “第……最……的……”
“比较级+ than any other +单数名词”
“比其他任何一个……都……”
意义相当于最高级
形容词最高级结构: the +最高级
Find our all the sentences using comparisons.
A: What is the highest mountain in the world
B: Qomolangma.
A: How high is it
B: It’s 8,848.86 meters high.
Use the information in 1b to make conversations.
For example:
What’s the highest mountain in the world
Which is the deepest salt lake in the world
Which is the longest river in the world
What’s the largest/ biggest hot desert in the world
Which is the second longest river in the world
Geographical Facts
Qomolangma is higher than any other mountain in the world. It’s 8848.86 meters high.
The Sahara is the biggest desert in the world.
It is about 9,000,000 square kilometers in size.
The Caspian Sea is the deepest lake in the world.
It is 1,025 meters deep.
The Nile is the longest river in the world. It is 6,671 kilometers long.
Read the numbers and make sentences.
9,000,000
1,000
30,000
1,025
one thousand
thirty thousand
nine million
one thousand and twenty-five
6,671
six thousand, six hundred and seventy-one
I think our school has more than 1,000 students.
Maybe he will spend 1,000 yuan for his holiday.
Which is the largest number in the game
1,000 30,000 9,000,000 1,025 6,671
9,000,000 is the largest number of all. It’s larger than any other number.
Which is the smallest number in the game
The smallest number is 1,000. / 1,000 is the smallest number of all. It’s smaller than any other number.
Read the numbers and use them to make sentences.
6,300 5,000 5,464 300
Six thousand and three hundred
five thousand
five thousand four hundred and sixty-four
three hundred
6,300 is the biggest/largest number.
300 is the smallest number.
6,300 is a lot bigger than 300.
5,000 is almost as big as 5,464.
Listen and number the facts [1-3] in the order you hear them.
6,300 5,000 5,464 300
___ The Yangtze River is about _______ kilometers long and the Yellow River is _______ kilometers long.
___ China is over _______ years old. It has a much longer history than the US. The US is not even _______ years old.
___ China is bigger than than the US, and it is the biggest country in Asia.
3
1
2
6,300 5,000 5,464 300
___ The Yangtze River is about _______ kilometers long and the Yellow River is _______ kilometers long.
___ China is over _______ years old. It has a much longer history than the US. The US is not even _______ years old.
___ China is bigger than than the US, and it is the biggest country in Asia.
3
1
2
Listen again and fill in the blanks in 2a with the numbers in the box.
300
6,300
5,464
5,000
1—12: (记住每个单词)
13—19: -teen (thir-, four-, fif-, six-, seven-, eigh-, nine-)
20—90: -ty (twen-, thir-, for-, fif-, six-, seven-, eigh-，nine-)
21—99:
十位
_
个位
100, 200, ... 900:
one, two, … hundred
101—999:
one, two, … hundred and
__
个位
十位
__
_
个位
【小结】
多位数:
______ billion (十亿), ______ million (百万), _____ thousand, ______ hundred and
个位
十位
__
_
个位
__
Mike: Hi, I'm Mike. I'm from the United States.
Boy: Welcome to our class, Mike. 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 __________ countries in the world It's over 5,000 years old.
Mike: Yes, I did. It's __________ than my country — in fact, the United States is one of _____________ countries in the world. It's not even 300 years old.
Listen again and fill in the blanks.
the oldest
much older
the youngest
Boy: And China is ________ than the United States.
Girl: Yes, and it's __________ country in Asia. We also have some famous rivers. The Yangtze River is __________ river in Asia. It's about 6,300 kilometers long.
Mike: Wow! I didn't know that. I thought the Yellow River was _______.
Boy: No, the Yellow River is 5,464 kilometers long. But both rivers are very important to China.
the longest
longer
bigger
the biggest
“Did you know” is more polite than “Do you know” here.
This sentence means:
It’s OK if you didn’t know, because I can share the information with you.
(Then the person who is asked the question will not feel uncomfortable if he / she did not know. )
2. You might know, but it doesn’t matter because I can still share the information with you and we can talk about it more.
Did you know that China is one of the oldest countries in the world
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.
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 so long!
…
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.
Practice the dialogue with your partner. Then perform it in the class.
1. What’s the conversation about
2. How long is the Ming Great Wall
3. Why did the ancient emperors build the wall
4. Is Badaling part of the Ming Great Wall
Read the conversation and answer the questions.
It’s about 8,850 kilometers long.
Yes, it’s the most famous part.
The main reason was to protect their part of the country.
It’s about a tour to the Ming Great Wall.
5. What does the guide say about the wall
It’s quite tall and wide. / It’s the longest wall in the world. / The ancient emperors built it to protect their part of the country. / There are no man-made objects as big as this. / Badaling is the most famous part of the Ming Great Wall.
Now let’s talk about the Great Wall. The parts from the Ming Dynasty is about 8,850 kilometers long. This makes it ______________ in the world. The ancient emperors built it to ______________ their part of the country. It is quite ______________ and there are no other ______________ objects ______________ this. Badaling is the most famous part of the Ming Great Wall.
the longest wall
protect
tall and wide
man-made
as big as
Fill in the blanks according to the conversation.
1. Qomolangma is higher than any other mountain in the world. 珠穆朗玛峰比世界上任何其他山都高。
e.g. Peter比班里的其他任何同学跑得都快。
Peter runs faster than any other student in his class.
“比较级 + than + any other + 单数名词”
“比其他任何……都……”，表达了最高级的意义。
2. It’s much older than my country.
它比我的国家古老得多。
much + 比较级 “……得多”
much, even, a little, a lot等可修饰形容词比较级，表示程度。
e.g. Japan is a little larger than Germany in area.
日本土地面积只比德国大一点儿。
It is much colder today than it was yesterday.
今天比昨天冷得多。
【注意】very和quite只能修饰形容词或副词的原级，不能修饰其比较级。
3. Feel free to ask me anything on today’s Great Wall tour.
关于今天的长城之旅，请随意向我提问吧。
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事。
e.g. A: Can I use your bathroom
B: Yes, feel free.
protect v. 保护
protect ... from / against ... 保护……免受……
e.g. The sheepdog protects the sheep from / against danger.
4. The main reason was to protect their part of the country.
主要原因是为了保卫他们那部分的国土。
【链接】
protection n. 保护
常与from或against连用。
【语境应用】完成句子。
1) 你需要穿暖些以免着凉。
You need warm clothes to ________ you ____________ the cold.
2) 我正在写一份有关环境保护的报告。
I’m writing a report about the _________ _____ _____ ____________.
protection of the environment
protect
from / against
1) as far as I know = so far as I know 据我所知
as far as 就……，据……
常见搭配还有：
as far as I can see
据我所见；就我所能看到的；在我看来
as far as I am concerned 就我而言，据我所知
5. As far as I know, there are no other man-made objects as big as this.
据我所知，(世界上)没有和这个一样大的其他人工建筑物了。
e.g. As far as I know, John has no plans to join the army.
就我所知，John没有参军的打算。
As far as I can see, there’s only one way out.
就我所见，只有一条出路。
As far as I’m concerned, the whole idea is crazy.
就我而言，整个想法都是疯狂的。
2) man-made adj. 人造的
常见的类似合成形容词还有：
handmade 手工制作的
homemade 家庭制作的
machine-made 机器制作的
e.g. We only sell handmade bread and cakes, and homemade wine.
我们只卖手工制作的面包、蛋糕以及家酿葡萄酒。
_____________________ 随便(做某事)
_____________________ 就我所知
_____________________ 平方米
_____________________ 咸水湖
feel free (to do sth.)
as far as I know
square meters
salt lakes
Ⅰ. 根据语境，从方框中选择恰当的单词填空，注意形式变化。
wall, desert, deep, tour
1. Nick dug a(n) _______ hole and put a small tree in it.
2. Every year, many _______ go to Dali to see the beautiful
Erhai Lake there.
3. On the left and right _______ of our classroom are pictures
of great people, such as Shakespeare and Li Bai.
4. We took a map with us when we started our
journey across the _______.
deep
tourists
walls
desert(s)
Ⅱ. 根据对话内容，从方框中选择恰当的选项补全对话，其中有两项多余。
G
A: Hello, Zhang Ming. I'm going to Chengdu this weekend.
B: Really That's my hometown.
A: I know. (1)_______
B: I believe you'll love it.
A: (2)_______ For example, what's it famous for
A. Do you like pandas
B. I can't wait to see them.
C. Why are you going
there
D. Which place should I
visit
E. Can I see many pandas
there
F. Can you tell me more
about it
G. But it will be my first
time to visit it.
F
B: Sure. It's famous for hot pot and pandas. By the way, how long will you be there
A: Three days. (3)_______
B: You should go to the Chengdu Research Base. It's one of my favorite places.
A: (4)_______
B: Yes, you can. And the baby pandas are really cute.
A: Wow. (5)_______
B: And don't forget to try hot pot.
D
A. Do you like pandas
B. I can't wait to see them.
C. Why are you going
there
D. Which place should I
visit
E. Can I see many pandas
there
F. Can you tell me more
about it
G. But it will be my first
time to visit it.
E
B
I can
catch numbers in listening and pronounce them
learn to compare facts by giving numbers
talk about geography and nature
Preview Section A (3a – 3c).
Pronounce
1—100 with your partner.

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