资源简介

(共38张PPT)
Unit 7 What’s the highest mountain in the world
Section A (1a-2d)
Words & Expressions
square
meter
deep
desert
Asia
n.平方；正方形
n.米；公尺
adj.深的；纵深的
n. 沙漠
n. 亚洲
Words & Expressions
feel free
tour
tourist
wall
amazing
(可以)随便(做某事)
n. & v. 旅行；旅游
n. 旅行者；观光者
n. 墙
adj. 令人大为惊奇的；
令人惊喜（或惊叹）的
Words & Expressions
ancient
protect
wide
as far as I know
man-made
adj. 古代的；古老的
v. 保护；防护
adj. 宽的；宽阔的
就我所知
adj. 人造的
Key Sentences
1.Qomolangma is higher than any other mountain in the world.
2. It’s much older than my country.
3.Feel free to ask me anything on today’s Great Wall tour.
Lead in
Do you like geography
How much do you know about the world’s greatest (世界之最)
Geographical Facts
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 biggest desert in the world
Which is the second longest river in the world
Qomolangma
the Nile
the Caspian Sea
the Sahara
Match the facts you know.
1a
1a
Qomolangma
The Nile
The Caspian Sea
The Sahara
about 9,000,000 square
kilometers in size
1,025 meters deep
6,671 kilometers long
8,848.86 meters high
The Caspian Sea is 1,025 meters deep.
The Nile is 6,671 kilometers long.
Qomolangma is 8,844.43 meters high.
The Sahara is about 9,600,000 square kilometers in size.
One thousand
and
twenty-five
Six thousand
and
seventy-one
six hundred
Eight thousand
and
forty-four
eight hundred
point
four three
Nine million
and
six hundred thousand
Let’s read together!
1—12: (记住每个单词)
13—19: -teen (thir-, fif-, eigh-)
20—90: -ty (twen-, thir-, for-, fif-, eigh-)
21—99:
十位
_
个位
100, 200, ... 900:
one, two, … hundred
101—999:
one, two, … hundred and
__
个位
十位
__
_
个位
多位数:
______ billion (十亿), ______ million (百万), _____ thousand, ______ hundred and
个位
十位
__
_
个位
__
读时，将每三位数看做一个单位,自右向左依次为thousand千，million百万，billion十亿。
每个单位按百、十、个位向右读
其中百位到十位之间要加入 and。
小窍门
自右向左三逗分；
一逗千(thousand)
二逗百万(million)
三逗十亿(billion)
左右三位分开读；
百位十位and连。
Read!
Who is
the best
9,752.22
5,660,000,000
8,653,325
6,000,080,000
eight million, six hundred and fifty-three thousand, three hundred and twenty-five.
five billion, six hundred and sixty million.
nine thousand, seven hundred and fifty-two point two two.
six billion and eighty thousand.
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
1b
T: Yesterday, we learned some important geographical facts. I hope
you all still remember them. I'm going to test you now by asking
a few questions. First, what's the highest mountain in the world
Boy1: Qomolangma! It's higher than any other mountain in the world.
T: That's right. And who can tell me what the Sahara is
Girl1 : The Sahara is the bigget dessert in the world.
听力材料
T:Very good. And which is the deepest salt lake in the world
Girl2: The Caspian Sea is the deepest of all the salt lakes.
T: You're all so smart ! Now, for the last question, which is
the longest river in the world
Boy2: I know! The Nile is the longest river in the world.
Boy1: And the Amazon is the second longest river in theworld.
T: It seems that you know the answers to all my questions.
Good job !
Use the information in 1b to make conversations.
What is the highest mountain in the world
Qomolangma.
What is the _______ ______ in the world
The Sahara.
biggest
desert
1c
What is the deepest salt lake in the world
______________
The Caspian Sea
________________________
The Nile.
What is the longest river in the world
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 the US, and it is the biggest country in Asia.
3
2a
2
1
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 the US, and it is the biggest country in Asia.
2b
Listen again and fill in the blanks in 2a with the numbers in the box.
6,300
5,464
5,000
300
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 the oldest countries in
the world It’s over 5,000 years old.
Mike: Yes, I did. It’s much older than my country — in fact, the United
States is one of the youngest countries in the world.
听力材料
It’s not even 300 years old.
Boy: And China is bigger than the United States.
Girl:Yes, and it’s the biggest country in Asia. We also have some
famous rivers.The Yangtze River is the longest river in Asia. It’s
about 6,300 kilometers long.
Mike: Wow! I didn’t know that. I thought the Yellow River was longer.
Boy: No, the Yellow River is 5,464 kilometers long. But both rivers are
very important to China.
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.
2c
Chat with your friend
Did you know that China is the biggest country in Asia
Yes, I did.
Did you know that Yangtze River is the longest river in China
Yes, I did. It’s about 6,300 kilometers long.
2d
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
可以随便做某事
n.旅行
这使它成为世界上最长的墙。
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.
protect from/against保护...免受...
据我所知
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。
例：She is thinner than any other student in her class.
＝She is the thinnest in her class.
2. It’s much older than my country.
much +比较级 : “……得多”
在形容词比较级前可以用much, even, a little, still, a lot, less等修饰词表示程度。
例： Tom is much taller than Sam.
3. Feel free to ask me anything on today’s Great Wall tour.
tour n. & v. 旅行；旅游
tour在此处作可数名词，还可以作动词用。
例：They went on a tour around Europe last year. ( n.)
例：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
例：The tourists (n.) toured (v.) Hong Kong for holidays.
例: They all enjoyed their tour (n.).
4.Wow, that’s amazing.
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”。
例：The amazing magic show made me feel so amazed.
例：I’m amazed at his rapid progress.
amazing adj. 令人大为惊奇的；令人惊喜（惊叹）的
5.The main reason was to protect their part of the country.
protect v. 保护；防护
作及物动词, protect… against/from…“保护…免于…”
protection作不可数名词，意为“保护；防卫”。
例:He wears sunglasses to protect his eyes against/from the strong sunlight.
例:It’s parents’ duty to provide protection for their children.
Exercise
一、按要求完成句子。
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
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. 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)
4. Li Lei jumped ___________ than Jim. (far)
busy
the most careful
largest
二、完成句子。
farther
5. The busier he is, the ____________ he feels. (happy)
6. I think Mingming is one of ______________ basketball players in the club. (hot)
happier
the hottest
Homework
1. Read and recite the conversation in 2d.
2. Do the exercises in students’ book.
Thanks

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