人教新目标(Go for it)版八年级下Unit 7 What's the highest mountain in the world? Section A课件（21张ppt）

(共21张PPT)
What is your favorite subject
Can you guess what my favorite subject is
What can we learn in a geography class
geography
mountain
desert
river
lake
ocean
Unit 7
What's the highest mountain
in the world
Section A 1a-2d
学习目标
熟知Qomolangma, the Nile, the Caspian Sea, the Sahara, the Yangtze River, the Yellow River，square, deep, desert 等词汇。
掌握What’s the highest mountain in the world 和 One of +最高级+可数名词（复数）等句型及较大数字的读写方法。
能用比较级、最高级对事物进行比较。
能准确地用英语描述自然事物。
认识自然，了解自然，热爱自然。
Do you know these numbers
56 89 105 140 177
532 1,031 1,414
2,854 7,458 600, 000
671,840 745, 103 6,560,485
12.5 143.7 283.65
What do you know about the following number
8844.43 meters
Qomolangma is 8844.43 meters high.
It is the highest mountain in the world.
= It is higher than any other mountain in the world.
What do you know about the following number
6671 kilometers
The Nile is 6671 kilometers long.
It is the longest river in the world.
= It is longer than any other river in the world.
What do you know about the following number
1025 meters
The Caspian Sea is 1025 meters deep.
It is the deepest salt lake in the world.
= It is deeper than any other salt lake in the world.
What do you know about the following number
9,600,000 square kilometers
The Sahara is about 9,600,000 square kilometers in size.
It is the biggest desert in the world.
= It is bigger than any other desert in the world.
Pair work Talk about the following pictures.
A: What’s the highest/longest/deepest/largest…
B: ….
A: How high/long/deep/large is it
B: It’s…
Talk about two famous rivers in China
Can you say something about the rivers (每句1分）
The Yangtze River
The Yellow River
Summary
Qomolangma is 8844.43 meters high. It is higher than any other mountain in the world.
The Nile is 6671 kilometers long. It is the longest river in the world.
The Caspian Sea is 1025 meters deep. It is the deepest of all the salt lakes.
The Sahara is about 9,600,000 square kilometers in size. It is the biggest desert in the world.
The Yangtze River is one of the longest rivers in the world.
Let's relax.
Choose a number that you like, and try to finish the tasks.
1
2
3
4
5
6
1.请选择正确答案（2分）
I think she is ____ girl of all the girls.
A. beautiful B. more beautiful
C. most beautiful D. the most beautiful
D
2.请选择正确答案（1分）
. —How tall he is !
—Yes, he is ____ than any other student in his class.
A. tall B. taller C. tallest D. more tall
B
3.脑筋急转弯( 3分）
What’s the longest wall in the world
The Great Wall
4.对划线部分提问( 2分）
Qomolangma is 8,844.43 meters high
___ ___ is Qomolangma
How high
5.翻译句子( 4分）
中国的人口是多少？
What’s the population of China
6.请选择正确答案（3分）
One of ____ in the world is mountain climbing.
A. the most dangerous sport
B. the most dangerous sports
C. most dangerous sport
D. most dangerous sports
B
Remember the words of unit 7
Write down the language points.
注：优胜组免除第2项
Homework