人教新目标版八下Unit 7 What's the highest mountain in the world? Section A 1a-2b课件（16张PPT）

(共16张PPT)
人教版八年级英语下册
Unit 7 What’s the highest mountain
in the world？
Section A1a__2b
unit7 words
1.square n. 平方 2.meter n 米
3.deep adj 深的 4desert n 沙漠
5. population n 人口 6 Asia n 亚洲
7 .Qomolangma珠穆朗玛峰8 the Nile 尼罗河
9 .the Caspian Sea 里海10 the Sahara 撒哈拉漠
The world’s highest mountain .
How high is it
It is 8,844
meters
high.
Qomolangma
The world’s deepest salt lake
The Caspian Sea
How deep is the lake
It is 1,025 meters deep.
The Nile is 6671 kilometers long.
It is about 9,600,000 square kilometers in size.
Sahara
归纳句型： It’s 8,844 meters high. 它有8,844.43米高。
It is … meters high (long, wide….) 。它是多少米高（长,宽……)。
“有多长（宽，高……）”时， 将数词和数量单位放在表示长宽高的形容词前。
翻译句子
1.这张桌子两米长，一米宽。
. , 这座山有1500米高。
3.这栋楼120米高。
4.这本字典有五厘米厚。
5.这个湖有1025米深。
The table is two meters long and one meter wide.
The mountain is 1,500 meters high.
The building is 120 meters tall.
The dictionary is five centimeters thick.
The lake 1,025 meters deep.
2
1b1.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 deepest
the biggest
the longest
合作探究：1C 用1b的信息做对话。
可以谈论最高的山，最大的沙漠，最长的河， 最深的盐湖。每组报告一个对话。例子如下：
A: What is the highest mountain in the world
B: Qomolangma.
2a Listen and number them.
_4____The Yangtze River is about ______kiometers long and the Yellow River is ________kiometers long.
_2____China has the biggest population in the world.It's a lot bigger than population of the US.
_1____China is over ______yearsold. It has a much longer history than the US. The US is not even _____years old.
_3___China is almost as big as the US.
2b Listen and fill in the blank
1.China is over ______yearsold. It has a much longer history than the US. The US is not even _____years old.
2.The Yangtze River is about ______kiometers long and the Yellow River is ________kiometers long.
5000
300
6300
5464
合作探究：数的读法：
1. 300
2. 3,000
3. 36,600
4. 37,000
谢谢大家的聆听！ 感谢二年五班同学们的配合！