人教版八年级下册Unit7 What’s the highest mountain in the world？Section A (1a－2d)课件(共16张PPT，内嵌音频)

(共16张PPT)
Unit 7　What’ s the highest mountain in the world？
Section A (1a－2d)
一
学习目标
【知识目标】
Important words: square, meter, deep, desert, population，Asia, tour, tourist, wall, ancient, protect, wide
Important phrases: the population of…, as far as I know, feel free
Important sentences：
1. Qomolangma is 8,844.43 meters high.
2. It's higher than any other mountain in the world.
3. As far as I know, there are no man made objects as
big as this.
【能力目标】
通过问题探索信息，提高听力和口语表达能力。
【情感目标】
通过谈论世界之最了解自然环境。
二
教学过程
自主学习
根据句意及首字母提示完成句子。
1. The Sahara is about 9,600,000 s____ kilometers in size.
2. It's about 2,000 m____ from my home to my school.
3. The lake is d____. You mustn't swim alone in it.
4. Li Shizhen was a famous doctor in a____ China.
5. It's our duty to p____ the wild animals around us.
Do you know what is the highest mountain in the world
Where is it
How tall is it
What else do you know about it
Lead—in
Match the facts you know.
1a
Qomolangma about 9,600,000 square kilometers in size
The Sahara 1,025 meters deep
The Caspian Sea 6,671 kilometers long
The Nile 8,844.43 meters high
Listen and complete the sentences.
1b
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
1c
Use the information in 1b to make conversations.
A: What is the highest mountain in the world
B: Qomolangma.
What is the longest river in the world
The Nile.
What is the biggest desert in the world
The Sahara.
2a
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.
4
2
1
3
Listen again and fill in the blanks in 2a with the numbers in the box.
2b
6,300 5,000 5,464 300
___ 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.
4
2
1
3
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.
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
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.
三
反馈练习
一、选择下列恰当的单词并用其适当形式补全句子, 每词限用一次。
deep, protect, tourist, wide, population
1. These American _________ are all interested in the Summer Palace.
2. —How _________ is this lake
—About 30m. But I’ m not sure.
3. —The ___________ of this city is 80, 000, 000.
—Wow, so many people!
4. This river is 30m long and 12 m _________.
5. Everyone should try their best to _________ our environment.
tourists
deep
population
wide
protect
二、根据汉语意思完成英语句子，每空一词。
1. 孩子们，桌子上的东西随便吃！
Children, ____ ___ to eat anything on the table!
2. 在所有湖中哪一个最大？
Which one is the biggest __ __ ___ _____
3. 他迟到了，主要原因是他起晚了。
He was late and the ____ ______ was that he got up late.
4. 那堵墙大约10米长。
The ____ is about ten ______ long.
5. 就我所知，他喜欢下棋。
___ ___ __ __ ____ , he likes playing chess.
feel free
of all the lakes
main reason
wall meters
As far as I know