(共26张PPT)
Unit 7 What’s the highest
mountain in the world
Section A 1a-2c
人教版八年级下册
Unit 7 What’s the highest
mountain in the world
Section A 1a-2c
Qomolangma
[ t m lɑ m ]
The world’s famous geographical sites.
the Nile
地理位置
the Caspian Sea
[ k spi n]
the Sahara
[s hɑ r ]
The world’s famous geographical sites
6,671
six thousand six hundred and seventy-one
9,600,000
nine million six hundred thousand
1,025
one thousand and twenty-five
8,844.43
eight thousand eight hundred and forty-four point four three
Can you read these large numbers
How can we read large numbers
789
654
321
21
7 8 9 , 6 5 4 , 3 2 1 . 2 1
thousand
point
million
9,600,000
square kilometers/km in size
What geographical sites are the numbers about
8,844.43
meters high
Qomolangma
1025
The Caspian Sea
meters deep
The Nile
6,671
kilometers long
The Sahara
The Nile
Qomolangma
The Caspian Sea
The Sahara
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
Listen and complete the sentences.
1c
Use the information in 1b and 1a to make conversations.
A: What is the highest mountain in the world
B: Qomolangma.
A: How high is it
B: It’s 8844.43 meters high.
Pair work
Qomolangma is 8,844.43 meters high.It is higher than any other mountain in the world.
Use the information in 1a and 1b to make statements
Qomolangma is 8,844.43 meters high.It is higher than any other mountain in the world.
The Caspian Sea is 1,025 meters deep
It is the deepest of all the salt lakes.
Use the information in 1a and 1b to make statements
The Nile is 6,671 kilometers long.
It is the longest river in the world.
The Sahara is about 9,600,000 square kilometers in size.
It is the biggest desert in the world.
Use the information in 1a and 1b to make statements
How Much Do You Know About China
It’s over 5,000 years old.
How old is China
How Much Do You Know About China
What’s the longest river in China
The Yangtze River.
Listen to the conversation and answer questions.
How Much Does Mike Know About China
1.Where is Mike from
2.Does he know a lot about China.
He’s from the US.
No. But he wants to know a bit more about China.
While-listening
Match the facts with the key words.
population size rivers history
___ 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, but it is the biggest country in Asia.
rivers
population
history
size
2b
Listen and fill in the blanks in 2a with the numbers in the box.
6,300
5,464
5,000
300
6,300 5,000 5,464 300
2a
Make comparisons between China and the US using the information in the conversation. And then make a statement.
History
Population
Size
Group work
How Much Do You Know About Longhu Mountain
What size is the Longhu Mountain Resort(度假胜地）
It’s about 200 square kiometers in size.
How Much Do You Know About Longhu Mountain
How Much Do You Know About Longhu Mountain
Tianmen Mountain
Xiangbi Mountain
How Much Do You Know About Longhu Mountain
There are 99 peaks（山峰）, 24 cliffs（悬崖）, 108 natural and cultural scenic spots. Please surf the Internet and compare them.
1.Read large numbers and describe facts about geographical sites.
2.Talk about geography and nature.
3.Compare facts about the world.
Summary
Homework
1.Make conversations using the information in 2a.
2.Surf the Internet about the more information of Longhu
Mountain Resort, and compare the facts about the scenic spots.
Homework
谢谢
21世纪教育网（www.21cnjy.com)
中小学教育资源网站
兼职招聘：
https://www.21cnjy.com/recruitment/home/admin中小学教育资源及组卷应用平台
Unit 7 What’s the highest mountain in the world
Section A (1a-2c)
一、教学目标
1. 听懂并掌握下列词汇：
square, meter, deep, desert, population, Asia.
2. 熟练运用形容词的比较级、最高级（Comparatives and superlatives with adjectives）。
3. 能听懂并谈论地理与自然的句型：
What’s the highest mountain in the world
4. 能正确表达较大的数字（large numbers）。
5. 了解我国和世界的一些“自然地理之最”。
6. 培养学生亲近自然，关爱自然，保护自然的情感态度价值观。
二、教学重点及难点
重点：
1. 听懂并掌握下列词汇：square, meter, deep, desert, population, Asia.
2. 熟练运用形容词的比较级、最高级（Comparatives and superlatives with adjectives）。
难点：正确表达较大的数字（large numbers）。
三、教学准备
教学课件、课本中涉及到的著名景点的图片。
学生课前预习。
四、教学过程
Task 1
Step 1 Warming-up
Watch and learn
T: Hello, boys and girls. Today we’ll start to learn Unit 7—What’s the highest mountain in the world First let’s enjoy a video and answer a question. What can you see in the picture, a mountain or a river
设计意图：通过让学生看视频引出本单元的主要话题，激发学生学习兴趣的同时，并通过问答的方式提出问题,导入新课。
Step 2 Presentation
Look and learn
1. T: Now we’ll see four pictures which show different geographical sites around the world. The first one is the world’s highest mountain—Qomolangma (pronounce Cho-mo-lung-ma).
2. T: What’s this picture of Yes, it’s of the Nile. Do you know it’s the longest river in the world
3. T: We can see a sea in this picture. But it’s not a sea, it’s just a lake. It’s called the Caspian Sea, the world’s largest and deepest salt lake.
4. T: Who knows where it is It’s the Sahara. It’s the largest desert in the world.
设计意图：引导学生认知四个“自然地理之最”的相关知识，为下文的数据学习奠定基础。
Look and learn
T: Here’re four numbers. Can you read now
设计意图：训练学生对较大数字的正确读法。
Look and learn
T: How can we read large numbers First, let’s read 789, 654,321,21. When we put the four numbers into one, how can we read it Remember to say million ,thousand and point.
设计意图：通过直观地将百位数组合方式呈现大数字的读法，学生一目了然，使得大数字朗读变得更容易。
Look and learn
T: Let’s look at the four numbers again, and what are they about
T: Yes, it’s about Qomolangma. How high is Qomolangma
设计意图：通过与四个地理位置相关数字，导入度量学习，再一次对本课难点大数字读法进行巩固复习，又在恰当时机引出度量的学习。
Step 3 While-listening
Work on 1b
Listen and complete
T: Here’re also four sentences about these four geographical sites. We’ve known the Sahara is a desert. Now you can read one by one. And then you’ll listen to the conversation and complete them.
设计意图：引导学生结合听的内容熟悉比较级和最高级结构的含义和具体用法。
Step 4 Post-listening
Work on 1c
Make conversations
T: Now it’s time for you to make conversations. You can refer to the information in 1b. At last some pairs of you will show your conversations here.
设计意图：让学生结对操练，通过模仿听力中大数字的用法，口头说出大数字，并用这四个地方的相关信息进行控制性的语言操练。
T:Use the information in 1a and 1b to make statesmates.
设计意图：引导学生将1a、1b中关于同一个地方的信息在一起说出来。这样，学生对这四个地方的表述就相对完整。
Step 5 Pre-listening and lead in
T: We’ve learned a lot about the world’s famous places. How much do you know about our own countries Let’s watch a cartoon and anwer two questions.
设计意图：引导学生借助我国人口、历史、河流的话题内容，将学生带入我们自己的地理与人文语境中。
Read and match
T: Next, read the four sentences in 2a and understand what they are about. Then match the sentences with the key words.
设计意图：通过句子和关键词匹配，帮助学生预测听力材料背景和内容的能力，进一步降低听力难度。
Step 6 While-listening
Listen and fill in the blanks
T: You will listen to the conversation and fill in the blanks with the numbers in the box.
设计意图：锻炼学生能够通过听获取地理知识中的一些重要数据及与之相关的文化信息的能力，将学生带入我们自己的地理与人文语境中。
Step 7 Post-listening
Make comparisons
T: Now I’d like you to make comparisons about the history, population and the size of China and the US.
设计意图：锻炼学生运用比较级和最高级结构进行陈述的能力，输出听力内容。
look and discuss
T: There is a great place of interest near here. It’s not more than 20 kilometers away from our town. Do you know where is it Yes,it’s Longhu Mountain.
T: How much do you know about it
T：What size is the Longhu Mountain Resort It’s about 200 square kilometers in size.
设计意图：让学生对家乡风景名胜更多了解，培养学生亲近自然，关爱自然，保护自然的情感态度价值观。
Think and surf the Internet
T: There are 99 peaks（山峰）, 24 cliffs（悬崖）, 108 natural and cultural scenic spots. Please surf the Internet and compare them.
设计意图：通过列举龙虎山景点，提高学生学习兴趣。
Step 4 Summary
1.Read large numbers and describe facts about geographical sites.
2.Talk about geography and nature.
3.Compare facts about the world.
设计意图：巩固学生对本课时内容的掌握。
Step 5 Homework
1.Make conversations using the information in 1b.
2.Surf the Internet about the more information of Longhu Mountain Resort, and compare the facts about the scenic spots.
设计意图：布置适合每个学生有梯度作业，课后拓展提高。
五、板书设计
Unit 7 What’s the highest mountain in the world
Section A (1a-2c)
Qomolangma is 8,844.43 meters high.
The Caspian Sea is 1,025 meters deep.
The Nile is 6,671 kilometers long.
The Sahara is about 9,600,000 square kilometers in size.
China has a much longer history than the US.
The population of China is much larger than that of the US.
China is almost as big as the US in size
