Unit 7 what's the highest mountain in the world SectionA 1a-1c 课件(共29张PPT)2023-2024学年人教版英语八年级下册

(共29张PPT)
人教新目标Go For It八年级英语下册
Unit7 what's the highest mountain in the world SectionA 1a-1c
Teaching goals
(教学目标)
知识与技能：学生能够掌握较大数字的表达；能够熟练运用形容词和副词的比较级、最高级。通过比较，了解中国及世界的地理知识。
情感态度：通过对世界的一些“自然地理之最”的了解，更加热爱大自然。
学习策略：通过文字和图片预测听力的具体内容。
Analysis of Teaching Meterials
（教材分析）
1a：视觉输入，通过主题图导入整个单元的语境与话题；引入本节课的重点词汇以及如何用含有大数字的度量结构表达地理信息。
1b：通过听力输入本单元的目标语言；巩固重点词汇和复习比较级和最高级结构。
1c：让学生结对操练，利用大数字和相关信息进行控制性语言操练。
各环节之间的联系：
导入----听力输入----语言输出
The important thing in life is to have a great aim, and the determination to attain it
Let's enjoy the beauty of the world.
( fight)
Would you mind not......
Sorry, I will..../ I won't...
The important thing in life is to have a great aim, and the determination to attain it
Are you a good helper at home
你是家庭小帮手吗？
---Would you mind cooking dinner
---No, not at all.
Sorry, I’ll do it right away.
The important thing in life is to have a great aim, and the determination to attain it
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
Match the facts you know.
1a
The important thing in life is to have a great aim, and the determination to attain it
Which is the highest mountain in the
world
Which is the longest river in Asia ... …
Talk about these pictures in pairs.
The important thing in life is to have a great aim, and the determination to attain it
The longest river in Asia.
The Yangtze River
Do you know that the Yangtze River is the longest river in Asia
Yes, it is 6,300 kilometers long.
The important thing in life is to have a great aim, and the determination to attain it
Boy 2:
“the+序数词+最高级+单数名词+in…”表示“是……中的第几……”
Boy 1:
Teacher:
I know! The Nile is the longest river in the world.
And the Amazon is the second longest river in
the world.
It seems that you know the answers to all my
questions. Good job!
The important thing in life is to have a great aim, and the determination to attain it
Teacher: Very good. And which is the deepest salt
lake in the world
Girl 2:
Teacher:
The Caspian Sea is the deepest of all the salt
lakes.
You’re all so smart! Now, for the last question,
which is the longest river in the world
The important thing in life is to have a great aim, and the determination to attain it
Would you mind not playing the computer games
Not at all. I’ll stop it right away.
The important thing in life is to have a great aim, and the determination to attain it
drawing on the desk
Would you mind not…？
The important thing in life is to have a great aim, and the determination to attain it
The table is _____________.
这张桌子有一米长。
The field is about
________________________.
这块地的面积约有三平方公里。
The well is _______________.
这口井有十二米深。
The mountain is _______________.
这座山高1025米。
1 meter long
3 square kilometers in size
12 meters deep
1025 meters high
one
one thousand and twenty-five
and say
twelve
three
The important thing in life is to have a great aim, and the determination to attain it
1b
meter
kilometer
square kilometer
1
11
101
3
12
1025
go
The important thing in life is to have a great aim, and the determination to attain it
Would you mind not talking so loud
Sorry,
I won’t do it again.
If you see the boy talking in the library,
what will you say to him
mind not doing sth.介意不要做某事
The important thing in life is to have a great aim, and the determination to attain it
arrive late for class
Would you mind not…？
The important thing in life is to have a great aim, and the determination to attain it
8,850
5,000
8844.43
5,464
300
What are they
Qomolangma
mountain
river
desert
salt lake
the Nile
the Caspian Sea
the Sahara
The important thing in life is to have a great aim, and the determination to attain it
Do you know anything else about them
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
The important thing in life is to have a great aim, and the determination to attain it
1c
Would you mind not doing…
smoke
Take photos
Make a call
Play basketball
sorry ,I won’t do it again.
I’ll stop it right away.
The important thing in life is to have a great aim, and the determination to attain it
8,850
5,000
8844.43
5,464
300
Where are they
Qomolangma
China
Egypt
Africa
between Europe and Asia
the Nile
the Caspian Sea
the Sahara
The important thing in life is to have a great aim, and the determination to attain it
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
The important thing in life is to have a great aim, and the determination to attain it
Let’s make a conversation.
What is …
The Nile
The Sahara
The Caspian Sea
Qomolangma
The important thing in life is to have a great aim, and the determination to attain it
Practice in pairs like this:
A: Which is the … in the …
B: …
Practice
The important thing in life is to have a great aim, and the determination to attain it
Language points
1. 长、宽、高、深、面积的表达方法
The river is 20 meters wide. = The river is 20 meters in width.
基数词 + 单位词 + 形容词（long, wide, high, deep等）
基数词 + 单位词 + in + 名词（length, width, height, depth, size等）
【拓展延伸】作定语时用合成词“数词 - 单位词单数- 形容词”。
This 20-meter-long rope isn’t long enough to help climb the mountain.
The important thing in life is to have a great aim, and the determination to attain it
A: How high is Qomolangma
B: It’s 8,844 meters high.
A: How deep is the Caspian Sea
B: It’s 1,025 meters deep.
A: How long is the Nile
B: It’s 6,671 kilometers long.
A: How big is the Sahara
B: It’s about 9,600,000 square kilometers in size.
The important thing in life is to have a great aim, and the determination to attain it
Qomolangma is higher than any other mountain in the world.
该结构意为“比其他任何一个……都……”，指同一范围内比较，表示最高级含义。
She is thinner than any other student in her class. = She is the thinnest in her class.
other必不可少，用以将主语从比较对象中排除，避免逻辑矛盾。
比较级 + than any other + 可数名词单数
谈论物体的
宽度
深度
高度
长度
tall/high
deep
long
wide
—It's + 数量+high/tall/long/wide/deep.
1. —How high/tall/long/wide/deep...+ is + 主语
2. 数词+ square kilometer(s)
数词+ square meter(s)
in size
Summary
英语表示“有多长（宽，高……）”时，一般将_____和__________ 放在表示长宽高的形容词___。
数词
数量单位
前
The important thing in life is to have a great aim, and the determination to attain it