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人教版八年級下冊Unit7 What's the highest mountain in the world Section A (1a-1c)課件(共26張PPT,內嵌音視頻)

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人教版八年級下冊Unit7 What's the highest mountain in the world Section A (1a-1c)課件(共26張PPT,內嵌音視頻)

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(共26張PPT)
人教版英語 八年級下冊
Unit 7 What’s the highest mountain in the world
Section A (1a-1c)
Teaching objectives
By the end of the class, you will be able to
1、Use the new words and phrases correctly.
(正確使用下列單詞和詞組;) Square, meter, deep desert ,population , in size , in the world, any other.
2、 Express large numbers.(掌握表達較大的數字;)
3、 Apply different forms of competitives and superlatives with adjectives to talk about geography and nature.
(使用形容詞的比較級和最高級形式談論地理和自然。)
235876600220
,
,
2358 7660 0220
兩千三百五十八億七干六百六十萬零二百二十
Do you know how to say this string(串)of number in Chinese
step1 Leading-in
220
hundred 百
thousand 千
million 百萬
billion 十億
600,
76,
235,8
Do you know how to say this string(串)of number in English
大于一千的基數詞英語表達法
1
從數字的右端向左數,每三位數加一個逗號;
2
第一個逗號前的數為thousand(千),第二個逗號前的數為million(
百萬),第三個逗號前的數為billion(十億);
3
讀的時候,通常在hundred 后面加and,如果百位數為0,則在
thousand后面加and
讀一讀
2,674
two thousand six hundred and seventy-four
164,213,403
one hundred and sixty-four million, two hundred and thirteen
thousand, four hundred and three
18,357,089
eighteen million, three hundred and fifty-seven thousand,
and eighty-nine
3,674.09
two thousand six hundred and seventy-four point zero nine
Can you guess where our teacher is enjoying natural beautiful scenes
step 2 Warm-up
Longnan is a beautiful city with a history of more than 2,400 years.
It's about 1,641 square kilometers in size
面積
The population of Longnan is about 338,200.
人口
千米
[skwe ]
Mountain Jiulian is the highest mountain in Longnan.
It's about 1,840 meters high.
=MountainJulian is higher than any other mountain in Longnan=MountainJulian is higher than the other mountains in Longnan
=It's about 1,840 meters in height.
the highest mountain
What's the highest mountain in the world
Step3 pre-listening
How high is Qomolangma
It's 8,844.43 meters high.
[ t m lɑ m ]
the biggest desert
What's the biggest desert in the world
How large is the Sahara
It's about 9,600,000 square kilometers in size.
[s 'hɑ:r ]
the deepest salt lake
What's the deepest salt lake in the world
How deep is the Caspian Sea
It's 1,025 meters deep.
['k sp n]
[di p]
the longest river
What's the longest river in the world
How long is the Nile
It's 6,671 meters long.
[na l]
1a Match the facts you know.
Step4 pre-listening(p49)
Qomolangma 8,844.43 meters high
The Sahara about 9,600,000 square kilometers in size
The Caspian Sea 1,025 meters deep
The Nile 6,671 kilometers long
英語表達 長、寬、高、深、面積的表達方法:
1、基數詞 + 單位詞 + 形容詞(long, wide, high, deep等)
2、基數詞 + 單位詞 + in + 名詞(length,width, height, deepth 等)
如何詢問:A: How high/long/deep/large/wide is it
B: It’s+數詞+數量單位+high/long/deep/large/wide
Read the sentences.
26cm
18.5cm
5.2cm
Use the information to make conversations.
A: Howhigh/long/
deep/large/wide is it
B:
It’s+數詞+數量單位+high/long/
deep/large/wide
Practice
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
1b
Listen and complete the sentences.
Step5 while-listening(p49)
用比較級表示最高級
e.g. Qmolangma is higher than any other mountain in the world.
一個比較級的句子表達的是最高級的意思的句型:
主語+謂語+比較級+than any other+可數名詞單數
=主語+謂語+比較級 + than the other + 名詞復數
=主語+謂語+(the +)最高級+in短語或of短語
該結構意為“比其他任何一個……都……”,指同一范圍內比較
=Qomolangma is higher than the other mountains in the world.
=Qomolangma is the highest mountain in the world.
The Sahara is desert in the world.
the Sahara
=The Sahara is ___ __than ____ ____deserts in the world.
=The Sahara is __ ___than ________desert in the world.
bigger
bigger
any other
the other
the biggest
Exercise
Tom is taller than girl in his class.
Tom is taller than student in his class.
Tom is taller than students in his class.
any
any other
2. 比較級 + than any(任何的)+ 可數名詞單數”
指比較對象不在同一范圍內或不屬于同一類別的比較
the other
Teacher :Yesterday, we learned some important geographical facts. I hope you all still remember them. I'm going to test you now by asking a few questions. First, what's the highest mountain in the world
Boy1:…
Teacher:… Who can tell me what the Sahara is
Girl:…
Teacher:… And which is the deepest Salt Lake in the world
Girl2…
Teacher:… Which is the longest river in the world
Boy2:…
Boy1: And the Amazon is the second longest river in the world.
Teacher: It seems that you know the answers to all my questions.
Step6 post-listening
(p103)
Listen again and answer the questions by yourself.
地理學的
第二長的
Use the information in 1b to make conversations by yourselves.
1c
Example
A: What is the … in the world
B: …
A: How ... is ...
B: It's (about) ... .
Step7 Exercise
一、單項選擇
1.The Yangtze River is about ______.
A. 6300 kilometer long B. 6300 kilometers long
C. 6300-kilometer -long D. 6300 kilometers’ long
2.The girl is ______ than any other girl in her class.
A. more beautiful B. the most beautiful
C. beautiful D. much beautiful
B
A
二、翻譯句子
1、我們學校的面積大約是1000平方米。
Our school is about 1000 .
2、這座山有1500米高。
The mountain is .
3、長江是中國最長的河流。
The Yangtze River is river in Chian.
4、中國比亞洲其他任何一個國家都要大。
Chian is than in Asia.
square meters in size
1500 meters high
the longest
bigger any other country
三、完成課堂活動:選詞填空(采用班級優化大師隨機抽取學生)
觀看視頻(世界之最)
Thank you!
Step7 homework
觀看視頻后用形容詞的最高級句型寫出視頻中5個世界之最。

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