人教版英语八年级下册Unit7 What's the highest mountain in the world? SectionA Grammar Focus~4c课件(共19张PPT)

(共19张PPT)
What’s the highest mountain in the world
Unit 7
Section A GF-4c
Objectives
To learn to use comparatives and superlatives with adjectives and adverbs
To learn new words: the Pacific Ocean…
Geographical facts 地理事实
What is the biggest ocean
最大的海洋：太平洋（1,813,440,000平方公里）
What is the smallest ocean
最小的海洋：北冰洋（14,750,000平方公里）
What is the biggest continent (大洲)
最大的大洲：亚洲（44,000,000平方千米）
Geographical facts 地理事实
What is the biggest lake
What is the deepest lake
What is the biggest desert
最大的湖泊：里海（亚洲、欧洲）386400平方公里
最深的湖泊（蓄水最多）：贝加尔湖（俄罗斯）1637米
最大的沙漠：撒哈拉沙漠（非洲）9,650,000平方千米
It is as big as China in size.
China has a long history of over 5,000 years old.
It is one of the oldest countries in the world.
Know more about China.
How old is China
How about the US
It's only about 300 years.
We have a much longer history.
9,600,000 square kilometers in size
Nine million, six hundred thousand
/ m lj n/
Know more about China.
How big is China
It is one of the biggest countries in the world.
What is the population in China
/ p pj lei n/
It has a population of 1,300,000,000.
= one point three billion
/ b lj n/
Know more about China.
3,000,721,000
How about the US
It has the third largest population.
We have a lot more people than the US.
Find out the comparatives and superlatives.
Grammar Focus
Rule1：形容词最高级前必须加定冠词the，句末常跟in/of短语表示范围。
Rule2：比较级结构可以表示最高级含义
比较级+any other+可数名词单数
Rule3:much 、a little 、a lot可以修饰比较级,表示比较程度
Fill in the blanks with the correct forms of the words in the box.
1. The Amazon River is one of the _________
rivers in the world. It’s a little ________
than the Yangtze River.
2. Qomolangma is 8,844.43 meters_______.
It’s one of the most __________ places for
serious mountain climbers.
3. No ocean in the world is as ________ as
the Pacific Ocean.
4. Although Japan is __________ than
Canada, it is _________smaller.
big much popular long old high
longest
longer
high
popular
big
older
much
4a
Oceans in the world
the Pacific Ocean
the Atlantic
the Indian
Ocean
the Arctic Ocean
It’s about 178,680,000 square kilometers.
The largest ocean in the world is the Pacific Ocean.
e.g. Two rivers：_________________ and
_________________
____________________________________________________
___________________________________________________________________________
Write two comparisons about two topics. Write true facts.
the Yangtze River
the Amazon River
The Yangtze River is almost as long as the Amazon River.
The Amazon is longer than the Yangtze, but the Yangtze is the longest river in China.
4b
the Nile the Yangtze River the Yellow River
6,671 6,300 5,464
The Yellow River is long .
The Yangtze River is a lot_______ than the Yellow River.
The Nile is ___ _______ of all
No river in the world is _____ long ____ the Nile.
= The Nile is _____ than any other river in the world.
longer
the longest
as as
longer
Mount Tai is high.
Mount Huang is a little ________ than Mount Tai.
Qomolangma is _____ _______ of all.
Qomolangma Mount Huang Mount Tai
8,848 1,864 1,545
No mountain in the world is _____ high ____ Qomolangma.
higher
the highest
as as
Make a sentence, using “any other”
Population Area History
China 1,354,040,000 9,600,000 square kilometers Over 5000 years
The US 315,250,000 9,370,000 square kilometers About 300 years
The population of China is a lot ______ than the population of the US.
bigger
Make a sentence, using “any other, a lot, much, one of +最高级+名词的复数”
Write five questions using comparisons. Then ask your partner your questions.
____________________________________
____________________________________
____________________________________
____________________________________
____________________________________
What is the highest building in our city
Who is the oldest person in our city
What is the most popular supermarket…
What is the most delicious food in our city
Where is the busiest road in our city
4c
Ⅰ.用括号内所给单词的适当形式填空。
1.Do the Himalayas run along the ____________（southwest） part of
China
southwestern
2.I'd like to spend some time enjoying the _______（nature） world.
3.You should drive more carefully in ________（freeze） weather.
natural
freezing
4.We are proud to celebrate the _____________（achieve） of those great
scientists.
achievements
5.My mother is always the first _______（get） up every morning.
to get
1. China is ___________ (large) than any other country in Asia.
= China is the __________ (large) country in Asia.
2. Our city is becoming more and more _________ (beautiful).
3. The _______ (much) we do for the old people, the _______ (happy) we’ll be.
4. My brother is the _________ (tall) of the two boys in the picture.
5. Her bedroom is twice _________ (big) than mine.
6. Mrs. Smith looks much __________ (young) with her new hairstyle.
7. China is one of __________________(ancient) countries in the world.
8. The Yellow River is the second ________ (long) river in China.
Exercises
larger
largest
beautiful
more
happier
taller
bigger
younger
the most ancient
longest
你们家附近的河有多深？
______________ is the river near your house
2. 这个城市有多大呢？
______________________ is the city
3. 这栋建筑高32米。
The building is 32 meters _______________.
4. 中国比美国的历史悠久得多。
China is ____________ than the US.
Exercises
How deep
How large / What size
high / in height
much older
5. 里海是所有咸水湖里最深的海。
The Caspian Sea is __________________ of all the salt lakes.
6. 珠穆朗玛峰比其它的山都高。
Qomolangma is _____________ than ____________ mountain.
7. 黄河是中国最长的河流之一。
The Yellow River is one of ________________________ in China.
8. 阿拉伯沙漠是世界上第二大沙漠。
Arabian Desert is ________________________ desert in the world.
Exercises
the deepest
higher
any other
the longest rivers
the second largest