Unit 7 What's the highest mountain in the world? Section A（GrammarFocus-4c）课件（共有PPT20张）

(共20张PPT)
Section A
Grammar Focus--4c
Unit 7
What’s the highest mountain in the world
Geographic facts
地理常识
the longest river
(have) the biggest population
the highest mountain
the biggest country
the biggest desert
the biggest salt lake
the biggest ocean
the biggest continent
1. The Nile
2. The Amazon
3. Yangtze River
Russia
Canada
China
The Sahara
The Caspian Sea
Asia
The Pacific Ocean
China
India
America
6,300 kilometers long
9.6 million (百万)
square kilometers (km )
8,844 meters high
1.3 billion (十亿)
Qomolangma
Geographic facts
地理常识
the longest river
(have) the biggest population
the highest mountain
the biggest country
the biggest desert
the biggest salt lake
the biggest ocean
the biggest continent
Ask and answer
- What is longest river/the biggest country in the world ……
- Which country has the biggest population
1.---世界上哪座山最高？---珠穆朗玛峰最高。
---What’s the _______ mountain in the world ---Qomolangma.
2.--- 珠穆朗玛峰多高？---它高8,844.43米。它比任何一座山都高。
---____________ is Qomolangma It’s 8,844.43 meters _____. It’s _______ than ____________mountain.
3.--- 世界上哪一个咸水湖最深？---在所有的咸水湖中里海最深。
--- Which is the _________ salt lake in the world
--- The Caspian Sea is the _______ ____ _____the salt lakes.
4.---你知道中国是世界上最古老的国家之一吗 ---是的。它比美国历史悠久的多。
--- Did you know that China is one of the______ _______in the world.
---Yes, I did. It’s _____ _____ than the US.
highest
How high
high
higher
any other
deepest
deepest of the
oldest countries
much older
Fill in the blanks with the correct forms of the
words in the box.
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.
longest
longer
high
popular
big
older
much
big much popular long old high
4a
Two cities: ____________ and ____________________
1. _________________________________________
2. _______________________________________________________
_______________________________________________________
Two animals: __________ and ___________
1. _______________________________________________________
2. _______________________________________________________
__________________________________________________________________
Write two comparisons about two topics. Write
true facts.
e.g. Two rivers: the Yangtze River and 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.
Shanghai
New York
Shanghai is almost as large as New York.
Shanghai is larger than New York, but New York is the largest city in the U.S.
whales
elephants
Whales are almost as heavy as elephants.
Whales are heavier than elephants, but elephants are the heaviest animals on land.
4b
Write five questions using comparisons. Then ask
your partner your questions.
What is the highest building in our city
_____________________________________
_____________________________________
_____________________________________
_____________________________________
What is the longest river in our city
What is the largest park in our city
What is the highest mountain in our city
What is the most popular cinema in our city
4c
1.同级比较
① 比较级+than
e.g. The weather in Beijing is colder than that in Xi’an.
I think our school is more beautiful than his.
He studies less hard than his brother.
② as + adj./adv. + as
e.g. She is as thin as Lily.
He writes as carefully as Linda.
③ not + as/so + adj./adv. + as
e.g. Tony didn’t run as\so fast as Carter.
比较级考点
2.比较级的修饰问题
e.g. Tom is a little taller than Jim.
This book is much more interesting than that one.
3. the+比较级 表示两个中更…的那个
e.g. Lucy is the fatter of the two girls.
4.“a\an+比较级” 表示“又一，再一”
e.g. Lily has a doll, but she wants a bigger one.
5.隐形比较 （没有than的情况）
e.g. Who runs faster, Lucy or Lily
You’d better come earlier next time.
He worked hard last term, but he works even harder this term
6.越来越……
①比较级 + and + 比较级
e.g. It’s getting colder and colder.
②more and more+原级
e.g. English is becoming more and more important.
7.越……就越……
the + 比较级 + 句子，the + 比较级 + 句子
e.g. The more you exercise, the healthier you will be.
说明：形容词的最高级前必须加the；副词的最高级前可省略the。
1.范围问题
e.g. Tom is the tallest student in the class.
Spring is the best season of the year.
Tony is the most handsome among the boys.
2.“最…之一”问题
e.g. Beijing is one of the biggest cities in the world.
3.“the+序数词+最高级”
e.g. I think he is the second tallest boy in his class.
最高级考点
e.g. Tom is the tallest student in the class.
= Tom is taller than any other student in the class.
= Tom is taller than the other students in the class.
= No other students are taller than Tom.
总结： any other + 名词单数
the other + 名词复数
比较级和最高级的转换
Exercises
1.Tony is taller than any other student in his class.(改同义句
1)Tong is taller than______ ______ _________in the class.2)Tong is _______ ________in his class.
2.I had to call a taxi because the box was _____than I'd expected.
A.heavy B.heavier C.the heavier D.the heaviest
3.It's summer now. The weather is getting ________.
A.higher and higher B.lower and lower
C.hotter and hotter D.colder and colder
4.Zhang Bicheng is the owner of The Voice of China III. I can't think of anyone with a ______voice.
A.best B.better C.worse D.worst
the other students
the tallest
B
C
B
形容词的比较等级构成方式:
1.一般单音节adj 的比较级多在原形上加-er,最高级加-est.
多音节adj在原形前加 more,最高级加 most
原级 比较级 最高级
small smaller smallest
beautiful more beautiful most beautiful
popular more popular most popular
2.辅音字母加y结尾时,比较级去y变i再加-er,最高级去y变i再加-est.
eg. friendly → friendlier → friendliest
3. 以不发音的e结尾时加-r/-st. eg. fine → finer → finest
4. 重读闭音节结尾的词,如末尾是一个辅音字母,双写这个辅音字母,再加-er/-est.eg. big → bigger → biggest
5.不规则adj的比较级与最高级如下:
原级 比较级 最高级
good/well better best
bad/badly worse worst
many/much more most
old older/elder oldest/eldest
far farther/further farthest/further
little less least
注：older 一般比年龄，新旧；　　　
　　elder指长幼关系(一般修饰名词); elder brother/sister
　 farther指距离更远；
　 further指抽像的. I want to study English further.
tall taller tallest
short shorter shortest
old older oldest
calm calmer calmest
funny funnier funniest
happy happier happiest
busy busier busiest
heavy heavier heaviest
nice nicer nicest
large larger largest
wide wider widest
big bigger biggest
fat fatter fattest
thin thinner thinnest
beautiful more beautiful most beautiful
outgoing more outgoing most outgoing
expensive more expensive most expensive
better best
far
little
worse worst
more most
farther farthest
less least
good
well
bad
ill
many
much
原级
比较级
最高级
特殊情况
cheap---
fine ---
fat---
heavy ---
thin---
new---
close---
easy---
cheaper --- cheapest
finer--- finest
fatter--- fattest
heavier ---heaviest
thinner --- thinnest
newer--- newest
closer --- closest
easier --- easiest
1. Our family has bought a car so we can travel _____ than before.
A.most easily B. less easily C. easily D. more easily
2. My father told me a story last night. It is ____ one I’ve ever heard.
A.the funniest B. funniest C. funnier D. the funnier
3. The _____ friends you have, the ____ you will be.
A. more, happy B. many, happy C. more, happier D. many, happier
4. When he heard a cry for help, he ran out as _______ as he could.
A.hardly B. quickly C. finally D. slowly
5. This place is not big enough for Lucy’s birthday party. We should
find a _____ one.
A.big B. small C. bigger D. smaller
D
A
C
B
C
Exercises
6. She is ________ than ________.
A. busier , us B. busier , we C. more busy , us D. more busy , we
7. Jane is ________ than Betty.
A. less taller B. less taller C. less tall D. not as tall
8. China is ________ country in the world.
A. the third largest B. the largest third
C. the third large D. a third largest
9. — Which is ____ season in Beijing — I think it’s autumn.
A. good B. better C. best D. the best
10. — Which is ____, the sun, the moon or the earth — The moon is.
A.small B. smaller C. smallest D. the smallest
11. The Yellow River is one of ______ rivers in China.
A. long B. longer C. the longest D. the scond longest
A
C
D
D
A
C