Unit7 What's the highest mountain？Section A (Grammar Focus-4c)课件（共42张PPT)

Unit 7 What’s the highest mountain in the world ?
Section A Grammar focus-4c
Objectives
1. To learn to use numbers to describe
facts.
2. To learn to use comparatives and
superlatives with adjectives and
adverbs.
Review
Can you translate the following sentences?
长江大约长6,300千米。
The Yangtze River is about 6,300 kilometers long.
Review
黄河长5,464千米。
The Yellow River is 5,464 kilometers long.
Review
明朝的长城大约有8,850千
米长。
The Ming Great Wall is about 8,850 kilometers long.
Review
珠穆朗玛峰高8,844.43
米，所以攀登起来很危
险。
Qomolangma is 8,844.43 meters high and so is very dangerous to climb.
Have ALLK
1. The Yangtze River is about 6300
kilometers long.
2. The Yellow River is 5464 kilometers long.
3. The Ming Great Wall is about 8,850
kilometers long.
4. Qomolangma is 8,844.43 meters
high and so is very dangerous to climb.
What can you get from the above sentences?
Have ALLK
Now try to translate the sentences below:
1. 那个篮球运动员有两米高。
2. 那条河只有两米深/宽。
3. 这棵树有两米高。
4. 那条河长约两千米。
The basketball player is two meters tall.
The river is only two meters deep/wide.
The tree is two meters tall.
The river is about two kilometers long.
Have ALLK
5. 这座山大约有两千米高。
6. 这个箱子大约有两米高/宽/长。
The mountain is about two thousand meters high.
The box is about two meters high / wide /long.
Have ALLK
长度、宽度、高度、深度的表示法
e.g. 老虎路有200米长，而且湿度很重。
Tiger Path is 200 meters long and has a
high humidity.
这座山大概两千米高。
The mountain is about two thousand
meters high.
那面镜子有两米长。
The mirror is two meters long.
*长度、宽度、高度、深度的表示法，有一个专门的结构：
“基数词+单位词+形容词”
Have ALLK
2. 除了以上的表示方法，有时也可用
“基数词+单位词+in+长宽高深度等
的名词”来表示。
… in length 长度
… in width 宽度
… in height 高度
… in depth 深度
若表示重量，可以用 … in weight
Have ALLK
这个箱子重9公斤。
The box is 9 kilos.
= The box is 9 kilos in weight.
那座桥有三米高。
The bridge is 3 meters in height.
教室有25英尺长，20英尺宽。
Practise
The classroom was 25 feet in length and 20 feet in width.
Grammar focus
1. —世界上最高的山峰是哪个？
— 珠穆朗玛峰。
— What’s __________ mountain in
the world?
— Qomolangma.
Fill in the blanks according to
Grammar Focus.
the highest
Grammar focus
2. —珠穆朗玛峰有多高？
—它有8844.43米高。它比别的山都
高。
— How high is Qomolangma?
— It’s 8844.43 meters high. It’s
_____________________ mountain.
higher than any other
Grammar focus
3. —世界上最深的咸水湖是哪个？
—里海是世界上最深的咸水湖。
— Which is __________ salt lake in
the world?
— The Caspian Sea is _________________________________.
the deepest
the deepest of all the salt lakes
Grammar focus
4. —你知道中国是世界上最古老的国家
之一吗？
—我知道。中国比美国古老。
— Did you know that China is
______________________ in the
world?
— Yes, I did. It’s much older than the
US.
one of the oldest countries
Have ALLK
1) Qomolangma is higher than any other
mountain in the world.
2) The Sahara is the biggest desert in the
world.
3) The Nile is the longest river in the world.
4) China has the biggest population in the
world.
5) It’s a lot bigger than the population of
the US.
Have ALLK
6) China is over 5000 years old. It has a much
longer history than the US.
7) China is almost as big as the US, and it is
the biggest country in Asia.
8) This makes it the longest wall in the world.
9) It’s the most famous part.
10) One of the world’s most dangerous sports
is mountain climbing, and one of the most
popular places for this is the Himalayas.
Have ALLK
我们已经学习过形容词和副词的比较级和最高级的构成及基本用法。下面我们进一步学习与其相关的其他知识点。
◆形容词和副词比较级的修饰语
1. 比较级前可加much, a lot, a bit, a little, any, no, some, even, still等词修饰。如：
You must work much faster.
You look a lot happier than you did yesterday.
He was too tired to walk any further.
This book is even more useful than that one.
Have ALLK
2. 比较级前还可加其他表示数量的词。如：
My sister is ten years younger than me.
We reached here two days earlier than the others.
◆形容词和副词最高级的其他用法
1. 形容词最高级可被second, third等序数
词修饰。如：
The building is the second tallest in this city.
Have ALLK
2. 形容词最高级常用于句型“one of +the+
形容词最高级+可数名词的复数形
式”，意为“最……之一”。如：
Liu Li is one of the most popular girls
in our class.
3. 形容词和副词的比较级和最高级可以互
相转换。如：
Jane is taller than the other girls / any
other girl in the club. = Jane is the
tallest girl in the club.
Have ALLK
This car runs faster than the other ones / any other one in the garage. = This car runs fastest of all the cars in the garage.
中考链接
比较级考点
① 比较级修饰问题
a little, a bit, even, still, much, a lot, far 等可修饰比较级。
e.g. Tom is a little taller than Jim.
This book is much more interesting
than that one.
中考链接
② the+比较级
e.g. Lucy is the fatter of the two girls.
中考链接
③ “a/an + 比较级”?表示“又一，再一”
e.g. Lily has a doll, but she wants?a bigger
one.
④ 隐性比较（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.
中考链接
⑤ 越来越......
比较级+and+比较级
b. the+比较级+句子，the+比较级+句子
e.g. It’s getting colder and colder.
The more you exercise, the better
you are.
中考链接
2. 最高级考点
说明：形容词的最高级前必须加the；副词的最高级前省略the。
① 范围问题
e.g. Tom is the tallest student in the class.
Spring is the best season of the year.
中考链接
② “......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.
中考链接
3. 比较级和最高级的转换
e.g. Tom is the tallest student in the class.
= Tom is taller than any other student
in the class.
= Tom is taller than all the other
students in the class.
= No other students are taller than Tom.
总结
① any other + 名词单数? ??
? the other + 名词复数
② 否定 + 比较级 = 最高级? ?? ?
比较级 + 极限 = 最高级
总结
同级比较
① as + adj./adv. + as
e.g. She is as thin as Lily.
He writes as carefully as Linda.
② not + as/so + adj./adv. + as
e.g. Tony didn’t run so fast as Carter.
总结
Fill in the blanks with the correct forms of the words in the box.
big much popular long old high
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.
longest
longer
high
popular
4a
总结
3. No ocean in the world is as _____ as the Pacific Ocean.
4. Although Japan is _____ than Canada, it is _______ smaller.
big
older
much
big much popular long old high
总结
Write two comparisons about two topics. Write true facts.
Two rivers: _________________ and _________________
__________________________________________________________________________________________________________________________________________________________________________
e.g.
4b
The Yangtze River is almost as long as the Amazon River.
The Amazon is longer than the Yangtze, but the Yangtze River is the longest river in China.
the Yangtze River
the Amazon River
总结
Two cities: __________ and ___________
1. _______________________________
2. _______________________________
_______________________________
Two animals: ________ and ________
1. _______________________________
2. _______________________________
_______________________________
Singapore
Kuala Lumpur
Kuala Lumpur is as modern as Singapore.
Singapore is bigger than Kuala Lumpur and has a larger population than Kuala Lumpur.
Monkey
Dog
A dog is bigger than a monkey.
A monkey is smaller than a dog, but it climbs a tree faster than a dog.
Writing
Write five questions using comparisons. Then ask your partner your questions.
1. _________________________________
2. _________________________________
3. _________________________________
4. _________________________________
5. _________________________________
e.g.
4c
What is the highest building in our city?
What is the busiest subway station in our city?
What is the largest shopping mall in our city?
Which is the biggest park in our city?
Which is the longest road in our city?
本课小结
形容词及副词的原级、比较级和最高级。
Exercise
Ⅰ. 根据句意及括号内所给单词的提示填空。
1. Of all the animals, I think tigers are
__________________ (dangerous).
2. Today is a lot ________ (hot) than yesterday.
3. This is one of ________ (old) universities in
Europe.
4. The next exercise is much ______________
(difficult) than this one.
5. I want to become as ________ (strong) as my
father.
the most dangerous
hotter
the oldest
more difficult
strong
Exercise
Ⅱ. 根据括号内的要求完成下列各题，每空一词。
1. This tree is twenty meters high.? (对划线部分提
问)
____ ____ __ this tree?
2. The lowest mountain is the Wulian Mountain
here. (对划线部分提问)
______ __ the lowest mountain here?
3. The Yangtze River is longer than any other
river in China.? (改为同义句)
The Yangtze River is ___ ______ river
in China.
How high is
Which is
the longest
Exercise
4. My ruler is longer than Lily’s.? (改为同义
句)
Lily’s ruler is ___ __ long __ mine.
not as as
Homework
1. Memorize the important structure.
2. Make some sentences using as … as,
... times … than, less than, more than.
谢 谢！