(共66张PPT)
Unit 7
Section A
Period 1 (1a-2d)
Can you read the below numbers?
98
ninety-eight
125
one hundred and twenty-five
1025
6,671
8,844.43
9,600,000
one thousand and twenty-five
six thousand six hundred and
seventy-one
eight thousand eight hundred
and forty-four point four three
nine million six hundred
thousand
What do you know about these numbers?
1025
6,671
8,844.43
9,600,000
珠穆朗玛峰
尼罗河
里海
撒哈拉沙漠
Qomolangma
The Nile
The Caspian Sea
The Sahara
mountain
desert
Salt lake
river
1a
Match the facts you know.
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
1b
Listen and 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
What is the longest river in the world?
The Nile.
Can you give us more details about it?
The Nile is the longest river, and
it is 1,025 meters long.
What is the biggest desert in the world?
The Sahara.
Can you give us more details about it?
The Sahara is the biggest desert, and
it is 9,600,000 kilometers in size.
What is the highest mountain in the world?
The Qomolangma.
Can you give us more details about it?
The Sahara is the highest mountain, and
it is 8844.43 meter high.
What is the deepest salt lake in the world?
The Caspian Sea
Can you give us more details about it?
The Caspian Sea is the deepest salt lake,
and it is 9,600,000 kilometers.
6,300
5,000
5,464
300
Can you translate the below sentences?
1. 6,300是最大的数字。
6,300 is the biggest (largest) number.
2. 300是最小的数字。
300 is the smallest number.
3. 6,300比5,000要大很多。
6,300 is much bigger than 5,000.
4. 5,464和5,000差不多一样大。
5,464 is almost as big as 5,000.
2a
Listen and number the facts [1-4] in the order you hear them.
_____ The Yangtze River is about _____ kilometers long and the Yellow River is ________ kilometers long.
_____ China has the biggest population in the world. It’s a lot bigger than the population of the US.
6,300 5,000 5,464 300
6,300
5,464
_____ China is over ________ years old. It has a much longer history than the US. The US is not even _________ years old.
_____ China is almost as big as the US, but it is the biggest country in Asia.
5,000
300
Listen again and fill in the blanks in 2a with numbers in the box.
2b
_____ The Yangtze River is about _____ kilometers long and the Yellow River is ________ kilometers long.
_____ China has the biggest population in the world. It’s a lot bigger than the population of the US.
6,300
5,464
4
2
_____ China is over ________ years old. It has a much longer history than the US. The US is not even _________ years old.
_____ China is almost as big as the US, but it is the biggest country in Asia.
5,000
300
1
3
population, 人口
1做主语时，谓语动词常用第三人称单数
The population of our city is increasing.
2当表示“人口的百分比，几分之几”时，
谓语动词用复数形式
Fifty percent of the population in Dongguan
are from other provinces.
3.表示人口“多”或“少”，要用large（big）
和small.
Dongguan has a large population.
4. 问人口多少用的句型是：
How large…...
或是What’s the population of…
How large is the population of Dongguan?
What is the population of Dongguan?
Make conversations using the information in 2a.
2c
A: Did you know that China is one of the oldest countries in the world?
B: Yes, I did. It’s much older than my country.
为什么前后时态
不一样呢？
修饰比较级还有
哪些词呢？
much, a lot,
a little,
a bit, even, far
Let’s play a guessing game.
It lies in many provinces. It is very famous all over
the world.
It is 21,196.18 kilometer long.
It was built in the different time. And it was made by
different emperors.
It’s made of stones.
2d
Answer the below questions
What’s the conversation about?
How long is the Ming Great Wall?
Why was the Wall built?
Is Badaling Part of the Ming Great Wall?
Unit 7
Section A
Period 2 (3a-4c)
Watch a video, and answer some questions.
1. What’s the meaning of “Qomolangma” in Tibet?
2. Is the life easy there?
3. What might be the dangers of mountain climbing?
Watch a video, and answer some questions.
1. What’s the meaning of “Qomolangma” in Tibet?
2. Is the life easy there?
3. What might be the dangers of mountain climbing?
Mother of the world
No, it isn’t.
a. Freezing weather conditions
b. It is hard to take in air.
c. Thick clouds.
d. Heavy snow and storm.
e. Have to fight against the dangerous
animals.
f. It is hard to find the way home.
3a
Read the article and match each paragraph with the main ideas.
Paragraph 1
Paragraph 2
Paragraph 3
Spirit of climbers
Achievements of climbers
Facts and dangers
3b
Read the article again and complete the chart.
Paragraph 1 Paragraph 2 Paragraph 1＆3
List four dangers for climbers List three achievements List four comparisons
snow
Freezing
weather
condition
heavy storm
1960-the first
Chinese team
did so
1975-the first
women to succeed
Was Junko Tabei
From Japen.
one of the most
popular places
the highest
mountain
the most famous
mountain
thick clouds 1953-Tenzing Norgay and Edmund Hillary were the first to reach the top most dangerous sport
3c
Answer the questions using information in the article.
1. Where are the Himalayas?
2. How high is Qomolangma?
3. Why do so many people try to climb this mountain even though it is dangerous?
4. What does the spirit of the climbers tell us?
1953年5月29日，34岁来自新西兰的登山家埃德蒙·希拉里（Edmund Hillary）作为英国登山队队员与39岁的尼泊尔向导丹增·诺尔盖Tenzing Norgay 一起沿东南山脊路线登上珠穆朗玛峰，是纪录上第一个登顶成功的登山队伍。
1960年5月25日，中华人民共和国人首次登上珠穆朗玛峰。他们是王富洲、贡布（藏族）、屈银华。此次攀登，也是首次从北坡攀登成功。
1960年，我国首次登上地球之颠的3名英雄。
1975年5月16日，日本人田部井淳子的从南坡登上了珠峰。
1975年5月27日，中国登山队的藏族女队员
潘多成为世界上第一个从北坡登上珠穆朗
玛峰的女性。
It is … meters high (long, wide…).
它……米高（长,宽……)
英语表示“有多长（宽，高……）”时，
一般将数词和数量单位放在表示长、宽、高的形容词前作状语。
例如：
The maintain is more than three thousand meters high.
这座山高三千多米。
It is only 380,000 kilometers away.
它离我们只有三十八万公里。
The Green Great Wall is 7,000 kilometers long.
这座绿色长城长7,000公里。
freezing adj.
冻结的; 冰冻的; 极冷的
It’s freezing outside now.
现在外面冷极了。
It’s very cold today, the temperature has dropped to freezing point.
今天很冷, 温度降到了冰点。
freeze v.
冻结；冷冻；僵硬；凝固
Water freezes at the temperature of 0 degrees Celsius.
水在摄氏零度结冰。
We ate some of the fruits and froze the rest.
我们吃了一些水果,把剩下的冷藏起来。
知识拓展
frozen既是freeze的过去分词形式，也可用作形容词，表示“冷冻的”。
These frozen foods are the most convenient of all.
这些冷冻食品是最为方便。
thick adj.
1. 浓的, 浓厚的; 粘稠的; 混浊的
It is dangerous to drive in a thick fog.
在浓雾天驾车很危险。
2. 厚的; 粗的
How thick is the board?
这块木板有多厚?
succeed verb, 成功
1. succeed in doing sth
At last, he succeeded in solving this problem.
最终他成功解决这个问题。
2. succeed with sth 在某方面获得成功
She succeeded with her concert.
她的音乐会成功了。
in the face of 面对
We should keep clam in the face of danger.
面对危险时，我们应该保持冷静。
challenge 挑战
challenge oneself 挑战自我
We should challenge ourselves to get on a new step.
我们应该挑战自我，勇攀高峰。
1. Who is the tallest in our class?
2. How tall are you?
3. Looking at sb and sb, who is taller?
形容词和副词的比较级和最高级
大多数形容词有三个级。
原级: 常用结构as ... as... 像……一样
Zhang Hong is as tall as Tom.
张红和汤姆一样高。
2) 比较级 (用于两者之间的比较)
常用结构：形容词比较级＋than ...
He is taller than I. 他比我高。
Grammar
3) 最高级(用于三者或三者以上的比较),
常用结构:
the + 形容词的最高级＋of / in ...
He is the tallest of the three.
他是这三个人中最高的。 He is the funniest in his class.
他是他们班最有趣的。
2. 形容词、副词比较级和最高规则变化和不规则变化。
规则变化
1) 一般情况下，单音节或双音节的形容词
（或副词）比较级＋er ， 最高级＋est 如：
clever－cleverer－cleverest
few－fewer－fewest
small－smaller－smallest等。
2) 以e结尾的词，比较级＋r，最高级＋st 即可。 如：
nice－nicer－nicest cute－cuter－cutest large－larger－largest
3) 以辅音字母＋y结尾的变y为i＋er或est 如: easy－easier－easiest
happy－happier－happiest
再如：early , busy , heavy , dirty , lazy也如此。
4) 双写最后一个辅音字母＋er 或 est的词,同学要用心去记。
fat－fatter－fattest
2. thin－thinner－thinnest
3. hot－hotter－hottest
4. red－redder－reddest
5. wet－wetter－wettest
6. big－bigger－biggest
5) 多音节和部分双音节的词需要在形容词
原级前＋more构成比较级，＋the most构
成最高级。如：
beautiful － more beautiful － the most beautiful
又如: delicious, popular, important, interesting, expensive, creative
双音节的词如: careful － more careful － the most careful useful － more useful － the most useful
少数单音节词也是这样，如： pleased－ more pleased － the most pleased tired－more tired －the most tired
b) 不规则变化： good —better — best well —better — best
bad－worse － worst
many, much — more — most
far — farther —farthest (距离远)
far — further — furthest (程度深)
old — elder — eldest (长幼)
old — older —oldest (年龄)
He is 1.91 meters tall.
How tall is he?
How high is Qomalangma?
It is 8844.43 meters high.
如何用数字对事物进行描述？
Sth is+数字+计量单位+形容词原形(in size)
It is 2,000 kilometers long.
The river is 2 meters wide.
The hole is 3 meters deep.
It is 9,600,000 square kilometers in size.
It is 5 kilos heavy.
4a
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
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
big
older
much
Choose the best answer.
1. My brother is ___ more outgoing than me.
A. many B. little C. much
2. October 12th was one of ______ days in
2005. Shenzhou-VI was launched (发射）
successfully.
A. exciting
B. more exciting
C. the most exciting
3. Which city is ______, Beijing, Shanghai or
Fuzhou?
A. beautiful B. more beautiful
C. the most beautiful
4. _____ children there are in a family, ____
their life will be.
A. The less, the better B. Fewer, richer
C. The fewer, the better
5. Mobile phones are very popular now and
they are ______ than before.
A. cheap B. cheaper C. the cheapest
6. In our city, it’s _____ in July, but it’s even
___ in August.
A. hotter, hottest B. hot, hot
C. hot, hotter
7. Of the two skirts, the pink one is ______.
A. the nicest B. the nicer C. nicer
8. Jack’s handwriting is as ____ as Mike’s.
A. good B. better C. best
9. We can do the work better with ____
money and ______ people.
A. little, few B. less, fewer C. fewer, less
10. Jim is the tallest student in our class and Tom is the second ______ one.
A. tall B. taller C. tallest
