(共30张PPT)
Unit 7
What’s the highest mountain in the world
Section A 1a-2d
late
later - latest
early
earlier – earliest
big
bigger- biggest
fluently/difficult
more～, most～
重读闭音节、末尾只有一个
辅音字母双写加 –er 或 –est
单音节词在词尾比较级加- er或最高级加- est
以e结尾的词，只需加－r 或－st
以辅音字母加 y 结尾双音节词变 y 为 i 加 –er 或 –est
部分双音节和多音节词在原级前加 more 或 most
少数以er,ow 结尾的双音节词加-er -est
tall
taller- tallest
clever
cleverer-cleverest
形容词和副词比较级和最高级构成 (规则变化)
quickly, slowly,
useful,careful,
popular, modern,
narrow, yellow
fat, hot,
red, thin,
wet, sad
happy, busy,
dirty, easy,
lazy, pretty
fine, nice, safe
cheap, cold,
small, warm,
young, high
不规则变化
good / well – better - best
much / many – more - most
bad / badly / ill – worse – worst
little – less – least
far – farther/ further– farthest – furthest
old – older/ elder – oldest / eldest
形容词和副词比较级的用法
1.Who runs faster, he or she
2.He runs faster than she.
3.He runs much faster than she.
4.He becomes healthier and healthier.
5.The more you exercise, the healthier you will be.
6.She is less healthy than he.
1.表示两者之间的选择,
可用“Which/Who … + 比较，…or… ”.
2.表示两者之间的比较，通常用连词 than 引导，
表示“更······一些”．
3.much/far/a lot, even ,still ,a little/a bit …
修饰比较级,表示程度.
Who runs faster, he or she
He runs faster than she.
He runs much faster than she.
4. “比较级+and+比较级”表示“越来越……”
5. “the+比较级 , the + 比较级”表示“ 越…, 越 …”
6. 表示不及另一方时，用“less+原级+than…”
(双音节和多音节词)
He becomes healthier and healthier.
The more you exercise, the healthier
you will be.
She is less healthy than he.
He is healthier than she.
Shanghai is becoming more and more modern.
1.比较级 + and +比较级 越来越…
2.the+比较级 , the + 比较级 越…, 越 …
3._______________you are, _________mistakes you
will make. (你越仔细，做错的题目就越少）
4. __________you eat, _________you’ll be.
(你吃得越多,就越胖)
5. Alice writes well. Mary writes _________________
than she. (甚至更好）
The more careful
the fewer
The more
the fatter
1.The girl becomes ______________________.
(越来越漂亮）
more and more beautiful
2. The weather is getting _________________.
(越来越槽糕）
worse and worse
even / still better
1.表示三者或三者以上比较,可用”Which/Who …
+最高级,…,…or … ”表示.
2. 最高级+of/among (同类比较) in… (范围比较)
4.one of +
形容词最高级
+名词复数表示“最… 之一”
3. 序数词修饰最高级
形容词和副词的最高级的用法
Who is the tallest, Tom , Mike , or Jack
Tom is the tallest of the three.
Mike is the second tallest student in our class.
Jack is one of the tallest students in our class.
Tom runs (the) fastest in our class.
Language Goal:
Talk about geography and nature
n. 平方; 正方形
n. 米; 公尺
adj. 深的; 纵深的
n. 沙漠
n. 人口; 人口数量
n. 亚洲
（可以）随便（做某事）
n. &v.旅行; 旅游
n. 旅行者; 观光者
square
meter (=metre)
deep
desert
population
Asia
feel free
tour
tourist
New words
n. 墙
adj. 令人大为惊奇的; 令人惊喜（或惊叹）的
adj. 古代的; 古老的
v. 保护; 防护
adj. 宽的; 宽阔的
就我所知
wall
amazing
ancient
protect
wide
as far as I know
New words
2 , 218 , 657 , 421
two billion two handred and eighteen million, six hundred and fifty-seven thousand, four hundred and twenty-one
billion
million
thousand
一、用英语读出这些数字：
ninety-eight thousand seven hundred
and fifty-four
Nine hundred and eighty-three
Exercise
five hundred (and) sixty-six
seven hundred and nine
566__________________________________
709__________________________________
983__________________________________
98, 754_______________________________
________________________________
练一练
345
1001
18,657,421
three hundred and forty-five
one thousand and one
eighteen million, six hundred and fifty-seven thousand, four hundred and twenty-one
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
1a. Match the facts you know.
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.
1b. Listen and complete the sentences.
higher
the biggest
the deepest
the longest
1c. Use the information in 1b to make conversations.
A: What is the highest mountain in the
world
B: Qomolangma.
n. 平方; 正方形
n. 米; 公尺
adj. 深的; 纵深的
n. 沙漠
n. 人口; 人口数量
n. 亚洲
（可以）随便（做某事）
n. &v.旅行; 旅游
n. 旅行者; 观光者
square
meter (=metre)
deep
desert
population
Asia
feel free
tour
tourist
New words
n. 墙
adj. 令人大为惊奇的; 令人惊喜（或惊叹）的
adj. 古代的; 古老的
v. 保护; 防护
adj. 宽的; 宽阔的
就我所知
wall
amazing
ancient
protect
wide
as far as I know
New words
______ The Yangtze River is about ______ kilometers公里 long and the Yellow River is __________ kilometers long.
____ China has the biggest population人口 in the world. It’s a lot bigger than the population
of the US.
2a. Listen and number the facts [ 1-4] in the order you hear them.
6,300 5,000 5,464 300
2
4
____ 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, and it
is the biggest country国家 in Asia亚洲.
1
3
2b. Listen again and fill in the blanks in 2a with the numbers in the box.
______ 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
2
4
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, and it
is the biggest country in Asia.
1
3
5,000
300
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.
2c. Make conversations using the information in 2a.
Group work
亚洲
（可以）随便（做某事）
n. &v.旅行; 旅游
n. 旅行者; 观光者
Asia
feel free
tour
tourist
New words
n. 墙
adj. 令人大为惊奇的; 令人惊喜（或惊叹）的
adj. 古代的; 古老的
v. 保护; 防护
adj. 宽的; 宽阔的
就我所知
wall
amazing
ancient
protect
wide
as far as I know
New words
Guide： Feel free to ask me anything on
today’s Great Wall tour.
Tourist 1：How long is the wall
Guide： Ah, the most popular question! If
we’re only talking about the parts
from the Ming Dynasty, it’s about
8,850 kilometers long. This makes
it the longest wall in the world.
2d. Role-play the conversation.
随便
观光
使......
Great Wall
Tourist 2: Wow, that’s amazing! Why did the
ancient emperors build the wall Guide: The main reason was to protect their
part of the country. As you can see，
it’s quite tall and wide. As far as I
know, there are no man-made objects
as big as this.
Tourist 3: Is Badaling part of the Ming Great
Wall
Guide: Yes, it’s the most famous part.
令人大为惊奇的
古代的
皇帝
修建
墙
主要
保护
正如
宽
就我所知
2d. Role-play the conversation.
Thank you
