Unit 7 What's the highest mountain in the world？ Section A Grammar Focus-4c 课件 (共36张PPT)

(共36张PPT)
Unit 7
What’s the highest mountain in the world？
人教版八年级英语下册
Section A Grammar Focus-4c
To learn to use comparatives and superlatives with adjectives and adverbs
To learn new words: the Pacific Ocean…
Objectives
ocean
the Pacific Ocean排版
n. 大海；海洋
n. 太平洋
Words and expressions
What’s the highest
mountain in the world Qomolangma.
How high is Qomolangma It’s 8,844.43 meters high. It’s higher than any other mountain.
Which is the deepest salt lake in the world The Caspian Sea is the deepest of all the salt lakes.
Did you know that China is one of the oldest countries in the world Yes, I did. It’s much older than the US.
Grammar Focus
1) Qomolangma is higher than any other mountain in the world.
2) The Sahara is the biggest desert in the world.
3) The Caspian Sea is the deepest of all the salt lakes.
4) The Nile is the longest river in the world.
5) What’s the highest mountain in the world
6) China has the biggest population in the world.
7) It’s a lot bigger than the population of the US.
8) China is over 5000 years old. It has a much longer history than the US.
9) China is almost as big as the US, and it is the biggest country in Asia.
10) — Did you know that China is one of the
oldest countries in the world
— Yes, I did. It’s much older than my country.
11) This makes it the longest wall in the world.
12) It’s the most famous part.
13) One of the world’s most dangerous sports is mountain climbing, and one of the most popular places for this is the Himalayas.
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.
5) What’s __________ mountain in the world
Fill in the blanks.
higher
the biggest
the deepest
the longest
the highest
6) China has ____________ population in the world.
7) It’s a lot ________ than the population of the US.
8) China is over 5000 years old. It has a _______ ______ history than the US.
9) China is almost as ______ as the US, and it is the _________ country in Asia.
the biggest
bigger
much longer
big
biggest
10) — Did you know that China is one of
__________ countries in the world
— Yes, I did. It’s _______ _______ than my
country.
11) This makes it __________ wall in the world.
12) It’s ______________ part.
13) One of the world’s ______________ sports
is mountain climbing, and one of
_______________ places for this is the
Himalayas.
the oldest
much older
the longest
the most famous
most dangerous
the most popular
形容词和副词的比较级和最高级
大多数形容词和副词都有三个级。
原级: 常用结构as ... as... 像……一样
Zheng Ming is as tall as Tom.
郑明和汤姆一样高。
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。
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
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。
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
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。
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)
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 _______.
big much popular long old high
longest
longer
high
4a
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.
popular
big
older
much
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
Two cities：__________ and __________
1.____________________________________
2.____________________________________
_____________________________________
Two animals：__________ and __________
1.______________________________________
2.______________________________________
______________________________________
Write five questions using comparisons. Then ask your partner your questions.
____________________________________
____________________________________
____________________________________
____________________________________
____________________________________
What is the highest building in our city
Who is the oldest people in our city
What is the most popular street in our city
What is the most delicious food in our city
Where is the busiest road in our city
4c
1.We are going to the Green Restaurant for
lunch. (划线提问)
____________ you going for lunch
2. Sam is the shortest in his class. (改为同义句)
Sam is ________ than ____ _____ student in his class.
Where are
shorter
any other
I.改写句子。
Exercises
Sam is __________ than ____ _______
students in his class.
Sam is _________ than _________ ______ in his class.
3. How do you like Screen City (改为同义句)
_______ do you __________ Screen City
What
think of
anyone else
shorter
shorter
the other
— Who would you like to be your assistant,
Jack or David
— If I had to choose, David would be the
______ (good) choice.
2. — How was your math exam, Nancy
— I think I did it well, although it was
____________ (difficult) than the last one.
II. 用括号内所给单词的适当形式填空。
better
more difficult
3. — Did you have a wonderful time at the
party
— Yes, it’s the _______________ (exciting)
one I’ve ever been to.
I’d like to know if Linda is the second
________ (tall) girl in her class.
most exciting
tallest
5. Now computers are very popular and they are much _______ (cheap) than before.
6. — Look at that model ship.
— Oh, it looks like a real one. It’s just a
little _______ (small) than the real one.
cheaper
smaller
III. 单项选择。
1. My brother has ____ books than I.
A. much B. more
C. many D. most
2. The more you smile, the _____ you will feel.
A. happy B. happier
C. happily D. more happily
3. — Would you mind staying in such a
noisy room
— No, but my son needs a ____ place to
study in.
A. cleaner B. quieter C. safer D. smaller
4. The actress is already 50, but she looks
_____ than she really is.
A. young B. more young
C. more younger D. much younger
5. She is ___ careful as I, but I’m ____than you.
A. as…much careful B. so…more careful
C. as…much more careful D. so…very careful
6. Mr Smith thought the Century Park was the second _____ in Shanghai.
A. large B. larger
C. largest D. very large
7. We can jump ___ on the moon than on the earth. A. more high B. much
C. high D. much higher 8. When he heard the good news, he felt ____. A. happier B. happiest
C. happy D. happily
1. Jack是他们班最高的男生。
Jack ______________ boy ___ his class.
2. 我现在感觉比昨天好多了。
I ____ much _________ than yesterday.
3. — 北京最好的季节是哪个？
— 我觉得是秋天。
IV. Put the following sentences into English.
is the tallest in
feel better
—Which is the best season in Beijing
—I think it’s autumn.
1. Does China develop ________ (fast) of all
the countries in the world
2. My brother Jimmy writes _________　　　　
_________ (careful) in his class.
3. Which shirt do you like _______ (good),
the white one or the blue one
4. Tom finishes his work ____________
(quick) than Jim.
fastest
the most
better
more quickly
carefully
V. 用括号内所给单词的适当形式填空。
U7 S -
（2019·天津）
Jenny will get up ______ than usual in order to catch the first bus．
A. early B. very early C. earlier D. earlies
【解析】句意：为了赶早班公共车，詹妮比平时
起的早。由than可知，此处考查比较级，故选C。
中考链接
C
（2019·黔南州）
Does the dish taste as as it looks？
A.well B. best
C. good D. better
【解析】句意：这道菜尝起来和看起来一样好
吗？as...as结构中，前者后跟形容词副词原级，
又因系动词taste后跟形容词，故选C.
C
Review the new words and expressions.
2.Try to write as many sentences as you can using comparisons.
(10 sentences at least)
Homework