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(共21张PPT)
Unit 3 Same or Different
Section A (Grammar Focus 3a-3c)
一、语言能力
通过语法表格，引导学生逐步全面掌握比较级的内容；同时了解比较级
表达最高级的用法。
二、学习能力
引导与培养学生将比较级运用到生活当中，从而更清楚地表达需求。
三、文化意识
引导学生观察与翻译，培养其独立思考和发散性性思维，变被动学习为
主动学习。
四、思维品质
能够根据学习目标和个人情况，选择适合的学习策略，如多观察，多反
思；多记笔记，多背诵等。
stronger
Read the sentences and notice the comparatives in bold. Find more examples in Section A.
3a
comparatives 比较级
There are more activities this year. It is more colourful than last year.
Emma is taller than Ella, but her hair is shorter than Ella’s.
Ella dances better than Emma, but Emma sings louder than her.
Emma always gets up earlier than me, but I work as hard as her!
Which parts of speech (词性) have comparative forms
There are more activities this year. It is more colourful than last year.
Emma is taller than Ella, but her hair is shorter than Ella’s.
Ella dances better than Emma, but Emma sings louder than her.
Emma always gets up earlier than me, but I work as hard as her!
many—more
colourful—more colourful
tall—taller
hort—shorter
well—better
loud—louder
early—earlier
写出黑体单词的原级(形容词或副词的原形)
adj.的比较级
adv.的比较级
同级比较
A + V. + 形容词/副词的比较级+than + B.
Emma is taller than Ella
Ella is more outgoing than Emma
Can you summarize the sentence structures
规则变化（一）：单音节词和大部分双音节词
smart—smarter fast—faster
high—higher hard—harder
fine—finer late--later
1.一般在
词尾加 er
2. 以字母e 结
尾的词,加 r
规则变化（一）：单音节词和大部分双音节词
big—bigger thin—thinner fat-fatter
funny—funnier friendly—friendlier
lazy—lazier early--earlier
3. 重读闭音节词只有一个辅音字母时，即倒数辅元辅,双写辅音字母,加 er
4. 以辅音字母加“y”结尾的双音节词,先改“y”为“i”再加er
比较
级+than
I’m more outgoing than my sister.
You know more about yourself than I (do).
当than前后所使用的动词相同时，通常用助动词代替后面的动词。该助动词也可以省略。
比较级前
可以用副词修饰
I’m a little quieter than Ella.
I’m feeling much better today.
形容词和副词的比较级的用法
a little, a bit, slightly（稍微；一点儿）；much, far, a lot, even（…… 得多；甚至更）；still, yet（更；还要）； no （并不）
规则变化（二）：
部分双音节词和多音节词前加more
delicious– more delicious outgoing—more outgoing
hard-working—more hard-working
不规则变化：
原级 比较级
good/well better
bad/badly worse
many/much more
little less
far farther
further
I am as friendly as you sister.
Emma works as hard as Ella.
A + V. + as 形容词/副词的原级+as + B.
Eg: Are you as friendly as your sister
This cat is as cute as that one.
Does Tara sing as loudly as Tina
“原级”比较: A 和B 一样...
Exercises
一、单项选择
( ) 1.Sam is 11 years old. Peter is 16 years old. Peter is 5 years______ than Sam.
A. older B. shorter C. newer D. longer
A
( ) 2.Bill says,"Robinson Crusoe is______interesting than
Tom Sawyer.”
A. very more B. more much C.much more
C
Exercises
( ) 3. —Lucy , our father’s birthday is coming. Let’s buy a card for him.
—Why not make one by ourselves It will be ______ than
buying one.
A. meaningful B. much meaningful
C. more meaningful D. the most meaningful
一、单项选择
C
cool→
一、用所给词的适当形式填空
1.Lianyungang Huaguoshan Airport will open up international flights. It will make it _____ (easy) for us to travel abroad.
2.If you learn more about safety rules, you will be much _________ (safe).
3.I like playing tennis. I think nothing is _____ (enjoyable) than playing tennis.
4.Bruce jumps ____ （far）than most of the students in his class.
5.I think the harder I work, the (good) I will be.
6.We students now use (few) throwaway products than before.
7.The Yellow River isn’t so (long) as the Yangtze River. It is ________(short) than the Yangtze River.
easier
safer
more enjoyable
farther/ further
better
fewer
long
shorter
Exercises
3b Use the words in brackets to write questions and answers.
We can change comparatives into as...as
Are you
比较级“更”...
一样...吗？
Are you as serious as your cousin
一样...吗？
比较级“更”...
Is Tom smarter than Sam
Smart
Does Jack swim faster than Sally
fast
What sentences pattern can we use to ask
more serious
Look at the chart. Then complete the sentences to compare Guangzhou and Vancouver. Use the words in the box and than.
Facts
Population (2024) 18,978 million 0.76million
Area 7,436 square km 115 square km
Average rainfall per year 1, 923 mm 1,475 mm
Average January temperature 16℃ 5℃
Average July temperature 31℃ 18℃
3c
3c Look at the chart below . What facts can you get
Five Facts
[ p pju le n] 人口
[ eri ] 地区
[ v( )r d ] 平均降雨量
[ temp( )r t r] 温度
larger
smaller
drier
warmer
cooler
Chicago
Guangzhou
large small much warm cool
Complete the sentences to compare Guangzhou and Chicago.
Use the words in the box and than.
smaller than
larger than
It is much drier than
warmer than
cooler than
Summary
New words
fact; slim; population; km; average; rainfall; per; mm;
pleasant
the comparatives
Grammar
(1) 形容词和副词一般具有比较级结构
(2) 比较级的构成：①单音节、双音节、多音节；②规则变化和不规则变化
(3) 比较级的用法：①比较级+than；②比较级前可以用副词修饰
(4) 比较级表达最高级：当句子中出现 (more) than + 比较范围（如 anything, anyone, any other...） 时，常隐含最高级含义。
Homework
1. Make an adjective word list including all the adjective words you know.
2. Write a short passage to compare you and your best friend.
Thank you for listening

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