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(共22张PPT)
Unit 3
Section A Grammar Focus (3a-3c)
Same or Different
Lead in
掌握下列单词和短语：slim, fact, population km(=kilometre;kilometer), average, pleasant
能够理解并归纳形容词副词比较级的构成、表意功能和用法。
能够结合语境正确使用形容词副词的比较级。
能够灵活使用形容词副词的比较级进行表达。
Listen to the song and complete the blanks.
You know the bed feels ________
Sleeping here alone
You know I dream in colour
And do the things I want
You think you got the best of me
Think you had the last laugh
Bet you think that everything good is gone
Think you left me broken down Think that I'd come running back
Baby you don't know me, cause you're dead wrong
What doesn't kill you makes you _________
Stand a little ________
Doesn't mean I'm lonely when I'm alone
What doesn't kill you makes a fighter
Footsteps even _______ Doesn't mean I'm over cause you're gone
warmer
形容词的比较级
stronger
taller
lighter
在词尾加-er
Learn new words and expressions
fact
slim
population
km(=kilometre/kilometer)
average
rainfall
per
mm(=millimeter/millimetre)
pleasant
n. 事实; 现实
adj. 苗条的; 薄的
n. 人口
千米; 公里
adj. 平均的; 平常的 n. 平均数;平均水准
n. 降雨量
prep. 每
毫米
adj. 宜人的; 友好的
Read the sentences and notice the comparatives in red.
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!
Translate all the sentences.
We use the comparative forms of adjectives or adverbs to describe the differences between two items.
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!
形容词
形容词
形容词
形容词
副词
副词
副词
形容词与be动词连用；副词修饰行为动词，并往往位于动词后面。
标红的单词都是什么词性？
What rules do you find
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的不规则的比较级
多音节colourful的比较级
单音节tall的比较级
单音节short的比较级
well 的不规则比较级
单音节loud的比较级
双音节early的比较级
形容词的比较级是如何变化的？是否有规律？
What rules do you find
形容词、副词比较级的构成
构成 原级 比较级
单音节和少数双音节单词 一般词尾加-er tall long taller longer
以字母e结尾的形容词或副词,直接加-r nice large nicer
larger
以重读闭音节结尾的形容词或副词,如末尾只有一个辅音字母,双写该字母,再加-er, big hot thin bigger hotter
thinner
以“辅音字母+y”结尾的形容词或副词，把y变为i，再加-er busy early busier
earlier
多音节词和部分双音节词 词前加more构成比较级 outgoing more outgoing
1.比较级规则变化口诀：
比较级，要变化，一般词尾加er。(long-longer)
词尾若有哑音e, 直接加r就可以。(nice-nicer)
一辅重读闭音节， 辅音字母要双写。(hot-hotter)
辅音字母加 y , 记得 y 变为 i 。(happy-happier)
形副若为多音节，more/most 前面写。
2.双写最后一辅音字母口诀
大(bigger)
红(redder)
湿(wetter)
热(hotter)
悲(sadder)
瘦(thinner)
胖(fatter)
健康(fitter)
一词你别忘
两辅夹一元，
前两辅与后一辅夹一元，
以w y结尾的字母除外。
3.不规则形容词的比较级最高级的构成
原 级 比 较 级 最 高 级
many / much
good / well
ill / bad / badly
old
little
far
better
more
less
worse
farther / further
older / elder
best
most
least
worst
farthest / furthest
oldest / eldest
两多 好 坏 一老 少 远
1.比较级常用句型
1). 用于两者（人或物）之间，表示“其中一个比另一更……”或“较……”，后面通常用连词than连结另一个比较的对象.
基本句型是：
A＋谓语（系动词/实意动词）＋形容词/副词比较级＋than＋B。
形容词、副词比较级的用法
2). A=B（程度相同） A+谓动+as+形/副原级as +B
He is as tall as Tom. He runs as fast as Tom.
3). Anot as/so …as… 或 less…than…
I’m not as tall as him.
He didn’t do his homework so carefully as Tom.
口诀：
两个 as 之间原，
比较级别常接than
修饰比较级，表示比较程度的词：
a. 表示程度大 “......多”：much, a lot, far
b. 表示程度小“......一点”：a little, a bit,
c. “甚至” even,
d. “仍然” still,
e. “确实” rather.
如：a. This skirt is far/ much/ a lot more beautiful than that one.
b. He is a little/a bit taller than I.
2.比较级中的修饰语
口诀：
很多一点 5个词，
甚至仍然和确实
1. Q: Is Julie slimmer than you (Julie / slim / you)
A: No, she isn’t. She is as slim as me.
2. Q: ______________________________ (you / serious / your cousin)
A: No, I’m not. I am ____________ than he is.
3. Q: ___________________________ (Tom / smart / Sam)
A: No, I don’t think so. I think Sam is as ________ as Tom.
4. Q: _____________________________ (Jack / swim / fast / Sally)
A: No, he doesn’t. He swims as ________ as Sally.
Use the words in brackets to write questions and answers.
Are you as serious as your cousin
less serious
Is Tom smarter than Sam
smart
Does Jack swim faster than Sally
fast
Look at the chart. Then complete the sentences to compare Guangzhou and Vancouver. Use the words in the box and than.
1. population n. “人口”是一个集合名词。它在句中作主语时，谓语动词通常用单数形式。
搭配：The population of + 某地 + be + 数词
某地 + has a population of + 数词 某地有多少人口
e.g. The population of my hometown is three million.
My hometown has a population of three million.
我的家乡有三百万人口。
2. 当表示人口的多少时，常用形容词large和small来修饰。
e.g. The country has a large / small population.
这个国家的人口很多/少。
3. 当对人口数量进行提问时，要用疑问词what。
e.g. What’s the population of Australia 美国的人口是多少？
1. The population of Vancouver was ____________ that of Guangzhou in 2024.
2. In area, Guangzhou is ____________ Vancouver.
3. It rains __________ in Guangzhou __________ in Vancouver.
4. Guangzhou has a pleasant temperature in January. It is _____________Vancouver in January.
5. Vancouver is ____________ Guangzhou in July.
large small much warm cool
smaller than
larger than
more
than
warmer than
cooler than
(1)pleasant adj. 令人愉快的，宜人的；友好的，可作定语或表语。 常用结构为It’s pleasant to do sth.。
(2)pleasure n. 愉快、快乐、高兴、乐事。在口语中，
It’s a pleasure 或My pleasure 常用作回答感谢的客套语。
With pleasure 常用作回答别人请求帮助的客套语。
(3)pleased adj. 高兴的、满意的，一般作表语，常与不定式、介词with / about / at 引导的介词短语或that 引导的从句连用，其主语通常是人 。
1. 形容词的比较级的规则变化：
在词尾加-er/-r，或双写词尾字母，再加-er，或去y加-ier。
2. 常用句型：
1) A +比较级+than + B
2) as+形容词原形+as… 和……一样……
否定形式：not as/so… as…
3. 比较级修饰语：much, a lot, far, a little, a bit, even, still, rather.
1.莉莉比其他许多学生学习更努力。
Lily studies　 　 　 　 　 　 　 _　students.
2.这个城市有四百万人口。
The city　 　 　 　 　 　 　 　four million.
3.没有什么事情比健康更重要。
Nothing is　 　 　 　 　 　health.
4.最好种更多的树，这样我们就能使空气更干净。
　 　 　 　plant more trees so that we can make the air cleaner.
5.合肥今天的天气和南京一样热。
The　 　in Hefei is　 　 　 　 　 　that in Nanjing today.
has　 　a　 　population　 　of　
harder　 　than　 　many　 　other
I.根据汉语意思完成句子，每空一词
more　 　important　 　than　
It’s　better　 to　
weather　 as　 pleasant　 as　
1. Ben is _____________ Mark. (young)
2. Ben is _____________ Mark. (heavy)
3. Ben is __________________ Mark. (outgoing)
4. Ben isn't __________________________ Mark. (smart)
5. Ben plays basketball _____________ Mark. (good)
6. Ben doesn't go to the cinema _______________Mark does.
(often)
younger than
as heavy as
more outgoing than
as smart as / smarter than
better than
as often as
/ more often than
II.根据下面的信息及各句后括号内的提示完成句子。
That’s all.
Goodbye!

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