人教版(2024)英语八年级上册Unit3 Same or Different Section A Grammar Focus课件(共17张ppt)

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人教版(2024)英语八年级上册Unit3 Same or Different Section A Grammar Focus课件(共17张ppt)

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(共17张PPT)
Unit 3
Same or different
Section A How are we different from each other
Grammar Focus-3c
Big Question:How do we compare with each other
In this unit, you will
compare people and things.
discuss whether friends should be similar or different.
talk about how you are different from the past.
discover why differences are important.
比较
是否
相似的
发现
Learning Objectives
能够掌握形容词和副词比较级的构成规则(包括一般变化、特殊变化及不规则变化),并能正确写出常见词的比较级形式。
能够理解并运用比较级的常用句型(如 “A + 比较级 + than + B”“as + 原级 + as”“the + 比较级 + of the two” 等)进行句子表达。
能够运用比较级描述人或事物的差异,以及讨论不同对象之间的比较,如结合具体情境比较两个城市、两个人的特征等。
Lead in
Talk about your changes/differences over the past two years.
I'm taller than I was two years ago.
I have become more outgoing and made more friends.
I like sports more now.
I'm better at playing basketball now.
Appearance
Personality
Habit
Strength
●tall
●strong
●short hair
●thin / big eyes
●curly hair...
●get up early
●work hard
●keep a diary
●listen to music
●drink milk before bed...
●quiet
●outgoing
●serious
●shy
●helpful...
●run fast
●sing well
●jump high
●draw pictures well
●cook delicious noodles...
Appearance
Habit
Personality
Strength
Presentation
Read the sentences and notice the comparatives in bold. Find more examples in Section A.
Translate all the sentences.
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!
3a
more more colourful taller
shorter better louder earlier
Presentation
Read the sentences and notice the comparatives in bold. Find more examples in Section A.
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!
3a
many
colourful
tall
short
well
loud
early
The rules of changing adjectives or adverbs into their comparative forms.
short——shorter
tall——taller
loud——louder
1. 一般情况下,比较级词尾加-er;
early——earlier
2. 以“辅音字母+y”结尾的双音节词,变y为i,再加-er;
large——larger
late——later
3. 以字母e结尾的词比较级词尾加-r;
big——bigger
fat——fatter
4. 重读闭音节尾只有一个辅音字母时先写该辅音字母,然后在词尾加-er;
适用于单音节词和部分双音节词
3a
The rules of changing adjectives or adverbs into their comparative forms.
colorful——more colourful
interesting——more interesting
词前加more构成比较级
good/well——better
bad/badly——worse
many/much——more
little——less
far-further/farther
多音节词和部分双音节词
不规则的变化
3a
当表示一方超过另一方的“程度”时,可以用much, a lot, a little, a bit, even, far等来修饰形容词比较级。注意:比较级不能用very, so, too等修饰。
He is much more handsome than his brother.
This book is even more useful than that one.
Can you come to school a little earlier tomorrow morning
可修饰比较级的词
巧学妙记:
两多(much, a lot)
两少(a little, a bit)
一甚至(even),
还有一个远(far)去了。
◆“the + 比较级 + of the two” 意为 “两者中比较……的”。
English is becoming more and more important.
◆“比较级 + and + 比较级” 或 “more and more+ 形容词/副词原级”,表示 “越来越……”,其后均不可接than。
After the new year, the day is becoming warmer and warmer.
◆“The + 比较级, the + 比较级” 意为 “越……,越……”。
The harder she worked, the more progress she made.
Lisa is the taller of the two girls.
比较级常用句型
3b
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 / 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 more serious than your cousin
Is Tom smarter than Sam
smart
Does Jack swim faster than Sally
fast
less 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) 18.734 million 0.76 million
Area 7,436 square km 115 square km
Average rainfall per year 1,923 mm 1475 mm
Average January temperature 16 °C 5 °C
Average July temperature 31 °C 18 °C
3c
3c
1. The population of Chicago was ____________ that of Guangzhou in 2022.
2. In area, Guangzhou is ______________ Chicago.
3. If you don’t like rain, you may like Chicago’s weather _________
Guangzhou’s.
4. Guangzhou has a pleasant temperature in January. It is much _____________ Chicago in January.
5. Chicago is _____________ Guangzhou in July.
large small much warm cool
smaller than
larger than
more than
warmer than
cooler than
Exercise
adj. / paratives adj. / paratives
tall taller well better
fast faster badly worse
heavy heavier little less
lazy lazier far farther/further
outgoing more outgoing carefully more carefully
big bigger famous more famous
Exercise
1. Bill is ten years old. Mike is ten years old, too.
Bill is____ ___ ____Mike.
2. Tom's pen is cheaper than Bill's.
Tom's pen isn't __ _________ __ Bill's.
3. Mike is not as quiet as his brother.
Mike's brother is______ ___________ ____him.
4. My ruler is longer than his.
His ruler is________ than________.
5. Bill has fewer books than me.
My books______ ________than Bill's.
as old as
as expensive as
more outgoing than
shorter
mine
are more
Homework
基础性作业
写出教材 Exercise 表格中 10 个形容词 / 副词的比较级,并任选 5 个词各造一个比较级句子,巩固构成规则和基本用法。
用 “as + 原级 + as”“比较级 + than” 两种句型,各写 3 句话描述自己与同桌的 3 处相同点和 3 处不同点。
拓展性作业
选择两种自己熟悉的动物,从体型、速度、习性等方面用 5 个比较级句子进行对比描述,如 “The elephant is heavier than the tiger, but the tiger runs faster than the elephant”。
查找自己所在城市与另一座城市的人口、气温等数据,用比较级句型完成一段简短的对比介绍(至少 4 句话)。

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