资源简介

(共19张PPT)
Unit 3
Sweet Home
Section A (3a~3c)
学习目标
1
2
能够掌握形容词和副词比较级的构成规则；
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”进行句子表达。
Review
The rabbit _______________ the turtle.
The turtle ________________ the rabbit.
run/is faster than
run/is slower than
Look at these pictures and compare them.
The elephant ___________________ the bird.
The bird ____________________ the elephant.
is heavier/larger than
is lighter/smaller than
The girl’s hair ______________ the boy’s.
The boy’s hair ______________ the girl’s hair.
is longer than
is shorter than
新课讲授
Tina and Gina are good friends. Tina is slimmer than Gina. Gina is taller and stronger than Tina. Tina is as outgoing as Gina.
Read the sentences and guess who is Tina and who is Gina.
Tina
Gina
We use comparative structures to compare two things, showing their similarities or differences.
Read and learn
Tina and Gina are good friends.
Tina is slimmer than Gina.
Gina is taller and stronger than Tina. Tina is as outgoing as Gina.
Read the sentences again and fill in the blanks.
To compare things’ differences, we use:
__________________________
To compare things’ similarities, we use:
__________________________
... +comparative forms+ than...
as + original forms + as
Summarize
Read the sentences and learn more about Tina and Gina.
Gina is funnier than Tina and she is more lively than Tina. She likes swimming, but Tina is more interested in badminton. Gina has a larger garden. They often play together there.
Read and learn
Say the words’ comparative forms, observe them and work out the rules.
Regular rules
Original
Comparative
tall
strong
slim
funny
large
lively
one syllable adjectives + “-er”
one syllable adjectives ending with e + “-r”
one syllable adjectives ending with a vowel + a consonant, double the consonant + “-er”
one syllable adjectives ending with a consonant + y , remove the y + “-ier”
“more” + two or more syllables adjectives
taller
stronger
larger
slimmer
funnier
more lively
Summarize
easier
Match the words and phrases with their similar meanings.
more boring
shyer
less outgoing
less difficult
less interesting
我们还可以用less表示更少。
如：less important，less serious等。
Think and match
Read and learn
They are both teachers. In Tina’s class, there are more students. Tina is also a class teacher, so she is busier and spends less time with her family. I think they are good teachers, but Gina thinks Tina is better.
more students/water
spend less time
What are the original forms of these words Think and match.
teach better/ a better student
good well little many much
特殊变化形式特殊记：
good/well—better
little—less
many/much—more
bad—worse
Think and match
3a
Read the sentences and notice the comparatives in bold. Find more examples in Section A.
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!
Read Section A and find more examples.
—Is Ella taller than Emma
—No, she is shorter than Emma. (Section A, 1e)
Who dances better, Ella or Emma (Section A, le)
I'm a little quieter than Ella. And she is funnier than me. (Section A, 2a)
Many people say I'm lazier than Emma... (Section A, 2a)
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.
Are you as serious as your cousin
less serious
Do you think Tom is smarter than Sam
smart
Does Jack swim faster than Sally
fast
Use the words in brackets to write questions and answers.
3c
Facts
Population (2024) 18.978 million 0.76 million
Area 7,436 square km 115 square km
Average rainfall per year 1,923 mm 1,475 mm
Average January temperature 16 °C 5 °C
Average July temperature 31 °C 18 °C
Guangzhou
Look at the chart. Then complete the sentences to compare Guangzhou and Vancouver. Use the words in the box and than.
large small much warm cool
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.
smaller than
larger than
more
warmer than
than
cooler than
Discuss
Gina wants to visit a city in China. Which of the following cities do you think she may choose Please use comparatives and “than” to explain your reasons.
Guangzhou
Chengdu
I think she can go to… The food there is more delicious than... And it is… than… She can… there. She will have a good time.
当堂检测
使用恰当的词完成句子。
The sun is ________________ (large) than the Earth.
This box is smaller ________________ that one.
She has ________________ (much) books than her brother.
Today is ________________ (warm) than yesterday.
There is ________________ (little) water in this bottle than in that one.
My English is ________________ (good) than yours.
He runs ________________ (fast) than his friend.
There are ________________ (many) students in Class 1 than in Class 2.
Tom is as smart ______________ his cousin.
She wakes up ________________ (early) than her parents.
than
larger
more
warmer
less
better
faster
more
as
earlier
Homework
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。

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