Unit 1 How tall are you？PB Read and write 课件+素材(共27张PPT)

(共27张PPT)
How tall are you
Part B Read and write
Unit 1
1. 能够正确听、说、认读单词：countryside, lower, shadow,
smarter, become等。
2. 能够理解lower and lower, longer and longer。
3. 能够听懂、读懂并内化Read and write内容，并能够通过
阅读完成相关习题。
4. 能够在文段中捕捉不同类型的信息，通过简单的推理，
提炼出文段的主旨大意。
5. 通过学习和实验让学生理解太阳和影子之间存在的联系。
Teaching aims
While-reading
Pre-reading
Post-reading
Warming-up
Summary
重点
Look, fill and chant
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Tall or short, tall or short,
who is shorter than Binbin
Zhang Peng ______________ Binbin.
Strong or thin, strong or thin,
who ________________ Binbin
Zhang Peng is stronger than Binbin.
is shorter than
is stronger than
1.63 metres
46 KG
1.62 metres
45 KG
Look and say
While-reading
Pre-reading
Post-reading
Warming-up
Summary
He grows taller and taller.
He grows … and ...
short
thin
tall
strong
9 years old
12 years old
Can you say something about
Wu Binbin’s change
Free talk
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Can you say something about your change
Wu Binbin grows taller and taller. He also grows
stronger and stronger. How about you
S1: I grow stronger and stronger.
S2: I grow thinner and thinner.
S3: I grow taller and taller.
Ss: ...
Let’s think
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Will your shadow change while you are moving
shadow
Read and choose
While-reading
Pre-reading
Post-reading
Warming-up
Summary
The spring is coming. The sky is clearer and the sun is brighter. Everybody will change, and everything will change, too. How about the seasons Let’s read and choose.
A. The trees turn green in Spring. The weather gets warmer and warmer.
B. People feel colder and colder, so they put on their coats and gloves.
C. People feel warmer and warmer, so they take off their jackets and caps.
D. It’s snowy everywhere. The weather becomes colder and colder.
A
B
C
D
Wu Binbin and his family are going on a trip to the countryside.
Look and learn
While-reading
Pre-reading
Post-reading
Warming-up
Summary
countryside
Who’s in the story
Wu Binbin has a story to tell Robin.
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Look and guess
1. What can you see in the picture
2. What are they talking about
3. What’s the Duck’s question
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Read and find
__________ (Title)
Little Duck is watching the sun go down. It is getting lower and lower, but his shadow is getting longer and longer.
“Why is that ” Little Duck asks his friend Old Tree. “You are older and smarter than me. Tell me — why is my shadow longer when the sun gets lower ”
Old Tree says, “That’s easy, Little Duck. The sun goes down every day, and we grow older every day. Your shadow grows longer because you are growing taller. You are becoming a big beautiful bird!”
Read the story quickly and underline “What the
Little Duck’s question is and the Old Tree’s answer”.
While-reading
Pre-reading
Post-reading
Warming-up
Summary
！
！
！
Why is my shadow longer
when the sun gets lower
1. What’s the Little Duck’s question
2. What does the Old Tree say
Let’s think
The sun goes down every day, and we grow older every day. Your shadow grows longer because you are growing taller.
Read and fill
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Little Duck: Old Tree! You are older and _________ than me.
I have a question: the sun gets _______, but my
shadow gets _________. Why
Old Tree: That’s easy. Your shadow gets longer because you
are getting _______ and growing _______ every day.
Little Duck: So what will happen to me
Old Tree: Well, …
Why is my shadow longer
when the sun gets lower



lower
longer
older
taller
smarter
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Let’s think
Does the Little Duck’s shadow get longer
just because it is growing taller
No, it doesn’t.
It also because of the sun.
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Discuss with your partners.
Discuss and say
1. Why does Little Duck’s shadow get longer in the
afternoon
The shadow gets longer because of the sun.
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Discuss with your partners.
Discuss and say
2. How does the shadow change from morning to noon
When the sun gets ________________ from morning to noon, the shadow becomes __________________.
higher and higher
shorter and shorter
higher and higher
shorter and shorter
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Discuss with your partners.
Discuss and say
When the sun gets ______________ from noon to evening, the shadow becomes __________________.
lower and lower
longer and longer
lower and lower
longer and longer
3. How does the shadow change from morning to noon
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Act and sum up
When the sun gets ______________ from noon to evening, the shadow becomes __________________.
lower and lower
longer and longer
We have shadows because of __________.
When the sun gets ________________ from morning to noon, the shadow becomes __________________.
the sun
higher and higher
shorter and shorter
One student acts like “the sun”. One student acts like “the shadow”. The other students look and say.
Read and circle
While-reading
Pre-reading
Post-reading
Warming-up
Summary
1. Choose a title for the story.
A. Little Duck’s shadow
B. Old Tree’s shadow
2. Who is younger
A. The tree. B. The duck.
3. When does the Little Duck’s shadow longer
A. In the morning. B. In the afternoon.
Read again and circle the right answers.
Listen and follow
While-reading
Pre-reading
Post-reading
Warming-up
Summary
__________ (Title)
Little Duck is watching the sun go down. It is getting lower and lower, but his shadow is getting longer and longer.
“Why is that ” Little Duck asks his friend Old Tree. “You are older and smarter than me. Tell me — why is my shadow longer when the sun gets lower ”
Old Tree says, “That’s easy, Little Duck. The sun goes down every day, and we grow older every day. Your shadow grows longer because you are growing taller. You are becoming a big beautiful bird!”
Little Duck’s shadow
Read and circle
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Read and circle the words with “er”
__________(Title)
Little Duck is watching the sun go down. It is getting lower and lower, but his shadow is getting longer and longer.
“Why is that ” Little Duck asks his friend Old Tree. “You are older and smarter than me. Tell me—why is my shadow longer when the sun gets lower ”
Old Tree says, “That’s easy, Little Duck. The sun goes down every day, and we grow older every day. Your shadow grows longer because you are growing taller. You are becoming a big beautiful bird!”
Work in pairs. Do an experiment and explore the changing rules of the shadow.
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Play a game
When the light goes The shadow goes
higher shorter
lower longer
farther ？
closer ？
… …
Show and report
Show it to the class.
While-reading
Pre-reading
Post-reading
Warming-up
Summary
When the light goes …, the shadow ...
Different lights make different shadows!
When the light goes The shadow goes
higher shorter
lower longer
farther ？
closer ？
… …
Think and say
We have shadows and they change because of the sun. How about the changes of the weather over the seasons
While-reading
Pre-reading
Post-reading
Warming-up
Summary
summer
winter
spring
hotter and hotter
cooler and cooler
colder and colder
warmer and warmer
autumn
Discuss and write
The story is about the little Duck’s shadow.
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Continue the story
What will happen next
Words：
countryside, lower, shadow, smarter, become.
Phrases:
lower and lower
longer and longer
Summary
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Homework
Read and retell the text.
Talk about the changes of your shadow.
While-reading
Pre-reading
Post-reading
Warming-up
Summary
Bye-bye!