内容正文:
Part B
Read and write
Unit 1 How tall are you?
Quick response
taller
smaller
older
longer
bigger
heavier
shorter
stronger
thinner
younger
Quick response
taller
smaller
older
longer
bigger
heavier
shorter
stronger
thinner
younger
Let’s talk
Spring is coming!
The sky is clearer(更清澈了).
The sun is brighter (更明亮了).
Can you think of any changes(变化)?
Let’s talk about the pictures first.
Let’s talk
The weather is ________ in winter.
colder
Let’s talk
The weather is ________ in spring.
warmer
Let’s talk
I have to wear more ________.
clothes
Let’s talk
I can take off(脱掉)my ____________.
cap and coat
Let’s talk
It’s _________ in spring.
It’s _________ in summer.
It’s _________ in autumn.
It’s _________ in winter.
Different season has different weather.
warm
hot
cool
cold
Let’s know
They are talking.
What are they doing?
Little Duck
Old Tree
Let’s read
The 1st reading: Find out what Little Duck and Old Tree are talking about!
The sun is getting __________________.
Little Duck’s shadow(影子)is getting
___________________. Why?
lower and lower
longer and longer
Let’s read
The 2nd reading: Read and answer
(1) What does Old Tree say?
The sun goes down every day, and we grow older every day. Your shadow grows longer because you are getting taller.
Let’s read
The 3rd reading: Read and circle
(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 is the duck’s shadow longer?
A. In the morning. B. In the afternoon.
Let’s read
The 4th reading: Read and finish the dialogue
Think and discuss
(1) Do you agree with Old Tree? Why?
(2) Can you answer Little Duck’s question?
No, I don’t.
Little Duck’s shadow gets longer is because of the sun.
太阳光与地面、人形成的夹角,是影子长短
的成因,太阳越低,角度越小,影子越长,太阳
越高,角度越大,影子越小。
Let’s circle the words with “-er”
Talk and write
_________ is my friend.
He is _________ and __________.
He has _________ hair.
His legs are _