Ⅲ. Look and choose.（看图，选择与图片相符的句子。）
()1. A. There are white clouds and a plane in the sky.
B. There is a plane and large oceans on Earth.
C. I can see white clouds and large oceans.

()2. A. Let's read a book about the science museum.
B. Let's read a book about space.
C. Let's look at some photos about space.

()3. A. Yesterday, we learnt something about the Moon.
B. Yesterday, we learnt something about the sky.
C. Yesterday, we learnt something about Earth.

1. A
2. B
3. C

Ⅳ. Read and choose.（读一读，选择合适的句子补全对话。其中有一项多余。）
(At a clear night, Amy is lying〈躺〉on the grass with her parents in a park, looking up at the sky.)
Amy: 1. It's big and yellow tonight!
Mother: Yes, it's beautiful. In the daytime, we see the Sun. 2.
Father: That's right. Earth is our home. The Moon is in space, near Earth.
Amy: Where are the stars?
Father: 3.
Amy: Look at that! Is it a star?
Mother: I think it's a plane. 4.
Father: From a space station, our Earth looks very beautiful. We can see blue oceans and white clouds.
Amy: Yes! 5.
Father: That's true. We love our Earth.
A. At night, we see the Moon.
B. Mr Liu said it looks like a big blue marble.
C. We can see planes in the sky at night too.
D. The stars are in outer space, very far away.
E. Look, I can see the Moon!
F. We can see mountains from the planes.

1. E
2. A
3. D
4. C
5. B