阅读短文，选择正确的答案。
What Are Stars Like？
Have you ever wondered about the stars? In some ways, stars are like people. They are born. They grow
old, and they die.
A star is born from dust and gas. Slowly then dust and gas make a ball, then gets very hot. Then it starts to
give off light.
The young star grows into a giant. Many years go by. The older star begins to get small again. At last its
light goes out. The star's life is over.
1. Dust and
make a star.
[ ]
A. gas
B. snow
C. rain
D. cloud
2. This story tells about
.
[ ]
A. old people
B. the life of a star
C. the number of stars in the sky
D. a young star
3. In the first part of the story, what does the word "wondered" mean?
[ ]
A. Moved.
B. Looked at.
C. Asked yourself.
D. Danced.
4. Stars give off light because they are very
.
[ ]
A. small
B. hot
C. old
D. cold
5. You can guess from the story that most stars are around for a
time.
[ ]
A. long
B. short
C. nice
D. happy