题目内容：

Sam is a middle school student. He can’t see. So he has a special（特殊的） friend — a dog. Its name is Blackie. Blackie takes Sam to school every day. They get to school at 7:15. They are never late for school.

After school, Blackie takes Sam to the bus stop. Sometimes they stop first for an ice-cream. Blackie likes it, too. Then they take the bus home.

Blackie also helps Sam in the sports class. Blackie is funny and everyone likes him. But in the music class, Blackie can’t sing.

In the evening, Blackie is tired （疲倦） but he is happy. He relaxes under Sam’s chair. Then Sam and Blackie go to bed at the same time.

1.Who is Blackie?

A. A boy.     B. A girl.   C. A student.    D. A dog.

2.Why does Blackie take Sam to school?

A. Because Sam is too small.

B. Because Sam can’t walk.

C. Because Sam can’t see.

D. Because Sam can’t speak.

3.How do they go home?

A. By bike.   B. By car.

C. By bus.    D. By subway.

4.In what class can Blackie help Sam?

A. The sports class.           B. The math class.

C. The English class.           D. The music class.

5.Which of the following is NOT true?

A. They get to school at 7:15.

B. Blackie relaxes under Sam’s chair.

C. Blackie can sing.

D. Blackie likes eating ice-cream.