（1）Where did the writer's family live before he was 12 years old？
A.In the city.
B.In town.
C.In the mountains.
（2）How long did it take the writer to walk to school？
A.Half an hour.
B.One hour.
C.One and a half hours.
（3）How many students were there in each class in the mountain school？
A.Twenty.
B.Fifty.
C.Sixty.
（4）What does the writer think of the life in the mountain？
A.It was boring.
B.It was difficult.
C.It was interesting.