题目内容：

    Yuncheng went to school for only one day and he did not start learning to read until he was 12 years old. He has a disease which affects the muscles in his body. His parents first noticed there was something wrong with their son when he was just three years old. By the time he was seven, the boy could neither run nor jump. He could only walk. On his first day of school, Yuncheng had to watch the other students as they ran around at lunchtime. That day he caught a cold and his parents decided not to send him back to school. So Yuncheng stayed at home and over the years his condition got worse and worse.

However, Yuncheng's condition has not stopped him making the most of his life. Yuncheng also taught himself to write and when he was 17 he wrote a letter to a newspaper describing his situation and his dream of a better life. The letter was read by Zhang Danuo, an editor at the newspaper, who was inspired by Yuncheng's spirit.

Zhang Danuo offered to help Yuncheng achieve his ambition to write a book. Yuncheng was always happy when he finished an assignment.“I felt everything in the world was beautiful and how wonderful it was to live in the world, ”he said. Yuncheng's book describes what his life is like, what his hopes and dreams are and how he overcomes the problems he faces every day. Readers have been inspired by his courage and his good heart and his book has sold extremely well. Yuncheng says that because his life will not be long one, he must do as much as he can in the time that is left to him.

1.Yuncheng couldn't __________when he was seven years old.

A.walk B.jump C.see D.hear

2.__________helped Yuncheng achieve his ambition to write a book.

A.His parents B.His teacher C.An editor D.A writer

3.Why has Yuncheng's book sold extremely well?

A.Because his book describes what his life is like. B.Because he got help from Zhang Danuo.

C.Because his story is very strange. D.Because his courage has inspired readers.