A 10-year-old boy decided to learn judo(柔道). But he had lost his left arm in car accident. No judo coach would like to teach him at first. Then (luck), a famous judo coach accepted the boy and the lessons began. , the boy found that the coach taught him only one move. The boy couldn't understand and asked, "Why don't you teach me more (move)?" The coach smiled and told him just (go) on.
Several months the coach took the boy to his first game. When the other players saw that the boy only had one arm, they (feel) surprised and thought it easy to beat him. The boys' parents were worried the boy's safety. Surprisingly, although other players were much (strong) and more experienced, the boy won the game.
The coach now told the boy that his biggest (weak) had become his biggest strength. He had learned the most difficult move in judo without his left arm.