完形填空
Sometimes things happen beyond expectation．A 10-year-old boy decided to study Judo(柔道) 1 he had lost his left arm in a car accident．He began his 2 with an old Japanese Judo teacher．He was doing well, but he could not 3 why the teacher had taught him only one move for quite a long time．
“Sir,” the boy finally said, “I think I should 4 more moves．”
“But this is the 5 move you will ever need to know,” the master replied．
Not quite understanding, the boy kept 6 ．Several months later, the teacher 7 the boy to his first tournament(錦標(biāo)賽)． 8 himself, the boy easily won his first two matches．The third match proved to be more 9 ．However, after some time, the opponent(對(duì)手)became impatient．The boy used his one move to 10 the match．Now the boy was in the finals．
This time, his opponent was bigger, stronger and more 11 ．Concerned that the boy might get 12 , the referee(裁判)wanted to stop the match．
“No,” the teacher 13 , “l(fā)et him continue．”
Soon his opponent made a mistake． 14 the boy used his move to attack him．The boy won the match and became the champion．
On the way home, the boy and the teacher 15 every move in every match．Then the boy asked 16 was really on his mind．“How did I win the tournament 17 only one move?”
“You won for two reasons,” the teacher answered．“First, you’ve 18 one of the most difficult moves in Judo．And second, the only known 19 for that move is to grasp your left arm．But you’ve lost it．” The boy’s biggest 20 had become his biggest strength．
