阅读下面短文，从短文后各题所给的A、B、C三个选项中， 选出可以填入空白处的最佳选项。Respecting teachers has always been a tradition in China. Once there was a man who wanted to learn from a famous philosopher(哲学家). One day, he and his schoolmates had different opinions on a question. To get a 1 answer, he went to visit the philosopher. In front of the door of the philosopher's house, 2 , the guarding kid told him that the philosopher was meditating(冥想) in his room and asked the man to go back. He 3 to leave, so the little boy left him alone and went in.
After a while, it began to snow 4 . The little boy came out again and reminded the man that the philosopher might spend the whole afternoon meditating. He invited the man to 5 himself in the house to avoid the wind and snow. But the man kept standing in the snow and waiting outside in order that he could ask the philosopher's 6 on the question.
As soon as the philosopher finished meditating, the boy reported that the man was waiting outside. When 7 this, the philosopher came out to see the man. When the door was opened, everyone was 8 . The snow was more than a foot deep, but the man stood still. 9 moving his feet." Young man, why are you so silly? You could have come again someday!" The philosopher took the man to the room at once.
" As a student … if I want to learn from the teacher... I should ... of course ... respectfully wait outside..." said the man, shaking with cold.
The philosopher was very happy and accepted the man as his student because of his politeness and effort to learn. He taught the man all his philosophical thoughts. That made a big 10 to the man's life. Later, the man really learned a lot and made great contributions(贡献) to his country.
