依次填入下列横线处的词语，最恰当的一组是（   ）
真正的“方圆”之人是大智慧与大容忍的结合体，有         斗士的武力，有沉静蕴慧的          。真正的“方圆”之人能         大喜悦与大悲哀的突然发难。真正的“方圆”之人，行动时干练、迅捷，不为感情所左右；退避时，能审时度势，全身而退，而且能抓住最佳机会东山再起。真正的“方圆”之人，没有失败，只有         ，是对挫折与逆境积蓄力量的沉默。

— Oh! I didn't realize the importance of doing enough exercise． 

Tom is from London. He's now in Beijing with his parents. His father and mother teach in a school. He studies in a middle school. The school is four miles from his home. He usually walks to school. He says, "It can make me healthy." Sometimes when it rains, he takes a bus. He's never late, and he's always the first one to get to school. He's good at all his subjects, and often helps us with our English. We all love him very much.