56. B 因为Tommy doesn’t believe his working capability，所以他要Believe in himself and his ability，Have confidence。

60.   Cathy worked continuously for two weeks without rest. Now she is worried about her family, especially her five-year-old daughter.

人物介绍――建议

59.   Bob, a businessman, doesn’t care much about his success and has lost his struggling motivation (动力).

58.   Linda, a housewife, spends most of her time cooking and looking after babies. She is worn out now.

57.   Jack dislikes going home after a full day's work. He says that it makes him feel lonely.

56. Tommy, a computer engineer, doesn’t believe his working capability (能力). Though he works hard, he never gets praise from his boss.

54. D 细节题。选项A、B、C都是文章讲述的内容，D项是不对的，文中没有提及。

53. A 推断题。细读文章第四段内容，特别是最后一句，可推知。

52. A 细节题。根据文章第三段最后一句话中的complexities得知。