55. 使某物适合某人 suit sth to sb.
54. 建议(做)某事 suggest doing sth
53. 突然,忽然;纯属偶然 all of a sudden
52. 没有那种事情 no such thing
51. 用…代替 substitute sth for sth
50. 拼搏做某事 strive to do sth
49. 争取某物 strive for sth
48. 这钟每小时报时一次。 The clock strikes the hours.
47. 我心中突然产生一个念头。 An idea suddenly struck me.
= An idea suddenly occurred to me.
46. (谚语)趁热打铁。 Strike while the iron is hot.