题目

      Everyone wants love, money, success and so on in life. Yet too many people fail to achieve their goals, and nearly all of them are for the same reason. Generally speaking, getting what you really want out of life is just a matter of the following simple steps.    You have to decide what it is you want the most. But do not make a list of wishes.   81 . If you’re not sure about where you want to go, you’d better think it over first and not hurry to perform.      82  .This will be your map for getting from ''where you are now'' to ''where you want to go''.You know w阅读下列材料： 材料一　中国开始使用铁器的年代目前尚无定论。考古发现最早的铁器属于春秋时代，其中多数发现于湖南省长沙地区。战国中期以后，出土的铁器遍及当时的七国地区，应用到社会生产和生活的各个方面，在农业、手工业部门中已占据主要地位……西汉时期，应用铁器的地域更为辽阔，器类、数量显著增加，质量又有提高。东汉时期铁器最终取代了青铜器。 材料二　《管子·轻重乙》曰：“一农之事必有一耜、一铫、一镰、一缛、一椎、一钰，然后成为农……一女必有一刀、一锥、一箴、一铢，然后成为女。” 材料三　《盐铁论·水旱》中说：“农，天下之大业也；铁器，民之大用也。器用便利，则用力少而得作多，农夫乐事劝功。” 请回答： (1)结合所学知识概括中国古代的先进冶铁技术。 (2)根据材料二、三说明冶铁业与农业发展的相互关系。