应该填be famous for ,意思是我们的国家以其悠久的历史而著名··· be famous for ：是以.而著名的意思,如：Gui Lin is famous for its beautiful sights.(桂林以它美丽的风景而著名.） 当主语是表示人的名词时,be famous for表示“以某种知识、技能、作品或特征而出名”,be famous as 则表示“Einstein was famous for his Theory of Relativity.爱因斯坦以他的相对论而著名. Einstein was famous as a great scientist.爱因斯坦以一位伟大的科学家而著称.
