题目

三长制取代宗主督护制，对北魏社会的积极意义是 ①有利于清查户口                 ②有利于中央集权的巩固  ③有利于国家赋税的征收           ④促进了民族融合 A.①②③  B.②③④  C.①③④  D. ①②③④ 答案：D 解析: 略5.________ been abroad before. A. It is said that he had B. They said that he has C. He is said that he has D. He is said to have