新中国成立60年来,在社会商品零售总额、农副产品收购总额、生产资料销售总额中, 由市场调节或决定的价格所占的比重分别达到95.6%、97.1%和92.4%。这表明( ) A.我国宏观调控体系不断健全 B.市场形成价格的机制基本形成 C.国内市场规模不断扩大 D.我国基本经济制度不断完善和发展 The question is too difficult and we found ________. A. it not easy to answer it B. it was not easy for us to answer it C. it’s not easy to answer D. it not easy to answer