第一次国内革命战争时期 ,共产国际指导中国革命时犯了右倾机会主义错误。而在土地革命战争时期犯了三次“左”倾错误 ,二者共同根源在于没有正确地处理与资产阶级的关系。而最初对国民党性质错误判定是两次错误的根本原因 During the first Revolutionary Civil War, the Comintern made the right opportunist mistake in guiding the Chinese revolution. During the Agrarian Revolutionary War, however, three “leftist” mistakes were made. The common cause of both was the failure to correctly handle the relations with the bourgeoisie. However, the original erroneous judgment on the nature of the Kuomintang is the root cause of the two mistakes