毛泽东《实践论》、《矛盾论》的讲课时间与写作时间是不同的,《实践论》的讲演时间可能在1937年7月初,写作整理完稿时间则在7月,而《矛盾论》的讲演应在“七.七事变”之前,文稿写作整理的完稿时间则在1937年8月7日;《两论》初稿是根据讲课记录稿和讲课提纲整理而成的;解放前,《两论》未有修改痕迹;3本前苏联教科书则是毛当年的主要参考书。 The lectures of Mao Zedong’s “Theory of Practice” and “Theory of Contradictions” are different from those of writing time. The lecture time of “Theory of Practice” may be at the beginning of July 1937, and the time of finishing the writing is July, while the speech of “Contradictions” Before the “July 7 Incident”, the time for finalizing manuscript writing was on August 7, 1937; the first draft of “Two Treatises” was compiled according to the lecture notes and lecture outline; before the liberation, “two On the ”no change traces; 3 former Soviet Union textbooks is the main reference book of the year Mao.