回复：九大, 毛泽东想以接班人地位换取林彪集团对江青后党的支持，特别是换取林彪对江青进入政治局常委的支持。

Why the trouble of going round the circle. Mao according to mnay is the feudal emperor with supreme power. Why Mao needs to trdae it off with Lin, a kind of quid pro quo. Mao should do like Chinag did to Chiang Jr. made him the Defense Minister and later the head of Excutive Yuan and later....