去年九月泽连斯基不应该干下面两件事:(1)相信拜登说乌克兰有机会加入北约(2)乌军参加北约大规模军演。(1)Reuters December 9, 2021 news on Dec 9, 2021:"Biden assures Zelenskiy that NATO membership in Ukraine's hands, Kyiv says" (2)VOA news on Sept 16, 2011:"Ukraine said the “Rapid Trident 2021” exercises would involve 6,000 troops from 15 countries — Ukraine, the United States and other NATO members — and would last until Oct. 1"