虚拟语气在条件句中的用法列表如下： 相关时态 主句形式 从句形式 例句 与现在事实相反 Should\would\could\might+do（动词原形） 过去式（be动词各人称都用were）
If I were you, I should \would make full use of my time to study. 与过去事实相反 Should\would\could\might+have done（动词过去分词） Had+done(过去分词)
If you had come earlier, you would have met him. 与将来事实相反 Should\would\could\might+do...
