虚拟语气中'd怎么区别是had还是would?

虚拟语气中'd怎么区别是had还是would? ,if是条件状语的引导词还是虚拟语气的引导词怎么区别呀? 虚拟语气中的两个问题1.should,could,might,would的区别,注意是在虚拟语气中2.if条件的倒装中not加在主语前还是后?比如是had it not been还是had not it been?最后请推荐一本高中英语语法题目的书, had better 是虚拟语气吗 would在虚拟语气中是怎么意思? 关于省略的虚拟语气省略if的虚拟语气中,与现在相反把were提前,与过去相反把had提前,那与将来相反呢?是把were提前还是把should提前? she looked at me as if I were a stranger. 老师说这里用虚拟语气,可是怎么知道这是虚拟语气呢?我知道与现在事实相反可以用虚拟语气：从句谓语动词用过去式,主句用 would+动词原型；可是这里没有wou 虚拟语气,与过去事实相反 :从句 :had + 过去分词 主句 :would/ should/ could/ might + have + done虚拟语气,与过去事实相反 :从句 :had + 过去分词 ,主句 :would/ should/ could/ might + have + done,为什么有时会有wou 虚拟语气中had done与would have done,did与would do 的用法有何区别 虚拟语气是怎么用的 问一点虚拟语气的问题~虚拟语气中should和would有什么区别啊~ 怎样区别虚拟语气中哪个是主句,哪个是从句? 怎么做?虚拟语气 虚拟语气怎么用. could would should 在虚拟语气中是如何区别使用的? 高中英语 虚拟语气相关It's strange that Mr Black ( ) nothing about that matter.A should know B would know C had know D knew答案是A 解析说的是因为虚拟语气 但那里体现虚拟了啊? 5.Take care in case you_____cold.A:caught B:should caught C:would catch D:catching选BBC怎么区别?是虚拟语气那块的 虚拟语气中it后面be动词是用was还是were?