it is 的虚拟语气是it was还是it were

it is 的虚拟语气是it was还是it were 虚拟语气中"it"后面be动词是用"was"还是"were"? it's time that 从句用虚拟语气did .那从句中是用was 还是were? 虚拟语气讲解If it were so ,it was a grievous fauilt .Miss Amy ,i k It is time 后面有虚拟语气和没有虚拟语气有什么不同?两者的语法是怎么样啊? it is about time虚拟语气 英语虚拟语气"it is time." it is strange that为什么是虚拟语气?虚拟语气不是和事实相反吗? 虚拟语气的问题it is strange that 关于英语虚拟语气.在主语从句的虚拟语气It is surprising/necessary/important/etc. 虚拟语气:"If the bridge were packed with cars,it would…"请问were是不 it's strange that后面加should吗?是虚拟语气还是竟然的意思?