given that 引导的从句是虚拟语气吗?

其实它相当于if,“如果……”
引导的是条件状语从句,可以仅仅是假设,也可以是虚拟的.
想起了beyonce的歌if i were a boy这个虚拟句
这个就可以改成了
Given that i were a boy,i would be a better man.