请问 as if与as though ,even if与even though,so far as 与 as long

as if only if even though as if 与 as though 有无区别 as though. as long as. even though. though. alth though,although,as,even if,even though有何区别? 英语题：even though, even if, as though, as if 的区别,详解~~ 谢谢啦 as if 和as though even if和even though 有什么区别吗 虚拟语气中,as if/as though,或even if/even though的用法有哪些? 区别if,unless,as long as,once,although,though,even if,whenever as if,even though,even since,的意思? even though as though even since 三个 as与 as though区别 是不是说以这些词though,although,as; even if,even though; whether...o