as if 和as though even if和even though 有什么区别吗

as if 和as though even if和even though 有什么区别吗 though,although,as,even if,even though有何区别? although、even if和even though有什么区别 even if ,even though 有什么区别? though和even if有何区别? even if 和though even if和even though的用法有哪样区别 even if 和even though有区别没 英语题：even though, even if, as though, as if 的区别,详解~~ 谢谢啦 虚拟语气中,as if/as though,或even if/even though的用法有哪些? as if only if even though though和even though有什么区别