Even if 的用法第一句：Even if nobody know that 第二句：I do not careif 的意思及用法,怎么把这两句连成一句?

even if 的用法 Even if 的用法第一句：Even if nobody know that 第二句：I do not careif 的意思及用法,怎么把这两句连成一句? even if和even though的用法有哪样区别 even if 与even though的用法区别~ even if/even 还有它的用法rt even if的意思和用法 even if与eventhough的用法区别 even if与although的用法差别 although、even if和even though的用法although、even if和even though有什么区别 even的用法 even的用法 even though 与 even if的区别 even if和even thought的区别 even if,even though,though的区别 even though,although,though和even if的详细用法和区别 even if与even though,even的区别 Even ,even if ,even though ,if 的区别?even if ,even though意思一样,什么情况下用even if,什么时候用even though? even的用法,说重点