admit one's doing还是admit sb doing?

admit to doing / admit doing分别是什么意思? admit that；admit sth；admit doing sth的区别 admit to do ,admitto doing,admit to doing区别 admit to doing 和admit doing一样吗? admit doing sth和admit to doing sht的区别 admit doing 与admit to doing有神马区别 请问admit to do 和admit doing的区别 admit doing和admit to do的区别= = Admit to do和 admit doing有什么区别呢? admit doing和admit to (doing) sth 在意义和用法上有什么区别? 有admit to doing这个短语吗?和admit doing有区别吗 Admit to (doing) sth何时可以省略to?