麻烦用on one,s own .by oneself .alone造三个麻烦用on one,s own .by oneself .alone造三个意思（意思为单独的）相同的句子,

麻烦用on one,s own .by oneself .alone造三个麻烦用on one,s own .by oneself .alone造三个意思（意思为单独的）相同的句子, by one's own on one's own by one's own 和 on one's own 有什么区别吗? by oneself 和on one's own有什么区别? on one's own by oneself 有什么区别? by oneself ,on oneself,for oneself 和on one's own,by one's own ,for one's own等等的区别?好像都差不多啊,都怎么用的?有什么固定用法?尽量详细点, on his own on one's own on one's own怎么用? on one's own 的同义短语（急）on one's own=by oneself 还是＝oneself on one's own造句 on one's own 近义词 on one's own,personally和by oneself那几个和by oneself意思相同的? by oneself=on one‘s own那等不等于on oneself by oneself 等不等于 in person等不等于 on one's own? by oneself 与on one's own 有什么区别?感觉就是一样的! on one's own如果用on our own（我们自己）,own用单数还是复数? on one's own 什么意思