by oneself ,on oneself,for oneself 和on one's own, by one's own ,for one's own等等的区别？？

by oneself ,on oneself,for oneself 和on one's own, by one's own ,for one's own等等的区别？？

by oneself 独自地，单独
by oneself 单独地,独自地; 单独; 独自，自行; 亲自;

Second, sets up the training organized group by oneself.
二是由自己来组建教练班子。
I can do it by myself ,我自己能做.

on oneself

不存在..

for oneself

for oneself 为自己；独力地
for oneself 独自地; 为自己; 自己亲自干……; 自己、亲自;

One should not live for oneself alone.
一个人不应该仅为自己而活著。
None once cut hair for oneself.
没有人曾经为自己理发。
There are some things one can't do for oneself.
有些事情是一个人不能独立完成的。
Liberty is obedience to the law which one has laid down for oneself.
自由根据个人为自己设立的法则而生成。

to oneself 独占；默默地；秘密地
to oneself 独自享用; 对自己; 强调独自享用; 只对自己;
这个很有意思:

When one dines in a restaurant one likes a table to oneself.
一个人在饭店吃饭时，都喜欢独占一桌。

慢慢来吧,很多.