好.告诉你关键区别.
none ---------强调所知范围裏面的全部否定：
- Did she give you any help
- No,she gave none == she gave none of her help
(help就是所知道的内容)
A:Did any of them please you?B:No,none did.
them就是所知范围
nothing------强调不知道的东西：
1 She went into the shop but bought nothing.
2 -Did he give you anything?- No,nothing