some 和 a few的联系

some 和 a few的联系 few,a few ,some ,many的用法 little,a little;few,a few;的区别与联系.还有各自的用法?是little=some还是 few= any some little a little few a few 的区别和用法 several是不是等于a few和some 考试了 ,1.When和While的用法和区别?2.little,a little,few ,a few ,some , few和a few的用法 s____(some ,a few) 请问some.any.a little.a few的用法和区别 a few,some,several,a lot of的用法和区别 little,a little;few,a few;的区别与联系.还有各自的用法? some和a few是同义词吗?可以互换吗?