not all、both、every、always、often的区别用法

not all、both、every、always、often的区别用法 not+every/all/both both 和 all 的用法区别 英文单词"both"和"all"用法的区别 both,all的区别和用法 all和both的用法和区别? both 和 all both of的用法区别还有关于both短语的用法 none,either,neither,all,each,every,both.的区别? either.both.neither.every.each.all的意思和区别 英语中all,both,each和every的区别 谁告诉我both,all与each,every的区别? more often than not 和usually ,often,always的区别