棒球服牌子:but all only never not后加too...to的有关语法

but all only never not后加too...to的有关语法 only not和all but的区别？ what falls down all the time but never gets hurt? who works only one day in a year but never gets fired? Who works only one day in a year but never gets fired 脑筋急转弯：Who works only one day in a year but never gets fired? 翻译who works only one day in a year but never gets fired only too,all too,but too之间的区别是什么啊？ not only...but also not only but also