For every hour they skate,each student raises ten yuan for charity.句首for的用法是什么
问题描述：
For every hour they skate,each student raises ten yuan for charity.句首for的用法是什么
答
每滑一小时的冰 ,
For every one i kill
For each cake i eat
For how many flowers she pick
我 每 做什么什么事情,就怎么怎么样