“spent in” 和“spent on”有什么区别？

1. spent in 后面接动名词；或是接地点，表示在哪里度过时间等。

2. spent on后面接名词。后面的名词是指方面。
   
   

造句：

• You recollect the two days we agreed to spend in the place and way each thought pleasantest?  
  你还记得我们同意按照每人认为最愉快的地点与方式来消磨两天么？

• There’s one more reason for parents to be wary of how much time kids spend infront of a screen.  
  父母要对孩子在屏幕面前度过多少时间有所警惕是有另外一个深层次原因的。

• You don't spend energy in playing tricks to, curse and beat the stone.  
  你绝对不会花精神去计算，设计，侮辱，殴打那块石头

• How many hours per week do you want to spend on this work?  
  你每个星期想花多少时间在这个工作上？

• That number is roughly what you spend on your living expenses in a given year.
  这个数字大概的表明了你一年在你的生活开销上花费了多少。