spend sometime to do sth 和 spend sometime doing sth 的区别

spend sth (on sth/on doing sth):
to give money to pay for goods, services, etc.用,花(钱)
I've spent all my money already.
She spent 100 on a new dress.
The company has spent thousands of pounds updating their computer systems.
spend sth (on sth)\spend sth (doing sth/in doing sth):
to use time for a particular purpose; to pass time 花(时间);度过
We spent the weekend in Paris.
How long did you spend on your homework?
How do you spend your spare time?
Most of her life was spent in caring for others.
I spend too much time watching television.
(often passive) to use energy, effort, etc., especially until it has all been used 花费,消耗,用尽(精力等)
Se spends too much effort on things that don't matter.

楼上说的对 没有SPEND TO DO 这个用法

没有第一种表达spend sometime doing sth

spend sometime on doing sth
on可以省略 也就是可以写成spend sometime doing sth