人做主语时,是spend to do sth还是spend doing sth

问题描述:

人做主语时,是spend to do sth还是spend doing sth
是人做主语时,花掉某样物品.

花掉某样东西
spend sth
花在某样东西上
spend on sth
花钱做某事
spend money to do sth
spend money on doing sth