spend doing sth和spend on sthspend doing sth等于spend on it takes sb some time to do sth 等于 spend doing sth 、 spend on why?

spend doing sth.和 spend on sth.有什么区别? spend doing sth和spend on sthspend doing sth等于spend on it takes sb some time to do sth 等于 spend doing sth 、 spend on why? sb spend + doing sth spend doing sth. spend time in doing sth和spend time on doing sth的区别 spend on sth 等于spend doing sth spend的用法spend 一般不就用在spend on sth 和spend (in) doing sth spend with哪来的?spend sometime with sth可以么? spend time on sth 和spend time in doing sth 用法和区别 spend time in doing sth 和spend time to do sth有什么区别? spend on sth 和spend doing sth的意思英语大虾您进来,小女子~咳 spend sometime to do sth 和 spend sometime doing sth 的区别 spend an hour doing sth.和spend an hour to do sth.哪个对? spend somtime to do sth 和spend sometime doing sth什么区别 spend in doing sth和a few of造句 有spend.on doing sth spend sometime doing sth 语法分析 spend to do 和spend for sth 有何区别?那么spend doing 和spend for 有什么区别？ spend~in doing sth.和spend done有什么区别呢?