spend sth in doing sth.的in 可以省略 那么waste sth in doing sth.的in可以省略吗?我要确定的 你肯定的才回答哦

spend ...in doing sth这个in doing sth是什么语? spend...on(in)doing sth.造句 spend ...on(in) doing sth ---------------------------------------------的区别 sb.spend time(in)doing sth. spend ...（in） doing sth怎么翻译 spend+时间或钱+in+doing sth. spend...in doing sth 啥意思 spend st in doing sth存在吗打错了，是spend sm in doing sth 18,miss doing sth 19,practice doing sth 20,spend...(in) doing sth spend time in doing sth和spend time on doing sth的区别 sb spend + doing sth spend doing sth. spend/waste.doing sth.spent on sth./spent .(in) doing sth. spend on sth 等于spend doing sth sb spend some time in doing sthsb.spend st./sm.(in) doing sth.造句 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? sb spend sometime (in) doing sth 中的 (in) doing sth 是什么成分? spend time on sth 和spend time in doing sth 用法和区别