spend on与spend doing的区别和用法?

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spend on与spend doing的区别和用法?
spend on与spend doing的区别和用法?

spend on与spend doing的区别和用法?
spend...on 一般后面只跟名词,如：
He spent 3 days on the work.
同样的意思,如果用spend...(in) doing sth.来表达,那就是：
He spent 3 days doing the work.
这两个句型都用于”花多少时间用于某事“,只不过一个后面直接跟名词,另一个跟动名词

spend time ／money on sth. 在……上花费时间(金钱)
spend time ／money (in) doing sth. 花费时间(金钱)做某事

spend.on spend.in 与spend.doing的区别 spend on与spend doing的区别和用法? spend on sth 等于spend doing sth 有spend.on doing sth spend on与spend on的区别 spend time后面+on doing还是spend time doing spend in doing 和 spend on doing的区别 spend on与spend in doing区别就是后面加什么 spend on与cost spend in doing还是 on doing spend money on doing sth 有这用法吗spend money on doing 与spend time in doing 是这样吗,求详解~ spend与spend on的区别 spend doing sth.和 spend on sth.有什么区别? spend on等于spend doing还等于什么 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...on(in)doing sth.造句 spend st/sm on doing sth 造句 spend ...on(in) doing sth ---------------------------------------------的区别