I spent 100 yuan on a MP5 yesterday 同义句

问题描述:

I spent 100 yuan on a MP5 yesterday 同义句
是不是I spent 100 yuan buying a MP5 yesterday
和I pay 100 yuan for a MP5 yesterday?

I spent 100 yuan (in) buying a MP5 yesterday.
=I spent 100 yuan on a MP5 yesterday.
I paid 100 yuan for a MP5 yesterday.