一个英语句子中:I an going to put it on the floor.句子中的p

问题描述:

一个英语句子中:I an going to put it on the floor.句子中的p
一个英语句子中:
I an going to put it on the floor.
句子中的put it on ,是由词组put on 变来的?
还是on只是做介词短语用?

介词短语 不然put on就是穿衣服的意思了