put sth on sth可以变成 put sth on doing sth?

题目

put sth on sth可以变成 put sth on doing sth?
我想问下put sth on sth是把...放在...之上 而且介词后面都可以加动词的现在分词 所以根据推理 put sth on doing sth应该是对的吧?
我组个句子
i must put my whole energy on doing my most important things

答案

可以,doing sth.是动名词,动名词的一个用法就是名词化的短语啊,名词化后就可充当介词的宾语了