非谓语动词的 doing是既可以是动名词又可以是现在分词么?

问题描述:

非谓语动词的 doing是既可以是动名词又可以是现在分词么?

是啊

是的,具体是做动名词还是现在分词要看在句子中起到的作用.
Dong morning exercise is good for your helth.(动名词)
He is doing morning exercise.(现在分词)