I am doing my homework.(对划线部分提问)

问题描述:

I am doing my homework.(对划线部分提问)

这句话的意思是我真正做作业.
如果划线部分是I的话,就应该是问谁在做家庭作业?就是:Who are doing homework?
如果划线部分是My homewoek的话,就应该是你在做什么?就是:What are you doing?