The girl is singing a song.(对划线部分提问)

问题描述:

The girl is singing a song.(对划线部分提问)

what is this girl doing?

哪有划线 是singing划线吗
那就是 what is the girl doing?

对 the girl 划线的话
Who is singing a song?
对singing the song 划线的话
What is the girl going?
如对您有所帮助,