对"The girl in a red skirt is my sister."提问对“in a red skirt”提问格式为“_____ _____ is _____ sister?”

问题描述:

对"The girl in a red skirt is my sister."提问
对“in a red skirt”提问
格式为“_____ _____ is _____ sister?”

Which one is your sister?

which girl is your sister?