what is your mother hobby?为什么不用Does而是用Is?

what is your mother hobby?为什么不用Does而是用Is? (what)is(your) (mother)hobby改错 where（does）your mother works?为什么不用is what is your hobby what is your hobby? what is your mother's hobby的回答是什么? Is和does的用法()she your mother?为什么不用does what does it mean?为什么用does而不用is What is he waiting for?为什么用is不用does 英语翻译：what is your hobby? What is your mother What is your mother?