Where does his father work?句中的does为什么不用is?

Where does his father work?句中的does为什么不用is? where does your father work?答句 他的工作是?英语翻译what is his jib?为什么句中的is不用does? where does her father work Where does he live?为什么用does 不用is where does your father work? 为什么是 does 不是do?为什么是work不是works? when,father,work,does,to,his,go连句 Where does Alice father work?回答时加不加does? "where does she live" 的"dose"为什么不用"is" where（does）your mother works?为什么不用is where does your uncle work为什么不能是where is your uncle work为什么这 where does Ken put the book in the end? 句中的does可以用is代替吗?为什么?