为什么 Where does your pen pal live live后面不加in

where does your friend lives?为什么? where does your mother where are you from where does your uncle live 为什么一个用are 一个用does where（does）your mother works?为什么不用is 为什么“Where does your mother work?”中 is不能代替does 难道不能读成“Where is your mother work? Where does your mother work? where does your uncle live? where(does)your friend (come)from?为什么用does和come? where does your uncle work为什么不能是where is your uncle work为什么这里work不能作名词 .. Where does your uncle live?这句话成立吗?does可以修饰名词吗?为什么会用does? 为什么是Where does your pen pal come from,而不是Where do your pen pal come from?you 不是第二人称吗?为什么用does? where does your father work?答句 does ,where ,your,work,brother,组词成句 Where does your mother working now Where does your uncle I ______? Where does your friend play with you? Where does your uncle work?(汉语） where does your feiend live?怎么回答