"Where is your mother going ___?"横线上怎么能添"to"呢?

"Where is your mother going ___?"横线上怎么能添"to"呢? Where is your mother going to?请问Where不是副词吗?怎么还要加to? weekend,is,mother,where,this,going,your(.) Is your mother going to buy newspapers? Where is your mother? 你妈妈在哪儿?去上班了.Where is your mother?She ___ ___ ___ ___ . 英语翻译Where ___ your mother ___? your ,is,going,LonDon,mother,to,go,autumn,in,to,) is your mother going to cook a big mealtonight?怎么回答 Where is your mother?She _______ (go) to Hong Kong where is your mother?下一句. Is your mother going to do some shopping tomorrow?回答