you cell phone is quite nice where did you buy____? In City shopping mall DO you want to buy__too?
问题描述：
you cell phone is quite nice where did you buy____? In City shopping mall DO you want to buy__too?
it 和One 用哪个 为什么
答
第一个空填It, 表示特指,指代前文已经出现的cell phone.
第二个空填One, 表示泛指,指的也是cell phone,但并非前文出现的那个.
整个句子的意思是 你的手机挺好的,在哪里买的（它）?在市里的购物中心你也想买一个（手机）吗?
不知是否理解,欢迎追问