--I want a red pencil,please.--Only one left.Would you like to have ____ ,boy?为什麽
问题描述：
--I want a red pencil,please.--Only one left.Would you like to have ____ ,boy?为什麽
答
填写it,因为前面提到only one left,只有一份,应该指的就是前面那个红色的铅笔,同类同个物品就用it,