【题目】Grandma does all her own shopping and cooking—I have never seen ________ aged person.
A. an independent B. a more independent
C. the most independent D. the more independent
在线课程【答案】B
【解析】试题分析：句意：奶奶自己购物做饭，我从没见过比她更独立的老年人。否定词加比较级表示最高级意思，a表示“一个”，修饰person。故选B。