频率副词（always, usually, often等） — 英语选择题
题目
一周有5个上学日。本题约定：5天做某事用 always，4天用 usually，3天用 often，1天用 sometimes。Ben 周一、周二、周四和周五放学后踢足球。哪句话正确？A. Ben always plays football after school. B. Ben usually plays football after school. C. Ben often plays football after school. D. Ben sometimes plays football after school.