Fatherwassleepingdeeply MumwaswatchingTV. A... 国语站 题库 3.08W 大中小设置文字大小 问题详情： Father was sleeping deeply Mum was watching TV. A. when B. while C. after D. before【回答】B知识点：连词题型：选择题 TAG标签：MumwaswatchingTV #
