问题 更新时间2023/4/3 12:59:00 61. The three ______ working telephone lines are quite busy following the earthquake.(本题1.0分) A、 remaining B、 remained C、 having remained D、 remains 答案 登录 注册 答案:A 出自:青书学堂 >> 河北建筑工程学院-大学英语2(高起本)