问题 更新时间2023/4/3 12:59:00 [多选题] What are the synonymous of the phrase "off and on"? A、at times B、now and then C、occasionally D、up and down 答案 登录 注册 A、at times B、now and then C、occasionally 出自:青书学堂 >> 河南大学大学英语1