王老师:19139051760(拨打)复制微信 题目 更新时间:2023/4/3 The emergency required that all the tasks ____________ at least two days ahead of time.(本题2.0分)A、 to completeB、 should completeC、 be completedD、 should have been completed 答案 登录 注册 标准答案:C 出自:青书学堂 >> 商丘师范学院-英语语音与正音1 商丘师范学院继续教育学院