王老师:19139051760(拨打)复制微信 题目 更新时间:2023/4/3 8. All the desks in the classroom dust. A. are covered with B. are cover with C. are covering with D. covered with 答案 登录 注册 答A 出自:青书学堂 >> 新疆师范大学2021级学生第一学期结业课程考试《大学英语》 新疆师范大学继续教育学院