王老师:19139051760(拨打)复制微信 题目 更新时间:2023/4/3 The bus came after I ( ) for about half an hour. A.had been waiting B.have waited C. had been waited D.was waiting 答案 登录 注册 参考答案:A 出自:联大 >> 当代英语语法概论 广东工业大学继续教育学院