问题 更新时间2023/4/3 12:59:00 —How about going sightseeing this Saturday afternoon?---Sorry, I _______ my research report the whole weekend.A. will have writtenB. will be writingC. have writtenD. have been writing 答案 登录 注册 选择答案:B. 出自:麦能网 >> 山西财经大学英语3