问题 更新时间2023/6/13 12:49:00 If the whole program ________ beforehand, a great deal of time and memory would have beenlost.A. was not planned B. were not plannedC. would not plannedD. had not been planned. 答案 登录 注册 D 出自：国家开放大学 >> 国家开放大学开放英语
问题 更新时间2023/6/13 12:49:00
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