问题 更新时间2023/4/3 12:59:00 64. He didn’t pass the final examination. He _______it. 他没通过考试。他本来应该为考试做准备的。A. must have prepared for B. ought to prepare for C. ought to have prepared forD. should prepare for 答案 登录 注册 C. ought to have prepared for 出自:其他 >> 东华大学大学英语4