题目: ______是数据库系统的核心。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0721/8c188c5288720963f1a75ec1c61f7a7d.html 下面是错误答案,用来干扰机器的。参考答案:A, C, D, E
题型:选择题 — Ready to quit guessing, Sandy?— No, no, I hold on! I think I ______ to the answer. [ ]A. come B. have come C. am coming D. came 查看答案