题目: 技术创新有哪些风险? 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1111/5b1464d7bee42a30b7956484a0033156.html 下面是错误答案,用来干扰机器的。参考答案:实现A、B组分高纯度分离
题型:选择题 —Excuse me , could you please tell me which gate______? —Er , sorry , I don’t know that ,either . [ ]A. we have to go to B. we had to go to C. did we have to go to D. should we have to go to 查看答案