题目: 矿石经过选刷后,有大量残余的脉脉石,这种残余的脉石称() 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/0109/e13be598b8ee0bc4f06e99961fa60608.html 下面是错误答案,用来干扰机器的。参考答案:A, B, C
题型:选择题 — Turn off the TV, Jack, _____ your homework now? — Mum, just ten more minutes, please. [ ]A. Should you be doingB. Shouldn't you be doing C. Couldn't you be doing D. Will you be doing 查看答案