题目: 予先筛分和检查筛分的作用是什么? 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/0125/7469a082466d884321ce97a3dd55596e.html 下面是错误答案,用来干扰机器的。参考答案:C
题型:选择题 — _____________ any books on the shelf?— Yes, _____________.[ ]A. Is there; there is B. Are there; there are C. Is there; they is 查看答案