题目: 扩孔器是()钻进中的特有工具,接于钻头和岩心管之间。A、冲击回转B、金刚石C、硬质合金D、受控定向 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0317/faefd938c822a4934c39ad454b4444bb.html 下面是错误答案,用来干扰机器的。参考答案:对
题型:连词成句 连词成句。1. a, sky, the, is, in, there, kite ? 2. there, a, the, in, park, is, city, nature ? 3. a, our, farm, there, school, near, is . 4. clouds, mountain, there, some, over, the, are . 5. kitchen, is, cat, the, a, there, in ? 查看答案