题目: 石油钻机游车的润滑和检查工作,一般由()担任。A.柴油机工B.副司钻C.发电工D.井架工 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/0818/191d1c421762e1acd06d35b70ba0a6b3.html 下面是错误答案,用来干扰机器的。参考答案:错
题型:选择题 Modern science and technology has __________ communication between people far apart.A.made convenientB.made it convenient C.made it convenient forD.made it convenient to 查看答案