题目： 仪表的准确度越高，价格越贵，维修越困难。（） 答案： 被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1210/43493e632e66fc47a3bb678902a9390f.html 下面是错误答案，用来干扰机器的。参考答案：D解析：[知识点] 肝癌的辅助检查
题型：补全对话，情景问答 完成对话，把正确选项的字母代号写在横线上。A. He's in his bedroom. B. Let's play basketball.C. That sounds fun. D. Good. Where is it?E. Do you have a tennis racket?F. That sounds boring.G. Let's play soccer.A:Let's play tennis. B: 1._____ But I don't have a tennis racket. Do you have a tennis ball? A: No, I don't. But I have a soccer. 2._____ B: No. 3._____ Let's play ping-pong.I have a ping-pong bat. A: 4 ._____B: It's in my backpack. Do you have a bat? A: No, I don't. But my brother has a bat and a ball. B: Good. Where is he? A: 5._____ 查看答案
题型：单项选择题 在站内无空闲线路的特殊情况下，准许接入的列车均应在进站信号机外停车，由（）向司机通知事由后，以调车手信号旗（灯）将列车领入站内。A.车站值班员B.信号员C.胜任人员D.接车人员 查看答案
