问题
问答题 简答题
信号安全工作应防止“两失一违”的内容是什么？
答案
参考答案：
（1）信号设备失修；
（2）信号设备联锁失效；
（3）违章作业。
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信号安全工作应防止“两失一违”的内容是什么？
参考答案：
（1）信号设备失修；
（2）信号设备联锁失效；
（3）违章作业。
| 完形填空。 | ||||
| Liu Qian is a magician (魔术师) from Taiwan. For the CCTV Spring Festival Gala (春晚) he put on two magic shows. They were very 1 . Now everyone is mad about magic. We all want to know 2 a trick! Liu didn't go to any magic school. He learned 3 . He worked hard at it. Now he is a great 4 . When Liu was seven, he saw a coin trick in a big store. At that 5 , Liu decided to learn magic. Liu practiced hard 6 his skills. Then one day he was able to put on a show for his class. "I saw the 7 on everyone's face. It was cool." Liu still practices hard today. He may spend three years 8 on a new show. Many people fell in love 9 magic after Liu's two shows. They're studying how Liu's tricks work. I hear that one boy can do the tricks in Liu's show. He is a top student in my class. Everyone likes him. I can't wait 10 his shows! Sun Wei from Xi' an loved magic when he was younger. He spends lots of time studying how to play tricks. Now he could do card tricks really well. | ||||
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