不可控成本是指（）。 A.不能够控制的成本 B.现在不能控制的成本 C.特定责任中心

一位八年级的女同学在家里拿了2000元钱，独自坐车去南宁观看自己崇拜的歌星的演唱会。中途被人贩子团伙欺骗欲带往外地，幸亏警方早已盯上了该团伙，才成功解救了该女同学。

就此事例，学校组织各班开展多种形式的教育活动，引导同学们正确认识和对待偶像。请你一起参与进来，完成下列问题：

（1）写出你的偶像是谁，并用几个词概括你崇拜他（她）的理由。

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（2）为什么青少年学生会“追星”？写出你的认识，与大家一起探讨。

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（3）“追星”有哪些利与弊？

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（4）青少年学生应如何对待偶像？

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稻田里的杂草和水鱼争夺阳光、养料和水分，体现了生物与生物之间有：

A．捕食关系

B．合作关系

C．竞争关系

D．分工关系

女性，5岁，面色少华，不思纳食，形体偏瘦，精神状态一般，无特殊异常，大小便基本正常，舌苔白，脉有力。治疗首选方为（）

A．异功散

B．木香大安丸

C．香砂六君子汤

D．健脾丸

E．曲麦枳术丸

Clean Ltd was established some five years ago to manufacture industrial solvents and cleaning solutions, and Des was appointed managing director.The company’s main contract was with Dank plc a large industrial conglomerate.In the course of its research activity, Clean Ltd’s scientists developed a new super glue. Des was very keen to pursue the manufacture of the glue but the board of directors overruled him and decided that the company should stick to its core business.The managing director of Dank plc is a friend of Des’s and has told him that Dank plc will not be renewing its contract with Clean Ltd as he is not happy with its performance. He also told Des that he would be happy to continue to deal with him, if only he was not linked to Clean Ltd.Following that discussion Des resigned from his position as managing director of Clean Ltd and set up his own company, Flush Ltd which later entered into a contract with Dank plc to replace Clean Ltd. Flush Ltd also manufactures the new glue discovered by Clean Ltd’s scientists, which has proved to be very profitable.Required:In the context of company law, advise the board of Clean Ltd as to whether they can take any action against Des or Flush Ltd. (10 marks)

在电气设备上工作时，签发工作票可以是（）。

A.工作票签发人

B.工作负责人

C.工作许可人

D.工作班人员