下列可转换债券对发行公司的意义表述错误的是（） ["低成本筹措资金","可以实现合理避税","不会扩大股东基础，保护原有股东控股权","无即时摊薄效应"]
普通发票指税务机关直接控制和管理的统一发票。（）属于普通发票 ["餐饮发票","文化娱乐业的各种门票","司法部门的公证费收据","文教单位的收据"]
You are working with a client to deploy QoS on their Frame Relay WAN. They would like to be able to allow packets to cross the Frame Relay WAN but have them marked as discard eligible if they exceed the QoS policy. How would you accomplish this task?（） [" Configure a class map that sets the DE bit so that the policy map can correctly apply a violate-action if the policy is exceeded."," Configure a service policy that sets the DE bit and apply it to the serial interface connected to the Frame Relay WAN."," Configure a policy map that has a burst-max action of setting the DE bit if the policy is exceeded."," Configure a policy map that has a violate-action to change the DE bit from 0 to 1."]
2010年2月9日下午14：10，综采队早班职工冯某与张某一起从控制台里面向无极绳尾抬运轨道，冯某走在前面，到控制台处时，冯某右手碰在控制台旁的工具箱上，造成右手食指骨折。
事故原因：职工安全意识不强，搬运物料时，对周边的环境确认不到位；搬运的人员，互相配合不到位。没有佩戴手套。
防范措施：两人以上同时搬运物料时，注意互相配合，抬起物料（重物）时，要一头一头抬起，严禁两头同时抬起；放物料时也要一头一头落下，严禁抛扔物料，以防弹起伤人；搬运物料时，要佩戴手套。造成该事故的原因有（）。 ["伤者自保意识不强；","多人协同作业时未配合好；","伤者未戴手套；","伤者站位不当。"]
以产品形态和交易方式划分，金融衍生工具包括（）等几大类。 ["互换","期货","远期","期权"]
简述商业银行常用贷款定价方法及其内容。
