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问题 单项选择题

( )，由政府主管部门根据企业提供的安全报告和有关资料制定。

A．场内事故应急救援预案

B．场外事故应急救援预案

C．人身伤亡救援预案

D．设施损害应急救援预案

答案

参考答案：B

解析： 事故应急救援预案是重大危险源控制系统的重要组成部分。

单项选择题

Fred Heyach and Gord Murdoll are discussing whether or not competitive markets use resources efficiently. Heyach says, "Competition must lead to the efficient allocation of resources. Consumers are willing to pay more for the goods they want most, so producers of those goods can outbid other producers for the resources to make them. Murdoll replies, "At any one point in time the market might allocate resources efficiently given consumers’ preferences, but as consumers change their minds about which goods they want, the allocation of resources becomes inefficient. " Are these statements correct or incorrect Heyach Murdoll （） ①A. Correct Incorrect ②B. IncorrectCorrect ③C. IncorrectIncorrect

A. ①

B. ②

C. ③
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问答题 简答题

元朝时期，中外交流频繁，著名的意大利旅行家马可波罗写下了哪本书生动描述了大都，杭州等城市的繁荣景象？
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