21世纪人类要解决的科技伦理问题包括（） ["生态伦理","生命伦理","网络伦理","家庭伦理"]
《医疗器械经营许可证》遗失的，医疗器械经营企业应当立即在原发证部门指定的媒体上登载遗失声明。自登载遗失声明之日起满（）后，向原发证部门申请补发。
中国整个动物保护法律体系有几种形式？
our company uses network access protection (NAP) to enforce policies on client computers that connect to the network. Client computes run windows vista. A group policy is used to configure client computers to obtain updates from WSUS. Company policy requires that updates labeled important and critical must be applied before client computers can access network resources. You need to ensure that client computers meet the company policy requirement. What should you do?（） ["Enable automatic updates on each client.","Enable the security center on each client.","Quarantine clients that do not have all available security updates installed.","Disconnect the remote connection until the required updates are installed."]
虚拟建造技术应用流程的最终结果是（）。 ["A.施工过程仿真 ","B.新技术的验证实施 ","C.确定最佳施工方案 ","D.建立施工过程模型"]
简述旅游消费心理的发展趋势。
