[单选] Fire protection regulations for towing vessels require that drills be conducted on board the vessel as if there were an actual emergency. Drills include all of the following，EXCEPT（）.
A . testing all alarm and detection systems B . breaking out and using the vessel's emergency equipment C . participation by selected crew members D . one person putting on protective clothing，if the vessel is so equipped
结核性脑膜炎，常发生在（） 结核原发感染后1年以内。 结核原发感染后2年内。 结核原发感染后3年内。 结核感染多年后。
中学专斋和西学专斋在（）方面基本相同： ①规模 ②学生在校待遇 ③教学内容和方法 ①②。 ①③。 ①②③。 ②③。
混凝土带模养护有何要求？
在半自动闭塞区段，列车在站内LKJ故障无法正常使用时，请求更换机车。
私人银行客户活动管理的具体内容包括（）。 制定规划。 审核方案。 评价效果。
Fire protection regulations for towing vessels require that drills be conducted on board the vessel as if there were an actual emergency. Drills include all of the following，EXCEPT（）.
