由李毓珍教授编写出版的（），作为民盟刊物，反对内战，扩大了民盟的影响。 ["A.《虎啸沟》","B.《北风》","C.《南语》","D.《战言》"]
制定人力资源规划的原则包括（）。 ["目标性原则","系统性原则","适应性原则","协调性原则","封闭性原则"]
When a survival craft drill is held，the person in charge must insure that（）. ["all survival craft are lowered to the water，launched，and operated for thirty minutes","all davits used for launching liferafts are operated","each emergency position indicating radio beacon is tested for thirty minutes","the helicopter pad landing lights are operating in a quick-flashing mode"]
水下混凝土浇筑的顶面高程有何要求？
可以招募直销员的单位有（） ["A.直销企业","B.直销企业的分支机构","C.直销企业委托的其它公司","D.以上都可以"]
围堰封底抽水时，水下混凝土的强度有何要求？
