单选题:The HIV virus has caused more deaths in developed countries. 题目分类:卫生类 题目类型:单选题 查看权限:VIP 题目内容: The HIV virus has caused more deaths in developed countries. 参考答案: 答案解析:
There is a growing gap between the rich and the poor.( ) There is a growing gap between the rich and the poor.( ) 分类:卫生类 题型:单选题 查看答案
《建设工程安全生产管理条例》规定,施工单位的( )等特种作业人员,必须按照国家专门规定经过专门的安全作业培训,并取得特 《建设工程安全生产管理条例》规定,施工单位的( )等特种作业人员,必须按照国家专门规定经过专门的安全作业培训,并取得特种作业操作资格证书后,方可上岗作业。 分类:卫生类 题型:单选题 查看答案