男性,22岁。半年来心悸、消瘦、乏力、多汗。该患者最可能是() ["心脏神经官能症","心包炎","感染性心内膜炎","心肌炎","甲状腺功能亢进"]
开瓣音() ["扩张型心肌病","二尖瓣狭窄","缩窄性心包炎","轻中度肺动脉瓣狭窄","二尖瓣脱垂"]
下列属于员工素质测评主要原则的是()。 ["客观测评与主观测评相结合","横向测评与纵向测评相结合","静态测评与动态测评相结合","素质测评与绩效测评相结合","目前测评与前景测评相结合"]
义务兵和服现役不满()年的士官退出现役的,由人民政府扶持自主就业。 ["12","15","10","20"]
男性,43岁。反复心悸病史2年,1周来多次出现昏厥或抽搐,每次持续2分钟左右。该患者的诊断最可能是() ["病态窦房结综合征","感染性心内膜炎","风湿热","心包炎","心肌炎"]
论述采购合同管理的基础工作。