选择题：用于反映国民经济发展速度、比例关系等方面的统计指标，都属于（）。A.总量指标B.相对指标C.平均指标D.编译指标

—位术后贫血合并有心功能不全的老年患者,输人以下何种血细胞制品最恰当A、浓缩红细胞;B、洗涤红

A ______ criminal must have the benefit of the ______ until we’re certain he's guilty. A.suspected;doubt B.doubted;suspect C.doubted;doubt D.suspected;suspect

原发性醛固酮增多症术前药物准备首选A、普萘洛尔;B、酚苄明;C、氨苯蝶啶;D、氯化钾;E、螺内酯;

患儿,男,5岁。水肿4天,气促1天,伴尿少,尿色深。尿常规检查:RBC(＋＋)。查体:R32次／分,心音增强,两肺

资料：Human resource professionals act as mediators between an organization's management and its workers. This requires wearing many hats It's an HR administrator's job to make sure that employees are working in a safe environment that disputes are settled，