需要密切观察血压的患者,测量血压时应做到()。
A.定时间
B.定听诊器
C.定人员
D.定血压计
E.定部位
参考答案:A, D, E
用于评价人群健康状况较为敏感的指标是( )
A.出生率
B.死亡率
C.婴儿死亡率
D.人口期望寿命
E.伤残调整生命年
She bought eggs yesterday, but there were them broken.
A.two scores of ; scores of
B.scores of; two scores of
C.scores of; two score of
D.score of; two scores