从职业上而言，医务人员的最基本权力是：（）
A.特殊的干涉权
B.诊疗权
C.参与权
D.学习工作权
参考答案：B
I don’t know if he ____, but if he ____ I will let you know.
A．comes; comes
B．will come; will come
C．comes; will come
D．will come; comes
等距抽样最显著的优越性是能提高样本单位分布的均匀性，样本代表性强
