【单选题】When the output gap is positive, it represents ( ) gap, and when it is negative, it represents ( ) gap.
A.
a recessionary; an inflationary
B.
an inflationary; an employment
C.
an inflationary; a recessionary
D.
an employment; an unemployment
【单选题】When the output gap is positive, the unemployment rate is:
B.
above the natural rate.
C.
below the natural rate.
【单选题】具有选择性抗凝血因子ⅩA活性的药物是()
【单选题】具有凝血活性的维生素是是
J.
β-生育酚 K. γ-生育酚 L. δ-生育酚
【判断题】检测发动机凸轮轴时,必须测量凸轮的圆度和圆柱度。( )
【单选题】“digital divide”in the 4th paragraph refers to ____.
A.
the gap in terms of computer ownership
B.
the tendency of computer ownership
C.
the dividing line based on digits
D.
the ethnic distinction among American households
【单选题】下列不是化疗药物损伤的预防措施( )。
B.
配置前应进行化疗药物操作规程及废弃物处理培训
【单选题】A negative output gap is associated with a(n) _____ unemployment rate.