对暴发性肝炎评价临床抢救效果时最恰当的指标应是()
A.患病率
B.发病率
C.死亡率
D.罹患率
E.病死率
参考答案:E
My aunt works ________ a newspaper _______ a reporter.
A.as, for
B.for, as
C.with, for
D.for, with
在形成全口义齿龈外形的蜡型时,前牙蜡刀与人工牙轴面之间的角度为()。
A.25°
B.30°
C.45°
D.60°
E.90°