下列不属于普通股特征的是( )。
A．无期限
B．具有表决权
C．可获得固定的股息
D．具有剩余索取权
参考答案：C
解析： 此题考查股票的基本特征。
The voyages of travellers before the 17th century show that they were not ________ the sea even though
they didn't have modern navigational aids. [ ]
A. at the expense of
B. at the risk of
C. in the way of
D. at the mercy of
胸外心脏按压频率一般成人为（）
A.110～120次／分
B.100～120次／分
C.90～100次／分
D.80～100次／分
E.80～90次／分
