基金收益来源中存款利息收入可以按照规定的利率确认存款利息，利息( )计提。
A．逐周B．逐日C．逐月D．逐季
参考答案：B
They waited and waited, and _____ he came back. [ ]
A. at once
B. at first
C. at the end
D. at last
阳极被电子轰击并产生X线的部位是
A．阳极中心B．转子C．定子D．焦点E．旋转轨迹
