盆腔肾：
A.在异常位置的正常表现
B.在正常位置的异常表现
C.在正常位置的正常表现
D.以上各项均是
参考答案：A
To be honest, if it were not for the fact that you ____ my close friend, I would not take such pains
to serve you. [ ]
A. were
B. are
C. had been
D. have been
证券公司代发行人发售证券，在承销期结束时，将未售出的证券全部退还给发行人的承销方式是（）。
A．代销
B．余额包销
C．全额包销
D．包销
