It’s necessary to be prepared for a job interview.              the answer ready will be of great help.

A．To have had

B．Having had

C．Have

D．Having

女性23岁患者，1周前感到排尿不适，查尿常规有白细胞尿，则其尿中白细胞数应为（）。

A.1个/HP

B.2个/HP

C.3个/HP

D.4个/HP

E.5个/HP