妇科病症治以平补肾气，常用代表方是

A．补肾地黄丸
B．肾气丸
C．补肾固冲丸
D．内补丸
E．大补元煎

____ the police know the killer's identity, they are getting close to catching him.

A．Even if

B．Although

C．Now that

D．As long as