初产妇，25岁，妊娠40周，临产后出现烦躁不安，呼吸加快，剧烈下腹部痛，下腹拒按，胎心听不清，查体腹部有病理性缩复环，导尿为血尿。此时诊断为（）

A.子宫破裂

B.先兆子宫破裂

C.羊水栓塞

D.Ⅲ度胎盘早剥

E.急性阑尾炎

What’s the speaker going to do with the letter

A．He would throw it away.

B．He would keep it.

C．He would post it.

D．He would stick a stamp on it.