We sent an e－mail to your Sales Department a week

We sent an e-mail to your Sales Department a week ago asking about the goods we had ordered．

A．一周前你方销售部发来电子邮件，询问我方是否需要购买该产品。

B．一周前我们给你方销售部发了电子邮件，查询我们所订购的货物。

C．一周前我们给你们销售部发了电子邮件，想核查我们要买的货物。

D．一周前你方的销售部派人来核实我们的订购货物的有关电子邮件。