－I’m sorry I’m late. My bus got blocked in the traffic jam on Yu’ao Bridge. 

－         .

A．You are to blame for this.

B．Come on, not again!

C．That's quite understandable.Come on in.

D．Never mind. I am often late as well.

下列事例中，不属于利用声传递信息的是（　　）

A．铁路工人用铁锤敲击钢轨

B．铁匠师傅用铁锤敲击铁皮

C．医生给病人做“B超”检查

D．我国次声波站探测知道某国的核武器实验