王进喜、焦裕禄、雷锋等一批英雄模范人物所体现出来的共同时代精神是[ ]

A、善于改革      

B、乐于奉献      

C、不骄不躁      

D、勇于创新

Anv loss or damage noticed when the goods are delivered must be reported to the( )at the time，otherwise he will not be liable for it．

A．carrier

B．consignee

C．shipper

D．consignor