问题
单项选择题
Door-to-door services refer to carriers（）goods in the shipper's and consignees’warehouse．
A．sending
B．delivering
C．picking up
D．shipping
答案
参考答案：C
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Door-to-door services refer to carriers（）goods in the shipper's and consignees’warehouse．
A．sending
B．delivering
C．picking up
D．shipping
参考答案：C