单项选择题 When one of the original bills of lading being surrendered to the carrier， the others become （）.

单项选择题 The services that a freight forwarder renders may often range from routine and basic tasks such as（）or customs clearance to a comprehensive package of services.

判断题 There are three major routes of container transportation： Far East to North America， Far East to Europe and Mediterranean， North America to Europe and Mediterranean.