國際貨運代理國際貨運代理專業(yè)英語單項選擇題每日一練(2019.01.18)

來源：考試資料網(wǎng)

1 Many businesses ship their products by rail if they are shipping long distance because it can be（）to ship in large quantities by rail than by truck.

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2 When one of the original bills of lading being surrendered to the carrier， the others become （）.

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