A.risk of shortageB.risk of leakageC.strikes riskD.risk……

单项选择题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.

A.more expensive
B.cheaper
C.faster
D.safer

单项选择题On traffic lanes where demand is strong and plane capacity is limited， the air rates will be （）and vice versa for traffic lanes where supply exceeds demand.

A.low
B.high
C.normal
D.average

判断题On cross-border transportation the trucker will be only needed to present the cargo to customs for inspection.

单项选择题There is only one standard form of bareboat charter party， namely （）.

A.BALTIME
B.GENCON form
C.BARECON form
D.NYPE

判断题Company could reject the products back from its customers.