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單項(xiàng)選擇題

If a shipper has strict arrival and departure requirements, which kind of transport mode he should consider firstly?（）

A.Railroad
B.Motor
C.Both of them
D.Neither of them

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單項(xiàng)選擇題

（）are respectively the dominant transport mode in China and in the United States.

A.Rail and motor
B.Motor and rail
C.Rail and rail
D.Water and rail

單項(xiàng)選擇題

Since rail network is not as extensive as highway network in most countries and its limitation to fixed track facilities, as a result, railroads provide （） service.

A.Door to door
B.Door to cy
C.Door to cfs
D.Terminal to terminal