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單項(xiàng)選擇題

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

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單項(xiàng)選擇題

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

A.invalid
B.valid
C.clean
D.dirty

單項(xiàng)選擇題

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.

A.the providing of services
B.the utilizing of services
C.the booking of space
D.the loading and unloading