Customs clearance in the import-export trade is one of the traditional functions of a freight forwarder.Customs clearance measures mainly include （）。

单项选择题（） constitutes the principal mode of international transport and carries about 90 percent of international trade in terms of volume.

A.Rail/road transport
B.Airfreight
C.Multimodal transport
D.Marine cargo transportation

单项选择题Since the freight payments are taken care of by the freight forwarder， the carrier doesn′t have to take any （）.

A.benefit
B.responsibility
C.risk
D.advantage

单项选择题The bill of lading serves as a document of title enabling the goods to be transferred from the shipper to the consignee or any other party by endorsement.The（）can not be transferred to the third parties by endorsement.

A.shipped B/L
B.clean B/L
C.straight B/L
D.order B/L

单项选择题International trade is the exchange of goods and（）across national borders.

A.materials
B.factors of production
C.products
D.services

单项选择题Currently， different types of multimodal transport operations involving different combinations are taking place.（）transport does not refer to multimodal transport.

A.Sea/air
B.Sea/road
C.Sea/rail
D.Sea/sea