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

单项选择题In practice， a set of（）original bills of lading is the most common.

A.one
B.two
C.three
D.four

单项选择题Consolidation can benefit all concerned.For exporters and shippers， they get the benefit of（）than they would have normally paid to the carrier.

A.a lower rate
B.a wholesale rate
C.a low rate
D.an inexpensive rate

多项选择题The general additional risks including（）are covered in all risks coverage.

A.risk of shortage
B.risk of leakage
C.strikes risk
D.risk of rust

单项选择题（） are applicable to any type of commodity， without the restriction of hazardous consignment size.

A.Tramp Rates
B.Class Rates
C.Open Market Rates
D.General Cargo Rates

多项选择题A Unclean B L may be issued because of （）.

A.damage to cargoes
B.improper packing
C.late delivery
D.shortage of cartons