单项选择题
A.FEU B.TUE C.TCU D.Twenty-feet Equivalent Unit
（）has three specific points: fixed line, fixed ports an...
单项选择题（）has three specific points: fixed line, fixed ports and announcing shipping time in advance.
A.Liner transport B.Line ship C.Line container D.Line
（）can create added value.A.Distribution processing ...
单项选择题（）can create added value.
A.Distribution processing B.Manufacture C.Product process D.Packaging
Air cargo is （）A.air transport B.air f...
单项选择题Air cargo is （）
A.air transport B.air freight C.air delivery D.plane
