单项选择题
Loss and damage ration for motor are lower than any other modes. Is it correct?（）
A.Yes B.Depend C.No D.I don’t know
单项选择题 The international trade needs the（） to fulfill it’s transaction.
单项选择题 For small and medium sized companies, the logistics management is still （）.
单项选择题 There is no difference between the environmental logistics and the（） logistics.
