单项选择题
The large market share in china’s transportation is （）transport.
A.air B.rail C.truck D.pipeline
单项选择题 There is no difference between the environmental logistics and （）one .
单项选择题 For small and medium-sized companies, those logistics management is still（）
单项选择题 The retailer and manufacturer（） about 5-10% of their merchandise being returned.
