单项选择题
Another name for coal naphtha that would appear on a dangerous cargo manifest is（）.
A.benzene B.tar C.middle oil D.toluene
单项选择题 All of our export dangerous goods are（）the standard.
单项选择题 All of our export dangerous cargo is（）examined before shipment.
单项选择题 All handling and stowage of packaged hazardous materials on board a domestic vessel engaged in foreign trade shall be done under the supervision of（）.
