单项选择题
The case for Dangerous Goods in question was badly crushed and was returned to dock shed and （）.
A.shorlanded B.shortshipped C.shortdischareged D.shortoperated
单项选择题 The Captain ordered the dangerous cargo on deck（）to lighten the ship and minimize the risk at sea.
单项选择题 The air cylinder bottles in the survival craft should be refilled with（）.
单项选择题 The (auto)ignition temperature is that temperature atwhich（）.
