单项选择题
（）has more than ten percent broken wires. Stop using it at once.
A. The cargo runner B. The cargo block C. The derrick sling D. The lashing wire
单项选择题 It is flammable cargo. Keep it away from the （）.
单项选择题 （）must be kept away from dry cargo.
单项选择题 Wet cargo must be kept away from （） cargo.
