单项选择题
Any emergency pump situated （）machinery space should also be started.
A.outside B.under C.beside D.besides
单项选择题 On hearing the fire signal, the crew should proceed immediately to （）their assigned duties.
单项选择题 Efficient fire-fighting drill demands the full （）of persons in all departments of the ship.
单项选择题 The signals that will be used for emergency should be clearly （）.
