单项选择题
A.control flooding，control fire，repair structural damage B.restore vital services，control fire，control flooding C.control fire，restore vital services，control flooding D.control fire，control flooding，repair structural damage
The notice of casualty to a vessel must include（）.A.a r...
单项选择题The notice of casualty to a vessel must include（）.
A.a request for assistance B.the location of the unit at the time of the casualty C.an estimate of the cost to repair damages D.the amount of fuel remaining
The Loran needs（）.A.repairingB.to repairC.repairsD.have...
单项选择题The Loran needs（）.
A.repairing B.to repair C.repairs D.have repaired
The equipment is very old．It’s not worth（）.A.repairingB...
单项选择题The equipment is very old．It’s not worth（）.
A.repairing B.to repair C.repair D.to be repaired
