单项选择题
A.spends；in B.spent；on C.has spent；on D.had spent；in
Water can’t be used to put out fires of （）A.Class AB.Cl...
单项选择题Water can’t be used to put out fires of （）
A.Class A B.Class B C.Class C D.B+C
（）means the person designated as responsible for the de...
单项选择题（）means the person designated as responsible for the development, implementation, revision and maintenance of the port facility security plan and for liaison with the ship security officers and company security officers.
A.Ship security officer B.Company security officer C.Port facility security officer D.PSC officer
（） means the person designated by the Company for ensur...
单项选择题（） means the person designated by the Company for ensuring that a ship security assessment is carried out; that a ship security plan is developed, submitted for approval, and thereafter implemented and maintained and for liaison with port facility security officers and the ship security officer.
