单项选择题
A.permit B.permitting C.is permitted D.permits
The master of any vessel entering Singapore may （） radi...
单项选择题The master of any vessel entering Singapore may （） radio pratique to the Port Health Officer through his local agent.
A.apply to B.apply for C.apply with D.apply in
The master got permission to pump out 500 tons of clean...
单项选择题The master got permission to pump out 500 tons of clean sea water for （）.
A.the purpose of trimming B.the approval for ballast C.the purpose of voyage D.the approval for operation
The load line certificate is issued by（）.A.CCSB.the Nat...
单项选择题The load line certificate is issued by（）.
A.CCS B.the National Cargo Bureau C.MSA D.PRC Customs
