單項選擇題
A.Way point B.Receiving point C.Reporting point D.Closest Point
A.Drag B.Dredge C.Weigh D.Lie
A.Beside B.Besides C.Except D.Excepting
A.persist B.persists C.to persist D.persisted
A.Standing by on VHF frequency B.Coming to VHF frequency C.VHF frequency. is the best place for you to stay by D.remaining in frequency. and do not change