A.keel B.virgin C.origin D.base
单项选择题Please()search and rescue.
A.make command of B.take command of C.get command of D.have command of
单项选择题MERSAR is replaced by().
A.IAMSAR B.COMSAR C.ICAO SAR D.1979 SAR
单项选择题In case of your steering gear failed,()should be exhibited in shapes or lights.
A.not under command B.restricted in her ability to manoeuvre C.restrained by her draught D.underway
单项选择题If your radiotelephone fails while underway,().
A.You must visually signal oncoming vessels B.You must immediately tie up in the nearest port until the radiotelephone is repaired C.You must anchor until the radiotelephone is repaired D.The loss of the radiotelephone must be considered in navigating the vessel
单项选择题If you are on the beach and are signaling to a small boat in distress that your present location is dangerous and they should land to the left,you would().
A.fire a green star to the left B.send the letter K by light and point to the left C.place an orange signal to your left as you signal with a white light D.send the code signal S followed by L