我
- A.Hour circle
- B.Diurnal circle
- C.Observer's meridian
- D.Altitude circle
- A.Astronomical year
- B.Natural year
- C.Equinoctial year
- D.Sidereal year
- A.stern is drawn to the bank as the bow sheers off
- B.bow sheers toward the bank
- C.vessel continues in a straight line，but with greatly reduced maneuverability
- D.vessel will be drawn bodily into the bank unless the engines are stopped
- A.Two masthead lights
- B.One masthead light and a sidelight
- C.Both sidelights
- D.Stern light only
- A.either
- B.the master
- C.the Shipowner
- D.neither
- A.be considered
- B.be prudent
- C.be bold enough
- D.be carelessness
- A.channel 6
- B.channel 13
- C.channel 16
- D.channel 70
- A.She is underway
- B.She is not underway
- C.Whether she is underway cannot be determined
- D.She might be or not be underway
- A.Have/could have been saved
- B.Have/could have saved
- C.Had/could has saved
- D.Had/could have been saved
- A.Leave
- B.Sail for
- C.Take part in
- D.Make
