[单选题]It is important to get familiarized with the emergency exits onboard, when should this be done?
[单选题]Even in the absence of express instructions, the authority of the master of a ship is very large and ________ to all acts that are usual and necessary for the employment of the ship
[单选题]______ may be defined as a departure without justification and under no necessity from the proper and usual course of an agreed voyage, whereby the character and the incidents of such voyage are altered.
[单选题]Canal Light Vessel，_____at Lat．31．2°N，Long．112．4°E，has a red hull with its name painted on both sides．
[单选题]A hurricane moving to northeast out of the Gulf passes west of your position. You could expect all of the following EXCEPT______
[单选题]A vessel is approaching from dead ahead. Both of her sidelights are visible and her range lights are in line. Which of the following could you do first ?__________.