单项选择题
A.consume B.assume C.perfume D.resume
Vessels should maintain a sharp lookout，especially duri...
单项选择题Vessels should maintain a sharp lookout，especially during December through March，when navigating the right whale’s only known calving grounds which lie off the coasts of（）.
A.Nova Scotia B.Maine and Massachusetts C.Georgia and NE Florida D.California and Mexico
Vessel engaged in the launching or recovery of aircraft...
单项选择题Vessel engaged in the launching or recovery of aircraft is called（）．
A.A vessel restricted in her ability to maneuver B.A vessel not under command C.A vessel constrained by her draught D.A vessel not under way
Underway at night，a vessel displaying the lights shown ...
单项选择题Underway at night，a vessel displaying the lights shown is（）.
A.Engaged in fishing B.Mine sweeping C.A pilot boat D.Under sail
