单项选择题X 纠错
A. They work four hours and have four hours for rest.
B. They work eight hours and have four hours for rest.
C. They work four hours and have eight hours for rest.
D. They work eight hours and have eight hours for rest.
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单项选择题
A. Sailors are always on watch on the bridge.
B. Deck officers are always on watch on the bridge.
C. Sailors are never on watch on the bridge.
D. Deck officers are never on watch on the bridge.
单项选择题
A. Bow stern full to port!
B. Bow stern half to port!
C. Stern thrust half to starboard !
D. Stern thrust full to port!
单项选择题
A. Bow stern full to port!
B. Bow stern half to port!
C. Stern thrust half to starboard !
D. Bow thrust full to port!
单项选择题
A. Bow stern full to port!
B. Bow stern half to port!
C. Bow thrust half to starboard !
D. Bow thrust full to port!
单项选择题
A. Bow stern full to port!
B. Bow stern half to port!
C. Bow thrust full to starboard !
D. Bow thrust full to port!