---Midship!
---Reply: （）
---Report: Wheel midship.
 

单项选择题---Starboard 10! ---（）!

A. Wheel starboard ten
B. Starboard 10
C. Starboard is10
D. Here it goes

单项选择题--- Midships! ----Midships!（）

A. Wheel’s midships!
B. Course on.
C. Wheel's well！
D. OK.

单项选择题----Hard-a-port! ----Hard-a-port!（）!

A. Hard-a-port
B. Wheel hard-a-port
C. Wheel on hard-a-port
D. Yes

单项选择题--- Port five! ----Port five!（）!

A. Wheel port five
B. Port five
C. Port is five
D. Yes

单项选择题Duty officer and （）keep navigational watches on the bridge at sea.

A.seaman
B.sailor
C.duty sailor
D.OS