A.wheelB.routeC.rudderD.steeringWhat course are you （）?……

单项选择题Report if she does not answer the （）.

A.line
B.route
C.rudder
D.course

单项选择题Two degrees port off the （）.

A.line
B.route
C.rudder
D.course

单项选择题Watch your （）!

A.wheel
B.steering
C.helm
D.rudder

单项选择题（） to the lighthouse!

A.Heading
B.Head
C.Forward
D.Ahead

单项选择题Slow ahead（）engines!

A. with
B. both
C. and
D. to