单项选择题
Would you please（）on the radar?
A.Switch
B.To switch
C.Switched
D.Will switch
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相关考题
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单项选择题
Would you mind（）your DF?
A.My using
B.I use
C.To use
D.I will use -
单项选择题
With respect to automatic identification systems（AIS），which information is expected to be broadcast every 1 to 10 seconds（）.
A.Rate of turn
B.Latitude and longitude
C.Navigational status
D.All of the above -
单项选择题
With respect to automatic identification systems（AIS），which information is required to be broadcast every 1 to 10 seconds（）.
A.Call sign and IMO number
B.Course over ground and MMSI
C.MMSI number and call sign
D.Route Plan and navigational status
