Channel 13 (156.65 MHz)，the designated bridge-to-bridge channel，may NOT be used to（）.

The space in Hatch No.4 tweendeck is too（）.

If you know that the vessel you are about to call on the VHF radio maintains a radio watch on both the working and the calling frequencies，which frequency should you call on? （）

All VHF marine band radios operate in the simplex mode，which means that（）.

The control of distress traffic is the responsibility of（）.

I’d like to know something about the cargo condition at the loading port（）detail.

One hour before arrival at Elbe 1 light vessel，masters are advised to contact the pilot boat by（）.

My ship（）that port next month.

（）your present speed?

Should that kind of weather（），the two ships would touch each other.