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

The weather is often（）in a high-pressure area.

If it（）fine tomorrow，we shall start unloading.

I am ready（）tow line.

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

The present voyage of my ship began at the port of Shanghai after loading 8 000 tons of Cargo on board and ended after discharging the Cargo at the port of Hong Kong，which was（）.

I have been instructed that on my voyage（），I shall call at Maderra to pick up some cargo.

How（）the cargo at loading port?

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

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