How should the letter O be pronounced when spoken on the radiotelephone?（）

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

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

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

Do you require any further assistance ? My ship is safe now and no assistance is necessary.This VHF communication generally takes place during（）.

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

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

I am ready（）tow line.

A call between any two ship stations on an intership working frequency shall have a maximum duration of（）.