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

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

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

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

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? （）

There is a drifting mine（）in position 21 degrees 31 minutes North 124 degrees 20 minutes East.

（），you can’t finish discharging tomorrow!

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

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

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