单选题 Admiralty Sailing Directions are published by _________.

单选题 It is requested that the ship’s personnel be _________the port regulations.

单选题 The overall set in Malacca Strait is to the NW, but from May to September there is a tendency for SE sets to prevail in some N and central parts. In this sentence,
“set” refers to

单选题 The Sailing Directions contain information on _________.

单选题 _________is the main channel of water exchange between Indian Ocean and
South China Sea.

单选题 Place names used on board ships should be those_________.

单选题 Port of Singapore is one of the _________ports in the world and extends over many of the islands forming the Republic of Singapore.

单选题 Malacca Strait is 805 km and from 64 km in the S to
257 km in the N.