Which of the following shall not the officers in charge of the navigational watch do?（）

Shipboard Emergency Drills must be carried out at least（）on board cargo ship.

In the Northern hemisphere northerly winds may cause temperature（）.

（）is on the panel of radar.

Manoeuvring information can not be obtained from（）.

The dew point temperature is（）.

（）is where the crew eat their meals.

Before any loading takes place any signs of the previous cargo should do（）.

Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.

The company should establish and maintain procedures to control all documents and date which are relevant to（）.