Before entering the chain locker，you should（）.

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• After deploying the anchor，a permanent chain chaser is（）.

  A . removed from the anchor chain B . connected to a buoy at the anchor C . stripped back to the rig and secured D . connected to a buoy halfway down the chai

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• The perforated，elevated bottom of the chain locker，which prevents the chains from touching the main locker bottom and allows seepage water to flow to the drains，is called a（）.

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• To ensure the best results during the Mediterranean moor，the chains should（）.

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• Before entering a tank，always check the vapor content（）a combustible gas indicator.

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• The part of the anchor windlass that engages the anchor chain for lifting is called the （）.

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• Why should you wear a self-contained breathing apparatus before entering the engine room after the fixed CO2 system has been discharged to combat a major fire?（）

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• What is meant by veering the anchor chain? （）

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• When anchored，increasing the scope of the anchor chain normally serves to（）.

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• How is the size of chain determined?（）.

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• In anchoring orders, walk back the chain means（）.

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• What are visitors asked to do before entering the site？

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• --Are we supposed to take off our shoes before we enter？--No, you ______.

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