29. 题干： 直航船应终止“保向保速”的时机为：

The fire and boat drills for a cargo ship should be ______ once a month under normal conditions.

The ship has a speed of more than 14 ______ at 120 ______.

It takes about 12 seconds to reverse ______ full speed ahead ______ full speed astern．

In anchoring orders, walk back the chain means ______.

Hard right rudder means ______．

You are getting closer to the vessel ______，which is on the same course as you．

______？Two degree on starboard．

If two mooring lines are to be placed on the same bollard, which method is best?

A spring line leads _______．

A vessel moored with two anchors，sometimes，at an exposed roadstead to _____.