单项选择题
In the Northern Hemisphere you are caught in the dangerous semicircle of a storm with plenty of sea room available. The best course of action is to bring the wind on the（）.
A.port quarter and make as much headway as possible B.starboard quarter and make as much headway as possible C.starboard bow and make as much headway as possible D.port bow and make as much headway as possible
单项选择题 In polar regions you should NOT expect to see（）.
单项选择题 In order to retrieve an inflatable liferaft and place it on deck，you should heave on the （）.
单项选择题 In many areas “atoll” clouds (clouds of vertical development) are produced over small islands. These are the result of（）.
