航海英語海洋學(xué)基本知識單項(xiàng)選擇題每日一練(2019.01.20)

來源：考試資料網(wǎng)

1 In the Northern Hemisphere you are caught in the dangerous semicircle with plenty of sea room available. The best course of action is to bring the wind on the（）.

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2 Steam fog is most likely to occur on the Mississippi and Ohio Rivers in（）.

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3 In some river mouths and estuaries the incoming high-tide wave crest overtakes the preceding low-tide trough. This results in a wall of water proceeding upstream，and is called a（）.

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4 A current perpendicular to a vessel’s track has the greatest effect on the vessel’s course made good（）.

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5 In a tropical cyclone，in the Northern Hemisphere，a vessel hove to with the wind shifting counterclockwise is（）.

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