航海英語海上天氣現(xiàn)象單項(xiàng)選擇題每日一練(2019.01.18)

來源：考試資料網(wǎng)

1 Cumulus clouds that have undergone vertical development and have become cumulonimbus in form，indicate（）.

2 Good weather is usually associated with a region of（）.

3 A strong，often violent，northerly wind occurring on the Pacific coast of Mexico，particularly during the colder months，is a（）.

4 Early indications of the approach of a hurricane may be all of the following EXCEPT（）.

5 Two well-developed high pressure areas may be separated by a（）.