单项选择题
A.increasing B.decreasing C.remaining the same D.varying during the day
Prevailing winds between 30°N and 60°N latitude are fro...
单项选择题Prevailing winds between 30°N and 60°N latitude are from the（）.
A.north B.south C.east D.west
Plain language is usually used on marine weather（）.A.fo...
单项选择题Plain language is usually used on marine weather（）.
A.forecasts B.observations C.analyses D.reports
On the pole side of the high pressure belt in each hemi...
单项选择题On the pole side of the high pressure belt in each hemisphere，the pressure diminishes. The winds along these gradients are diverted by the Earth’s rotation toward the east and are known as the（）.
A.geostrophic winds B.doldrums C.horse latitudes D.prevailing westerlies
