单项选择题
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
On a working copy of a weather map，a cold front is repr...
单项选择题On a working copy of a weather map，a cold front is represented by what color line? （）
A.Red B.Blue C.Alternating red and blue D.Purple
Navigational warnings and weather bulletins for shippin...
单项选择题Navigational warnings and weather bulletins for shipping（）from Singapore Radio.
A.broadcast B.broadcasted C.are broadcast D.are broadcasted
