单项选择题
Little or no change in the barometric reading over a twelve hour period indicates（）.
A.stormy weather is imminent
B.that present weather conditions will continue
C.a defect in the barometer
D.increasing wind strength
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相关考题
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单项选择题
In the relatively calm area near the hurricane center，the seas are（）.
A.moderate but easily navigated
B.calm
C.mountainous and confused
D.mountainous but fairly regular as far as direction is concerned -
单项选择题
In the doldrums you will NOT have（）.
A.high relative humidity
B.frequent showers and thunderstorms
C.steep pressure gradients
D.frequent calms -
单项选择题
In the doldrums you can expect（）.
A.steady，constant winds
B.frequent rain showers and thunderstorms
C.steep pressure gradients
D.low relative humidity
