问题
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
答案
参考答案：C
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In the doldrums you will not have（）.
A.high relative humidity
B.frequent showers and thunderstorms
C.steep pressure gradients
D.frequent calms
参考答案：C