试题与答案

Clouds appearing in the following order: c

题型:单项选择题

题目:

Clouds appearing in the following order: cirrus,cirrostratus,altostratus,stratus,and nimbostratus usually indicate the approach of a(n)().

A.warm front

B.occluded front

C.medium front

D.cold front

答案:

参考答案:A

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