单项选择题
Cumulonimbus clouds are most likely to accompany a(n)（）.
A.high pressure system
B.cold front
C.warm front
D.occluded front
点击查看答案&解析
相关考题
-
单项选择题
Clouds that form as small white flakes or scaly globular masses covering either small or large portions of the sky are（）.
A.cirrus
B.cirrostratus
C.altostratus
D.cirrocumulus -
单项选择题
Clouds are classified according to their（）.
A.size
B.moisture content
C.altitude and how they were formed
D.location in a front -
单项选择题
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
