单项选择题
A.red line B.purple line C.blue line D.dashed blue line
The inner cloud bands of a hurricane，when viewed from a...
单项选择题The inner cloud bands of a hurricane，when viewed from a distance，form a mass of dense，black cumulonimbus clouds called the（）.
A.bar of the storm B.eye of the storm C.funnel D.front
The greater the pressure difference between a high and ...
单项选择题The greater the pressure difference between a high and a low pressure center，the（）.
A.dryer the air mass will be B.cooler the temperature will be C.greater the force of the wind will be D.warmer the temperature will be
The form of cloud often known as mackerel sky which is ...
单项选择题The form of cloud often known as mackerel sky which is generally associated with fair weather is（）.
A.nimbostratus B.stratus C.cirrocumulus D.cumulonimbus
