A.cold front has passed B.low pressure center is approaching C.stationary front exists D.high pressure center has passed
A.0.65 B.0.72 C.0.79 D.0.83
A.油霧濃度 B.壓力 C.轉(zhuǎn)速 D.溫度
A.calms B.light winds C.strong winds D.precipitation
A.requested B.allowed C.approved D.inquired
A.Ⅰ+Ⅲ B.Ⅰ+Ⅴ C.Ⅱ+Ⅳ D.Ⅴ+Ⅵ