A、A.start to rise rapidly B、B.start to fall gradually C、C.rise slowly,begin pumping and then start a slow,steady fall D、D.remain steady
A、A.start to rise rapidly B、B.start to fall gradually C、C.rise slowly,begin pumping and then start a slow,steady fall D、D.remain steady
A、The temperature rises after a cold front passes B、The barometric pressure rises when a warm front passes C、A cold front generally passes faster than a warm front D、A warm front usually has more violent weather associated with it than a cold front
A、predicted in Tidal Current Tables B、unpredictable C、generally constant D、generally too weak to be of concern
A、A.Falling barometric pressure B、B.Rising barometric pressure C、C.The circulations of winds D、D.The change of wind direction