人音版一年级音乐下册《火车开啦》2/4节奏律动XXIXXXIXXXXIXXXXIXXXIX—IXXXXIXXXXIXXXIX—I听一听这是什么声音?火车的汽笛声:X-׀X-׀Wu-׀Wu-XX׀XX׀honglong׀honglong׀火车慢慢行驶的声音:xxxx׀xxxx׀kachakacha׀kachakacha火车快速行驶的声音:X-׀X-׀X-׀X-׀X-׀X-׀Wu-Wu-Wu-Wu-Wu-Wu-XX׀XX׀XX׀XXIhonglonghonglonghonglonghonglongxxxx׀xxxx׀kachakachakachakacha2/4火车开啦合肥——芜湖K113合肥——芜湖G1213