第一节教唱
https://mmbiz.qpic.cn/mmbiz_jpg/QMZOSaG2Vjd8YrQPRwCtPxfQsEI2ibFpYD5eLPicIwwLLXMRs7pYwwicia7tStbuvn0OcJjyLH1TB7oia1l1ia8NcWqg/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1
https://mmbiz.qpic.cn/mmbiz_jpg/QMZOSaG2Vjd8YrQPRwCtPxfQsEI2ibFpYekuCv1NzrzGexqKEgKDLmpqkbuoQWhAs2s1afePMRINsqjN9mkjyMQ/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1
https://mmbiz.qpic.cn/mmbiz_jpg/QMZOSaG2Vjd8YrQPRwCtPxfQsEI2ibFpYT3zxB2TkFFy3XNZYd5uSEibVibZWNuibWmAG1tgxHLviaib9wTf3tfzZO4w/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1