本文阐述了声调在普通话测试和训练中的重要性 ,结合声调的发音特征 ,探讨了测试中声调常见的发音错误和缺陷 ,并针对这些语音问题 ,总结归纳出一些便于操作和模仿的训练方法。本文还提出了声调的时长问题 ,初步探讨了时长对声调测试的意义 ,并将之纳入训练的范畴 In this paper, the importance of tone in Putonghua test and training is expounded. Combined with the pronunciation features of tone, the common pronunciation errors and defects of tone in test are discussed. And some training methods that are easy to operate and imitate are summarized. This article also raised the issue of the duration of tone, and discussed the significance of the length of time test for tone, and included it in the training category