方言与普通话的语音系统存在较大差别，给方言区的学生掌握普通话语音带来很大困难。事必有法，然后可成，要帮助学生克服根深蒂固的方音，教师须从各地的方音实际出发，运用有效的教法，才能取得良好的教学效果。采用直观示范读音，准确解释要领，编制口决、引趣、对比辨音、求同进异和语音规律纠错等几种语音教学方法，不失为一种好的选择。 There is a big difference between phonetic system and Mandarin phonetic system, which makes it very difficult for students in dialect area to master Putonghua speech. There must be a law, and then, to help students overcome the deep-rooted square tone, teachers must start from the dialect around the actual use of effective teaching methods, in order to achieve good teaching results. Using intuitive demonstration pronunciation, accurate interpretation of the essentials, the preparation of the mouthpiece, intriguing, contrasting the sound, seeking the same with the differences and the pronunciation of the law of error correction and other audio-visual teaching methods, after all, a good choice.