在学习普通话的过程中,大多数粤方言背景的学习者深受方言对普通话学习的“负迁移”影响,由此产生了不少语音偏误。本文在总结前人的研究成果的基础上,以粤方言背景区大学生的普通话语音材料为研究对象,以Praat语音分析软件为研究工具,分析主要体现在粤式普通话中的声母偏误,总结其偏误类型,讨论声母偏误产生的主要原因,并从学习者的角度,提出一些对粤方言背景大学生学习普通话具有普遍指导意义的学习方法。 In the process of learning Putonghua, most learners of Cantonese dialect background are greatly affected by the “negative transfer” of dialects to Putonghua learning, resulting in many phonetic errors. On the basis of summarizing the research results of the predecessors, this paper studies the Mandarin phonetic materials of undergraduates in Cantonese dialects and the Praat phonetic analysis software as the research tool, analyzes the errors of initials mainly in Cantonese mandarin and summarizes its The types of errors, and the main reasons for the errors in initial consonants. From the point of view of learners, some learning methods that have general guiding significance to mandarin students in Cantonese dialects are put forward.