语调短语是英语语流的基本构建板块。调核前成分,即调头和调冠,在语调短语感知和信息传递方面有着非常重要的作用。此项研究通过收集朗读语料,借助语音分析软件对调核前语调特征进行标注分析。研究发现学习者话语中的偏离英语本族语调核前语调模式的音高特征。 Intonation Phrases are the basic building blocks of English language flow. Pre-nuclear ingredients, that is, U-turn and tune the crown, in the acronym phrase perception and information transfer has a very important role. This research collects the reading corpus and analyzes the intonation characteristics of the pre-nuclear examination by means of voice analysis software. The study found that the learner discourse deviates from the pitch characteristic of the pre-nuclear intonation pattern of English native speakers.