Content abstract: In order to strengthen the daily listening training of primary school students, consolidate their English foundation and provide a starting point for teachers, students and parents, we have carefully planned and compiled the series of English Listening Experts for Primary Schools. "English Listening Expert for Primary Schools in Xue Dian, Tongcheng (YL Edition, Grade Three)" has the following three characteristics: 1. The English Listening Expert of Xue Dian Primary School in Tongcheng (YL Edition, Grade Three) is compiled according to the new curriculum standards and the requirements of Yilin Edition textbooks. Help students understand and master the listening content in time through short, flat and fast listening training. Every practice of "English Listening Expert for Primary Schools in Xue Dian, Tongcheng (YL Edition for Grade Three)" is basically consistent with the teaching progress of all grades. Listening training textbooks are closely related to the content of the textbooks, so as to ensure that students can use them synchronously and efficiently and achieve good training results. Second, science. English Listening Experts for Primary Schools in Xue Dian, Tongcheng (YL Edition, Grade 3) is arranged according to the concept of "progressive hierarchy". Each unit is equipped with two synchronous trainings and two independent tests, as well as stage tests and mid-term and final review sections, which realizes the organic combination of usual exercises, stage reviews and tests and forms a relatively complete listening training system. Listening materials and reference answers are attached at the end of the book so that students can check and correct themselves. Third, it is practical. "English Listening Experts in Xue Dian Primary School in Tongcheng (YL Edition, Grade Three)" is not only synchronous and scientific in style, but also accurate and moderate in the number and difficulty of questions. Each unit is arranged in the order of "vocabulary-sentence-dialogue or essay", which basically covers all kinds of questions in listening training, and strives to realize the function of each training or test. In addition, the listening recording of this book is specially read by the listening anchor of the textbook to ensure the purity, standard and clarity of the listening recording. Moderate and timely repetitive training is an effective means to improve ability.