RESUMEN
By analyzing the problems existing in the practice of doctor -patient communication , respectively discusses the speech act theory before the implementation of the implementation of doctor -patient communication oral English training , implementation , and after implementation of the positive role: instant help medical students to master a large number of medical English vocabulary;In view of the students come from different areas , instant help correct the pronunciation and intonation;Benefit based on speech act theory to guide the student to carry on the different roles played in English oral practice helps students to adopt direct and indirect speech act theory and the method of the oral English practice for communication;To improve medical students′professional recognition;To strengthen the medical students′sense of mission .