Online and offline teaching mode. The prevalence of novel coronavirus poses a new challenge to clinical teaching. Facing the epidemic situation, we should quickly adjust the teaching plan, actively explore the online teaching mode that conforms to the characteristics of graduate students, establish a hierarchical online teaching system for graduate students with different majors, different categories and different grades, and carry out medical humanities education by way of example guidance and example sharing, so that the humanistic spirit can be internalized and deepened and integrated into the whole process of medical education. In order to ensure the teaching quality under the epidemic situation to the greatest extent and accumulate valuable experience for future online teaching, surgical clinical medical graduate students adopted online and offline teaching mode during the epidemic situation. Clinical medicine is a highly practical applied science major, which is dedicated to cultivating senior medical professionals who have the basic theories of basic medicine and clinical medicine and the basic skills of medical prevention, and can engage in medical prevention and medical research in medical and health units, medical research and other departments.