As a chat tool, wechat is suitable for interactive learning and can communicate with learners in real time. Now the pace of social life is fast, teachers and students are difficult to ensure that in extra-curricular time to find continuous time for one-on-one learning and communication. Wechat has chat function, message function, message push function, under the support of this technology, students can ask teachers to ask questions anytime and anywhere, teachers also respond quickly. Students do not need a special appointment, teachers do not need special arrangements to achieve one-to-one communication environment, such as message exchange.