Dilemmas of Online Lessons in the Background of the Internet Era and Optimization Method for Online Lessons in the Post-pandemic Era

摘要

In 2020, the spread of COVID-19 forced online education to popularity. At present, the online lessons of some colleges and universities still have a lot of problems. They fail to give full play to the advantages of the Internet information technology. Meanwhile, dilemmas exist in the aspects of teaching, learning and teaching platform. Based on all these problems, this paper starts from the present situation of online lessons of colleges universities during the pandemic period. Through research statistics and data analysis, this paper summarizes typical problems of online lessons during the pandemic period and puts forward the main approaches of using the Internet information technology to optimize online lessons.