Abstract: This paper takes the teaching practices of the selective course cleaner production as an example, and we mainly discussed about three aspects, the difficulties of selective course teaching, the current situations of teaching during the epidemic period, and the key points of educational reformation under the post-epidemic era. Thus, we point out that we should strengthen the construction of the online selective course resources, and enrich the content of ideological teaching combined with the results of epidemic resistance. Then we can deep the teaching reformation of selective courses in the post-epidemic era, improve the ability of teaching to respond to emergencies, and ensure the steady progress of teaching in colleges.

Key words: Novel coronavirus pneumonia epidemic situation, Online course, Selective course, Educational reformation