In the course teaching of any subject, including primary School English, students, as the subject of learning and the recipient of knowledge, have a great influence on the development of course resources and the application of teaching means. In the process of teaching, students' physical and mental, personality characteristics should be fully considered, and targeted education and teaching activities should be organized and implemented in order to achieve better teaching effects. In the application of micro English lessons in primary schools, students' cognition of micro English lessons cannot be ignored. This survey also investigated students' understanding of micro English lessons and whether they have the intention to learn with the help of micro English lessons.