Click the course, and then click the plus sign in the upper right corner of the course page. After clicking the plus sign in the upper right corner, you will jump to a new page. After jumping to the new page, there will be an elective course button. Then we choose to click on this consultation course. After clicking Elective Courses, on the Elective Courses page, you can choose the courses you need and click Register.
Generally, you need to fill in relevant information when registering. There will be a time limit for the study of elective courses, that is, after the time is up, he will take off the relevant elective courses. Therefore, it is necessary to choose self-selected courses within the specified time.