Of course, online education methods and related mechanisms have not yet been perfected, and there are still many problems. For example, some students may not pay attention to lectures and are easily distracted.
Of course, online education methods and related mechanisms have not been perfected, there are still many problems, such as some students may not concentrate on the lecture, easy to be distracted.
Of course, online education methods and related mechanisms are not perfect, there are still many problems, such as some students may not pay attention to lectures, easy to be distracted.<br>