1. Learners can study online at home. As long as there is the internet, they can use the fragmented time to study. ?

2. Videos, pictures and materials can be watched repeatedly on electronic products, and learners can strengthen training according to their own learning weaknesses.

3. Learning through online courses is relatively beneficial to learners. ?

4. Online classes can be suspended and continue to study. ?

5. Flexible learning style.

6. Wider choices.

7. In the process of online teaching, teachers can't get students' feedback in time. ?

8. In the process of online class, the teacher can't control the class order.

9. There is no timely and effective interaction between teachers and students.

10, improper time control has a great influence on students' eyesight.

1 1, the teaching qualification is in doubt.

In fact, in recent years, the trap of buying online courses does happen from time to time. For example, some netizens reported that after purchasing a one-on-one online class on a well-known learning application app, they found that the level of teachers in the online class was poor enough for students to correct mistakes; In some online scams, participants are not only not guided, but also face the risk of personal information disclosure; In addition, there are not a few things that encounter the overlord clause when purchasing online courses.

12, lack of interaction between teachers and students.

Teachers' feedback on learning situation is not timely. Especially for students with learning difficulties and introverted personality. Although through the terminal, doubts can be fed back to the teacher. Mainly depends on students' autonomy. As a result, teachers are not sure about students' knowledge on the spot. Online education is more like a standard lecture. The teacher sat in front of the computer to teach, and the students just listened.

13, which requires the ability to use information technology.

Online education, especially live broadcast, is not very useful if teachers seldom use it. Similarly, in the process of accepting learning tasks, some students are unfamiliar and need the help of their parents. These are all new problems, which greatly reduce the benefits of online teaching.

14, the supporting equipment for implementing network teaching is not in place.

In the face of sudden epidemic, in remote areas and mountainous areas, it is difficult for students to digest if they choose online teaching resources. Just take the way of direct teaching by teachers, limited by network bandwidth and transmission speed, the transmission of live video data is slow.

15, which affects the continuity of learning.

Teachers teach on the spot by themselves. Incomplete equipment leads to unsmooth live data, and the phenomenon of jamming is prominent, which affects the continuity of learning.