I suggest you use the teacher's thread in class. Compared with traditional offline courses, online courses have many advantages and disadvantages.

Advantages:

1, which is more cost-effective and cheaper.

2, you can watch it again and again.

3. Teachers are more abundant.

Disadvantages: lack of supervision and atmosphere in learning.

While retaining the traditional advantages, the online course system of the course view teacher makes up for the shortcomings and creates a learning community where candidates preparing for the exam can participate in group discussions. Equipped with a complete educational administration system to provide you with supervision services.