1, Tianyi Online School APP provides a comprehensive learning platform, where you can make up lessons for both the college entrance examination and various qualification examinations, so that you can better check for missing items on your mobile phone. But, Cobain. Com only gives a lot of questions, and then let yourself choose and do it yourself, which is very troublesome.

2. Tianyi Online School has grasped the main things that students review and improved students quickly. But it is not very helpful for students to take the exam.