Online English learning, you can learn about this institution, Acasso Foreign Teacher Network, which teaches one-on-one by foreign teachers. The cost performance is also very high. These classes are outside 20 yuan. Now share their audition class with everyone and get the address of the audition class for free: click on the free appointment, which is worth 388 yuan.
All the foreign teachers in acaso come from countries whose official language is English, and their accents are pure and authentic. Acaso's course breaks the limitation of time and space. It uses spare time, such as queuing, taking the bus and squeezing the subway, to make an appointment online at any time and place, 25 minutes a day, and effectively uses the fragmented time to study.
What other study questions are there? You can search Baidu for "acaso vivi teacher" to analyze and answer for you.
If you want more English learning resources, you can search "acaso official website Forum" for free download.