Read happily. It's Beijing Education Press. The price of Beijing Education Publishing House is expensive, and the books supporting the teaching materials are also quite expensive. Other publishing houses that read it are different from those that read it happily, so it will be more expensive.

The setting of happy reading bar is a major feature of the textbook compiled by the Ministry. The purpose is to let students know about extracurricular reading methods, carry out extracurricular reading activities, cultivate reading interest, expand reading volume and gradually form good reading habits.