Everything is fine. Hand in hand is a new product launched by Yongji Education Group, which has good topic selection, new structure and good effect, caters to the policy and is very helpful for children to decompress. "Key Middle School has an appointment with you" is a reference book with high practical value for improving the comprehensive study of Chinese. So both books are good. "Key middle schools make an appointment with you" is helpful to improve students' Chinese knowledge system, expand Chinese knowledge reserves, supplement missing knowledge points and improve Chinese achievements in an all-round way.