At present, there is no textbook for Zhengzhou High School published by Beijing Normal University.
Mathematics required course 1.2.3.4.5, elective course 2- 1.2-2.2-3.4-4.4-5.
Physics required 1.2, elective 3- 1.3-2.3-4.3-5.
Chemistry required course 1.2, elective course 3.4.5.
English is compulsory 1.2.3.4, and 5.6.7.8 is optional.
Biology required 1.2.3, optional 1.3.
Except chemistry is Ruko edition, others are PEP edition.
If you don't understand anything, just ask. If you are satisfied, please adopt it. Thank you.