The Education Bureau wants to order books. Since it hasn't been distributed yet, there must be no extra books. Ask the local bookstore, you should be able to buy it.

Textbook notes:

It is mainly composed of content, text, exercises, experiments, charts, notes and appendices, and the text is the main part of the textbook. With the development of science and technology and the modernization of teaching methods, the carriers of teaching content are also diversified. In addition to teaching materials, there are various instructions and supplementary reading materials.

Reference books, wall charts, charts and other teaching AIDS, teaching program software packages; Slides, movies, audio-visual discs, etc. In addition, textbook editors should properly handle the relationship between ideology and science, viewpoints and materials, theory and practice, breadth and depth of knowledge and skills, and basic knowledge and new achievements of contemporary science.