In 2023. According to the query list, as of August 8, 2023, 2023 is the latest edition of the textbook. Teacher Wang Yanmou taught students the efficient learning method of Tifen Wang and presented model cards for students to remember. Wang yanmou, a special teacher. Former director of the mathematics discipline of Beijing No.11 Middle School, responsible for the mathematics review of the graduating class of senior three in Haidian District, and participated in the proposition work of Beijing mock examination, national examination and college entrance examination for many times. He is a famous proposer in Haidian. Beijing one gang one, chairman of mathematics discipline of teaching assistant association.