On October 27, 2009 (September 10, 2009 in the lunar calendar), Professor Zhang Daozhen, the master of English grammar, passed away. Professor Zhang Daozhen On October 27, 2009, Professor Zhang Daozhen died in Beijing due to ineffective medical treatment, at the age of 83. Professor Zhang Daozhen (1926- 2009.10.27), a master of English teaching and a famous English grammarian. Chongqing Nankai University middle school alumnus, graduated from the Department of Foreign Languages of National Central University (now Nanjing University) in 1947. In the spring of 1948, he went to the United States to study, first studied in the Department of English Literature at the University of Washington, and transferred to Harvard University to study comparative literature in 1949. In 1950, he returned to China to participate in the construction in response to Premier Zhou's call, and taught at Beijing Foreign Languages Institute until his retirement in 1996. He was later invited to Shenzhen University as an advisor to the president. In 1990, he went to the United States and settled in the United States. He devoted himself to the reform and research of English teaching. He returned to Shenzhen in the winter of 2000. On October 27, 2009, he died in Beijing due to ineffective medical treatment. He was 83 years old. Professor Zhang Daozhen has been engaged in English teaching and research for more than 50 years. He has profound attainments and outstanding achievements in the field of English grammar at home and abroad. He is a recognized authority and master in the field of English grammar at home and abroad. For decades, teaching has been fruitful. He has published more than ten kinds of books successively. He has written and edited "Practical English Grammar" and other works, and translated and published "Madame Bovary", "Country Guy", "The Mainstream of 19th Century Literature" and other works. He settled in the United States in 1990 and often traveled between China and the United States, continuing to engage in English teaching and English grammar research. The latest edition of "Practical English Grammar" is still based on practicality, drawing on the strengths of various theories and the quintessence of various new English and American grammar books. It is the true dedication of Professor Zhang Daozhen, who is over seven years old, to the majority of readers.