"Comprehensive Course 1 Student's Book" tells that in June 2004, the Ministry of Education issued "College English Curriculum Requirements (Trial)", which defined the teaching goal of college English as "to cultivate students' comprehensive English application ability, especially listening and speaking ability, so that they can communicate effectively in oral and written information in English in their future work and social interaction, and at the same time enhance their autonomous learning ability and improve their comprehensive ability. In order to meet the needs of China's social development and international communication, the teaching requirements of hierarchical (that is, "general requirements", "higher requirements" and "higher requirements") and classified guidance are put forward. At the same time, the Ministry of Education launched a multimedia network teaching pilot in the national 180 colleges and universities to promote the multimedia network teaching system with personalized learning characteristics, which was launched in. ...