In fact, the difficulty of Band 4 is not great. If your English score in NMET is not bad, and NMET vocabulary 3500+ words are basically fixed, it is still possible to realize your dream of passing grade 425. A considerable number of students failed in the exam, mainly because they did not pay attention to the exam, focused on professional knowledge and ignored the study of English subjects. I tried to fight with my own strength, but failed.

Brief introduction of CET-4;

CET-4 is a national English test sponsored by the Higher Education Department of the Ministry of Education. The main target of the examination is college students, undergraduates or graduate students who have completed CET-4 according to the educational syllabus. Standardized grades 4 and 6 were prepared at the end of 1986 and formally implemented at 1987.

Refer to the above? Baidu Encyclopedia-English Band 4