Not bad. Knowledge covers a wide range. Excellent proposition experts and senior teachers from all over the country combine many years of first-line teaching experience and college entrance examination research results, which fully embodies the teaching objectives and requirements, pays attention to examining key knowledge and properly examines the coverage of knowledge; Test both double basics and various abilities. Knowledge distribution is reasonable and all levels are easy to match. It has good reliability, validity, difficulty and discrimination, and can accurately test the authenticity of students' mastery and application of what they have learned. Really keep pace with the times.