A will be listed in February every year, including the latest simulation questions of that year, but excluding the advanced questions of that year; Bz and B will be listed in mid-June every year, including the latest advanced exam and mock exam.

2. The focus of the theme is different

In terms of difficulty, Asu has paid more attention to basic knowledge in recent years, systematically and comprehensively explained the knowledge in textbooks and introduced the real questions of the college entrance examination in recent years; Version B pays more attention to improvement, mainly exercises and exercises, but most of them are college entrance examination questions, which are carefully selected. Version B is a comprehensive review of the college entrance examination, which is suitable for sprint training in high school.

Version A is suitable for the second round review of senior high school students in that year and the second year review of senior high school students who entered the review in advance; Version B is suitable for the first and second rounds of review conducted by senior high school students in that year. Version A focuses on the basics and explains more. Version b is more difficult. Coping with the college entrance examination depends on your own situation, generally buying version B.

3. Different knowledge

Version B is relatively difficult and has a wide range of knowledge. The content of version B is richer than that of version A, and the explanation is detailed, including the college entrance examination questions in the last year and so on.