1, according to the marking rules of the college entrance examination, the average line is mainly affected by two factors: the number of participants and the overall average score of college entrance examination candidates.

2. Compared with previous years, the mathematics of Volume B is somewhat difficult as a whole, with several difficult problems, no weird problems and no special problems. Several multiple-choice questions are confusing, and a series of big questions are difficult. Many candidates have finished the questions and have enough time to check them several times. The second volume of the college entrance examination, steadily advancing, striving for innovation in stability. Examine key knowledge, give consideration to the coverage of knowledge, have no digression and strange questions, and insist on proposition reform and innovation. The problem is novel, open, flexible and innovative. Pay attention to application, "from life, applied to life". The basic, comprehensive, applied and innovative examination requirements of the college entrance examination have been implemented.