4 19。 The second mode refers to the simulation test before the middle school entrance examination to adapt to the environment on the day of the middle school entrance examination. The time schedule of the mock exam completely corresponds to the time of the senior high school entrance examination. Under normal circumstances, the gap between the second model score and the senior high school entrance examination score will not be too big. The results show that the average score of the second model in Tianjin is 4 19.