Four grades of ABCD. Official website, Hubei Education Bureau, shows that the scores of Chinese, mathematics, English, physics and chemistry, physical education and health are all presented with original scores. Biology, geography, morality, rule of law and history are presented by grades (divided into four grades of ABCD according to 80 and above, 70-79, 60-69 and 59 and below), and the four grades correspond to 30 points, 25 points, 20 points and 10 points respectively, which are included in the total score of the senior high school entrance examination. In addition, music, art, information technology, life safety education and mental health education are presented according to grades (according to four grades of ABCD: 80 and above, 70-79, 60-69 and 59 and below), and the scores are not included in the total score of the senior high school entrance examination.