Six doors. According to official website, Chaling County Education Bureau, the subjects of the senior high school entrance examination in Chaling County are composed of Chinese, Mathematics, English, Physical Education and Health, Comprehensive I and Comprehensive II, with a total of six subjects. So Chaling has six entrance exams. Among them, Chaling County senior high school entrance examination, the original total score of Chinese, mathematics and English is 450, and the original score of sports and health is 50, all of which are scored according to the original score. Synthesize Ⅰ and Ⅱ, adopt the scoring system, and rank the scores with the original total score; The highest score of comprehensive I is 200, and the lowest score is 100. Comprehensive 2 highest score 150, lowest score 50.