This research is designed to provide basically necessary for the sake of promoting the normalization of physical- education classes and shedding light upon the actual conditions of operating physical- education at school by making an analysis of middle-school boys and girls at school. 1. The understanding of the objectives of physical education. In regard to the enhancement of sociality, improvement of physical strength, understanding of exercise, function of exercise, one`s health brought about by their physical education, boy-girl combined classes are more excellent than the rest, and as for the understanding of the pursuit of life, boys are better than girls. Concerning the understanding of exercise, physical education is said to be of help in the sequence of boy-girl separated co-ed schools. 2. The attitude of taking part in physical education activities. The survey has it that warning up and finishing exercise are sincerely practiced, While students are little impressed by the safety of facilities and instruments in the physical-education classes, both boys and girls are highly satisfied with the explanations and demonstrations of physical education teachers. 3. The attitude of tolerating the evaluation of physical education, Students say that they are under a lot of notice in the beginning of each term, which is designed to let them enhance the justice and confidence of the evaluation of practical training, and that they are not satisfied with a variety of evaluation and the evaluation of practical training in the field of physical education.