在体育教学中，“知”是教学过程连续性的主要特点。用“知”的理论和规律来看待与研究教学，将之与其他教学原则有机地结合起来，一方面能使教学方法灵活多样，另一方面可使教学活动更有实效。因此，“知”在体育教学中受到高度重视，它包括已知、未知、知己、知彼、知利、知 In physical education, “knowledge” is the main feature of the continuity of the teaching process. The theory and laws of “knowledge” are used to look at and study teaching, which is organically combined with other teaching principles. On the one hand, it can make teaching methods flexible and diverse, and on the other hand, it can make teaching activities more effective. Therefore, “knowledge” is highly valued in physical education. It includes known, unknown, knowing, knowing, knowing, and knowing.