Apologize and correct in time. If you accidentally write the teacher's name wrong, you can apologize in time and correct the name. Military Theory is a public basic course and a compulsory course for college students to carry out national defense education and teaching. This course focuses on national defense education. By studying military theory and knowledge, students can master basic military theory, military knowledge and skills, enhance national defense concept and national security awareness, and strengthen patriotism and collectivism.