Does the subject want to ask, "What is the reason for not training for three hours?" Three hours have expired, indicating that the reasons for not training are class review problems and system failures.

1, class hour audit, subject 3 class hours need system audit, only the class hours that have passed the audit will be recognized as effective class hours, and the class hours that have not passed the audit, so even if all class hours have been completed, the system will display untrained.

2. System failure: the system will fail, resulting in inaccurate or omitted school hours records. In this case, you need to contact the driving school or the examination center for help and verify the school hours.

3. Subject 3 is an integral part of the motor vehicle driver's license examination, and it is the abbreviation of the road driving skills and safe and civilized driving common sense examination subjects. Motor vehicle driving test is divided into three subjects and four tests: theoretical knowledge, venue driving skills, road driving skills and civilized driving related knowledge, and corresponding test items are stipulated according to different types of drivers.