1. First, you can choose the cause of illness. You can tell the counselor that you need to go out for medical treatment because of a cold and fever, or because of your physiological period, or because of various diseases. Because of the school hospital, he can't be involved in all diseases. So you can leave school for this reason.

It can be said that there is something at home, and your relatives and friends are sick and married. And what you have to go. Can be used as an excuse

3. Finally, you can choose other reasons, such as signing a notice of going out, for example, you need to apply for a bank card and sign it in person.