Don't eat or drink food or drinks bought by your roommate at will, and try to eat them in the canteen by yourself.

Report any abnormal behavior or thoughts of roommates (similar to mental illness) to the counselor in time and ask for a change of dormitory.

When you find that your roommate is under great pressure, try to exercise together to relieve the pressure and avoid excessive behavior due to excessive pressure.

If economic conditions permit, live in a single room and close the door every day.

Usually chat with roommates, confide in each other, and try to resolve conflicts.