1, properly open the window for ventilation, strengthen air circulation, and ventilate 3-4 times a day, each time 15-30 minutes.

2. Avoid crowded places, and wear a mask when necessary.

3. Pay attention to hygiene and wash your hands frequently.

4. Keep a good attitude.

5. Maintain healthy eating habits, eat more fruits and vegetables, and stay away from unhealthy foods such as potato chips and spicy strips.

6. Keep a good pace of study and life, arrange life schedule reasonably and study efficiently.

7. Keep proper exercise, reduce mental stress and increase pleasure.

8. Read books, do housework, share joys and sorrows with your family, and relieve your fears.

9. Disinfect the whole body after coming home from school, and then enter the home.

10, don't touch anything unclean before coming home from school, and don't take off your mask casually.