1. First of all, we need to make sure that the primary school is relatively young, and we need to find a relatively simple song about epidemic situation. How to prevent related viruses by letting students learn? You can make a PPT online, which is more intuitive. 2. Through correct hand washing, teach students the seven-step washing method and lead out the songs to be learned. The hand washing song can choose the children's song in the baby bus, and the other one is the hand washing song sung by Sun Nan and his baby. This hand-washing song sung by Sun Nan is very good in rhythm and music effect, and is loved by parents of students. 3. Next, you can teach students and parents to learn to sing together.