1, the epidemic has you and me, and we in Qi Xin work together to protect China. When we are at home, it is caused by the epidemic, and the topic of the epidemic can attract people's attention.

2. There is no end to learning, and you will not lose your youth. You will learn at home in isolation and rely on your own Qi Xin to cooperate, suspend classes, and you will not lose your youth. You will learn endlessly with your dreams as a horse.