On the eve of the Spring Festival in 2020, the sudden outbreak of the epidemic completely changed the lives of senior high students thus opening the curtains to their "biggest test". The epidemic suddenly hit China in early 2020 and the senior high school students of Jinhe County, Anhui Province faced an unprecedented test. Just as everyone overcame difficulties to take the gaokao (college entrance examination), a flash flood brought forth new challenges. With the joint efforts of the party, the government and all sectors of society, satisfactory answers were handed in for this "big examination".