What is the funny jingle?

When the Chinese teacher turned around, he saw that the Yellow Crane Tower was vacant. The math teacher turned around and saw the axis of symmetry of the quadratic function. The English teacher turned around and added three grams of oil, sorry. When the chemistry teacher turned around, the carbon dioxide turned into gasoline. The physics teacher turned around and used a lever to pry the earth. When the biology teacher turned around, the test-tube baby swam in the water. When the physical education teacher turned around, Jordan switched to table tennis. When the political teacher turned around, the whole class was sleepwalking. As soon as the history teacher turned around, Qin Shihuang came out to make soy sauce. When the labor teacher turned around, he showed off his scraps of metal. When the art teacher turned around, Mona Lisa also became romantic. When all the teachers turn around, the people of the world have no freedom!

The girls in No. 2 Middle School looked back and scared the cow to death

The girls in No. 2 Middle School looked back twice, and the boys in No. 2 Middle School all jumped off the building

The girls in No. 2 Middle School looked back three times, Harley Comet hits the earth