An injury ended Zhang Zhiqiangs dream of becoming a professional basketball player, so he became a physical education teacher. To impress the new young math teacher, he volunteers to teach the problem class of the school in math.
2020
1963
1960
1969
2013
2018
2006
2017
2012
1959
1961
2016
1927
1926
1940
1997
2019
1993
