篮球(Basketball)

　　do you know when basketball was invented? the sport of basketball is a little over a hundred years old. it is played by more than 100 million people in over 200 countries.

　　basketball was invented by a canadian doctor named james naismith who was born in 1861. it is believed that on december 21st, 1891. the first basketball game in history was played. then in 1936 in berlin, it became an olympic event. since then, the popularity of basketball has risen worldwide.