Since the reform and (11) policy in 1978, great changes have (12) in China. In the past, people’s life was almost the same and quite (13) . People worked 6 days a week and stayed at home or went to the movie at leisure. They had no other places to go for (14) . But now people have more free time and more choices to (15) . They can make use of public and natural sports resources. Besides, they can make use of public sports facilities in the neighborhood or go to the health center.