短文改错A study shows what fast walking has become the most popular exercises in Chinaexerciseand that many people walk more than 5, 000 steps a day. The results of the study werefrom QQ users. About 37% of the people choose the fast walking over their favoriteexercise. Over 23 choose running and more than 14% choose riding bikes. Fast walking and running are easy, where cost little and work well, so they are popularly. Manyhichpopularpeople would rather do exercise in the open but go to gyms. It's best to walk fast for atthanleast 10 minutes at a time and walk up to 6,000 steps every day. It seems that people inplaces with much good environment and air are more willing A do sports.