21.   Long confined to the playground crowd, the sport is becoming more popular among adults.

22.   No one agrees on why extreme sports have become so popular in the past year.

23.   No other sport becomes such a part of our daily life.

24.   Perhaps because of the personal challenge of archery, the sport can become very addictive.

25.   Repetitive-motion and stress injuries from youth sports are becoming more common, she said, evidence that children are susceptible to similar problems from technology.

26.   So much has been written about the rebirth of snowshoeing in the last few years that the sport is becoming commonplace.

27.   So popular has the sport become that Bowlmor is now the backdrop for international fashion advertisements.

28.   Sport became irrelevant to sons of the warring provinces.

29.   Sports are becoming just like a mindless television show, with the heroes and villains differentiated by their rap sheets.

30.   Sports became irrelevant.