Not all people like to work but everyone likes to play． All over the world men and women，boys and girls enjoy (21) ． Since the days of long ago，s(成年人) and children have called their friends together to spend (22) even days playing s．
Sports help people to live(23 ) * They help to keep people healthy and feeling good．When they are playing s，people (24) a lot． This is good for their health． Having(25) with their friends makes them happy．
Many people enjoy sports by watching others (26)．In small towns，crowds(人群) meet to watch the bicycle races or the soccer s． In big cities，thousands of people (27) to see an ice-skating show or a baseball ．
What are your favorite sports? Is the weather (28) where you live? Then swimming is probably one of your sports． Boys and girls in China love to (29)． There are wonderful bea-ches and there are beautiful (30) and lakes across the country． The weather is also good for swimming．
( )21．