David Beckham opened his London football academy (学院) on Monday. The academy welcomes boys and girls aged 8 to 15. It will accept 15,000 ____  (1)  ____ a year, 10,000 of them free. In America, football is a ____  (2)  ____ sport. ____  (3)  ____, American football is different. Players sometimes kick the ball but they often throw the ball and ____  (4)  ____ with it. They try to take it to the other end of the field. They have four chances to ____  (5)  ____ the ball ten yards (码). They can ____  (6)  ____ and throw it. If they move the ball ten yards, they can try to move it ____  (7)  ____ ten yards. ____  (8)  ____ they move it to the end of the field, they can get six points.

   It is difficult to move the ____  (9)  ____. Eleven men on the other team try to stop the man with the ball. If he doesn't move the ball ten yards, his team kicks the ball to the other team.

   _  (10)  _ university wants its own team to win. Thousands of people come to watch. They all shout for their ____  (11)  ____ teams.

   Young men and women come on the field to help the people shout more.

   Each team plays 10 or 11 games each ____  (12)  ____. The season begins in September and ends in November. If a team is very good, it can play another game ____  (13)  ____ the season ends. The ____  (14)  ____ teams play again on January 1st, the first day of the New Year. Many people go to see these games and many others watch them ____  (15)  ____ TV.