完形填空。 A lot of students are having all kinds of sports on the sports field. A football is going on right now 1 Class 3 and Class 4. We don't know which team will 2 . Look at those people over there! Some students of Class 1 are practicing the 3 jump. One of them is the best high jumper in the school. He practices hard every day. Many people think he will 4 the school record (记录) in the sports meet next spring. Not far away from them, some girls are preparing for a race. They 5 have a 600-meter race in ten minutes. Now on the corner of the field, you can see another group (群) of students. Their teacher is telling them 6 to throw discus (铁饼). In schools, 7 students love sports now. Sports help people to keep 8 . They also help people to live happily. And 9 doing sports on the sports field, many people will 10 good friends, too. Do you think so? (     )1. A. in (     )2. A. win (     )3. A. long (     )4. A. break (     )5. A. were (     )6. A. what (     )7. A. much and much (     )8. A. health (     )9. A. in (     )10. A. become B. between B. winning B. far B. turn B. going to B. how B. most and most B. tired B. before B. change C. from C. fall C. high C. leave C. were going to C. which C. many and many C. healthy C. after C. get D. of D. falling D. tall D. name D. will D. that D. more and more D. happy D. over D. bring