【2011连云港】B.根据短文意思和所给首字母，写出完整正确的单词。
As the event of “Sunny Sports” develops in our country, the government has paid more attention to students’ health and raised “Exercise one hour a day,(51)k_____ illness away. “So far our school life has (52)c______ a lot. Now we have more time to take part in exercise at school. We play basketball,(53)f_____, badminton and so on. They make our brains relaxed and our school life more colorful. We have become more (54)e_____ and our study has improved a lot. It can build up our body and reduce diseases. Let’s (55)t_________ exercise every day!
51.keep 52.changed 53.football 54.energetic 55.take
