There are different outdoor 1 () for different seasons (季节). In spring we can fly kites. In summer, we can go 2 () or sailing. In autumn, it is a good idea to hike or camp. In winter, we can go to ski or skate. They bring us great fun. They make us 3 () strong and fit, too. So it is important for people 4 () part in some outdoor activities at the right time.
There are many group activities, like football and basketball. The members work together for the same goal. So group activities need team spirit (团队精神). It is 5 () useful for a person to have it. It is good for us in life and work.
The old like walking and 6 (). These activities don't need much strength. Young people like 7 () activities, like diving, skiing and horse riding. Children like fun activities like 8 () kites. Some outdoor activities are 9 (), like climbing rocks (岩石). So we must be 10 () when we take part in them.
1. 2. 3. 4. 5.
6. 7. 8. 9. 10.

短文填空
1. activities；2. swimming；3. keep；4. to take；5. really；6. jogging；7. exciting；8. flying；9. dangerous；10. careful