Dale Smith is thirty-two years old. He works at a radio station. His home is in the center of the city. He walks to his workplace every day. From Monday to Friday, he gets up early, usually at six o’clock. He needs to have a quick breakfast and then goes to the radio station before seven. People always listen to his program at that time. He works at the station for five years and he is never late for work.

Dale Smith likes his job and he also likes doing sports. On weekdays he usually runs for a quarter after work. On weekends he always joins his friends to play basketball in the afternoon. It’s his favorite sport. Sometimes he goes swimming with his family. He does a lot of exercise, so he is really healthy. As for food, he likes vegetables with rice best. He also likes chicken and he says it tastes good. He doesn’t like ice-cream. He thinks it is bad for his teeth. At night Dale often goes to bed early. He really has a happy life.

Everyone knows that exercise is important. We all need to exercise. Doctors say it is good for us. It makes your heart and body strong. Children who often exercise are more alert（灵活）. That means they do better in tests and schoolwork than those who             don’t exercise.

There are many ways to exercise. You can walk, run, swim, skate, or play ball games. Make sure you exercise in the following ways: You have to like what you are doing. Exercise enough—but not too much. It’s best to exercise twice a week. Thirty minutes             each time is enough. Try all kinds of sports until you find one, two or even three sports that feel right for you.

You can exercise at fitness centers. They have a lot of equipment（设备）there. The equipment will help exercise your arms, legs and other parts of your body to make you healthy. Some people buy equipment for their homes. But it’s very expensive.