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). This 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’re doing. Exercise enough— but not too much. It’s best to exercise twice each week, Thirty minutes each time is enough. Try all kinds of things 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 to exercise your arms, legs and other parts of your body to make you fit. Some people buy equipment for their homes. But it is very expensive.
Exercising can be fun. Friends can exercise together at a fitness center or they can play sports together. How do you exercise?
小题1:In the text, the writer tells us that we all need to .
A．drink
B．sleep
C．exercise
D．work小题2:Which of the following sports is not mentioned (提到) in the next?
A．Fishing
B．Running
C．Swimming
D．Walking小题3:The words “fitness centers” in the next mean .
A．商务中心
B．健身中心
C．购物中心
D．医疗中心小题4:The sentence, Children who often exercise are more alert, tells us that people who often exercise can do better in .
A．running
B．skate
C．swim
D．studies小题5:Exercising can be fun, because .
A．it makes your heart and body strong
B．it makes you study better
C．people can buy equipment for their home
D．friends can play sports together