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 follow-ing ways:
you have to like what you are do ing.Exercise enough but not too much.It's best to exertcise twice a week.Thirty minutes each time is enough.Try all kinds of things until you find one,two or even three sports that feel fight 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 fit.Some people buy equipment for their homes.But it's very expensive.
(1)
The words“fitness centers”in the text mean ____.
A. 商务中心 B. 健身中心 C. 医疗中心 D. 购物中心
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(2)
The sport ____ is not told in the passage.
A. running B. walking C. skating D. skiing
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(3)
The doctor says exercise can ____.
A. make you grow taller
B. make students study faster
C. make people healthier
D. make people happier
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(4)
About exercise,which statement of the following is wrong?
A. Thirty minutes'exercise each time is enough.
B. You have to exercise as much as you call.
C. You needn't do all kinds of sports to keep fit.
D. You have to like the sports that you are doing.