Everyone knows that exercise is important. We all need to exercise. Doctors say it is good for us. It makes you strong and smart. If you exercise every day, you can get good grades in the exam and do homework well. There are many ways to exercise. You can walk, run, swim, skate, or play ball games. But remember: Exercise enough, but not too much. It's best to exercise thirty minutes each time. Many people go to special places to exercise. People call them 'fitness centres'. They have a lot of equipment there. The equipment will help exercise your arms, legs and other parts of your body. Exercise can be fun. Friends can exercise together at a fitness centre. Or, they can play sports together.
小题1:Which of the following isn't the result of exercise?
A．It can make us strong and smart.
B．It can make us do work well
C．It can make us get good grades.
D．It can make us heavy.小题2:If you want to be healthy, you can't _______.
A．walk or skate
B．run or swim
C．swim or play soccer
D．watch TV all day小题3:It's best to exercise_______ each time.
A．twenty minutes
B．thirty minutes
C．forty minutes
D．fifty minutes小题4:The underlined(画线的) word 'equipment' means_______ in Chinese.
A．器材
B．机器
C．武器
D．武装小题5:Which of the following is not true?
A．Friends can exercise together.
B．We should exercise too much
C．We all need to exercise
D．Exercise can bring us fun
小题1:D
小题2:D
小题3:B
小题4:A
小题5:B
题目分析：本文叙述了锻炼是对人们的身体健康是有益的，但是我们也不能过度锻炼，每一次锻炼持续30分钟最好；锻炼可以去健身中心，也可以和朋友一起锻炼。
小题1:细节理解题。根据It makes you strong and smart. If you exercise every day, you can get good grades in the exam and do homework 可知短文没有提到能使人身体变重，故选D。
小题2:细节理解题。根据You can walk, run, swim, skate, or play ball games.没有提到整天在家里看电视能够锻炼身体，故选D。
小题3:细节理解题。根据It's best to exercise thirty minutes each time. 最好的锻炼方式每次30分钟，故选B。
小题4:词义猜测题。根据People call them 'fitness centres'可知在健身中心有许多健身器材，故选A。
小题5:细节理解题。根据Exercise enough, but not too much. 锻炼要适当不能做太多的锻炼，故选B。