Exercise comes from a Latin word that means" to keep busy". Keeping busy is a way of keeping healthy. You need exercise  your mind, your body, and your social skills（交际能力）.

    Exercising your mind

    Exercise  improve your mind. Everyone should do some mental（智力的）exercises every day. These  of exercises help you think clearly. They help you solve problems quickly and . They kelp you study and learn new things to make life more .

    You can do mental exercises by yourself  with other people. You can read and think by yourself. You can also play a thinking game with your family.

    Exercising your body

    Exercise helps keep your body healthy. A healthy body helps you sleep well and work well. Physical exercise  you look and feel fit and healthy.

    Some kinds of physical exercise  your whole body. These include walking, running, jumping rope and swimming. Playing sports is still another way to keep your body in good shape. It exercises  mind, too.

    Exercising your social skills

    Exercise helps you improve your social skills. Social exercises help you learn to make friends.

    Working and playing with  are two ways to improve your social skills. They help you learn cooperation（合作）. The more you work at improving your skills, the more successful you'll be.