1、Exercise has a major part to play in preventing and combating disease.
2、Physical exercise administers to the circulation of the blood.
3、Sports can improve the immune function, improve the body is ability to resist disease.
4、You are able to study hard as long as you have a healthy body in the first place.
5、I think physical exercise not only does good to our physical health but our study.
6、You need exercise everyday to study better. 7、Only if you are health that you can study well.
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