"Eyes are windows of the soul." Everyone knows the of the eyes. more and more students are becoming near-sighted(近视). So how to protect the eyes is still a serious problem. Here is some advice on protect your eyesight(视力).
You should not keep your eyes for a long time. When reading, you should keep the books about a foot away from you. After reading for an hour two, you’d better have a by looking into the distance(远处).
You must remember not to read in dark light or in , not to read on a moving bus or in bed. Doing eye exercises will help to protect your eyesight.
In a , to keep eyesight, we must have good studying habits.
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