中考英语作文 保护眼睛　　we see with our eyes.
if we have poor eyesight, it will be difficult to see everything clearly.
so it s important to take good care of our eyes.
it s quite unbelievable that an eye ball is the same size as a table tennis ball.
in fact the eye ball is like a kind of mirror.
we should do eye exercises every day.
we also need to have a rest after a long period of reading.