"Eyes are windows of the soul." Everyone knows the 1  of the eyes.   2  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 3  protect your eyesight(视力).
You should not keep your eyes 4  for a long time. When reading, you should keep the books about a foot away from you. After reading for an hour 5  two, you 'd better have a   6  by looking into the distance(远处).
You must remember not to read in dark light or in   7 , not to read on a moving bus or in bed. Doing eye exercises will help   8  to protect your eyesight.
In a   9 , to keep   10  eyesight, we must have good studying habits.
【小题1】A. importance  B. experience  C. difference
【小题2】A. So          B. Because     C. But
【小题3】A. what to     B. how to      C. when to
【小题4】A. working     B. walking     C. waking
【小题5】A. and         B. or          C. as
【小题6】A. talk        B. rest        C. by
【小题7】A. the earth   B. the star    C. the sun
【小题8】A. him         B. us          C. you
【小题9】A. word        B. sentence    C. letter
【小题10】A. bad         B. good        C. Weak

"Eyes are windows of the soul." Everyone knows the 36 of the eyes.  37 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 38 protect your eyesight(视力).
You should not keep your eyes 39 for a long time. When reading, you should keep the books about a foot away from you. After reading for an hour 40 two, you 'd better have a 41 by looking into the distance(远处).
You must remember not to read in dark light or in 42, not to read on a moving bus or in bed. Doing eye exercises will help 43 to protect your eyesight.
In a 44 , to keep 45 eyesight, we must have good studying habits.

"Eyes are windows of the soul." Everyone knows the 36 of the eyes.  37 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 38 protect your eyesight(视力).

You should not keep your eyes 39 for a long time. When reading, you should keep the books about a foot away from you. After reading for an hour 40 two, you 'd better have a 41 by looking into the distance(远处).

You must remember not to read in dark light or in 42, not to read on a moving bus or in bed. Doing eye exercises will help 43 to protect your eyesight.

In a 44  , to keep 45 eyesight, we must have good studying habits.