文档介绍：: .
ent.
and student.
第三节听下面一篇短文。按照你所听内容的先后顺序将下列图片排
序。短文读两遍。
(1 ) (2) (3) (4) (5)
二、阅读理解(2 0 小题，每 小 2 分，共 4 0 分)阅读下面四篇语言材
料，然后按文后要求做题。
1 1 . (1 0 分)
Finally， you finish all your schoolwork and sit back in your
you feel a headache and realize your eyes are
's going on? Doctors say that many students are spending
too much time in front of screens, especially during online
following might be of some help to you.
THE 20 - 20 , Studies show that people blink
-20 RULE (眨 眼 睛 ) less often whenThis gives your eyes a break looking at a your eyes
from long screen suggests wet by blinking often or using eye
looking at something at least 20 drops.
feet Away for 20 seconds after 20 . sit up straight about an arm's
minutes of work on the screen. You length （长 度 ） away from the
can then continue working pain screen. Make sure you're looking
free. down at your up and
exercise often to avoid neck and
shoulder pain.
,What about blue light blocking
glasses （防蓝光眼镜）? They may
look cool, but research shows that
blue light isn't the biggest cause of
eye ask doctors about
computer glasses before putting
them on.
根据材料内容选择最佳答案。
（ 1 ） Who is the text written for?
.
.
.
.(2) What are the key words in the 20 - 20 - 20 rule?
minutes, 20 feet, 20 times.
seconds, 20 times