1. (2023九上·徐闻期末) 阅读理解
When you finish all your schoolwork and sit back in your chair, suddenly you feel a headache and realize your eyes are painful. What's going on? Doctors say that many students spend too much time in front of screens, especially during online classes. The following might help you.
THE 20-20-20 RULE
This gives your eyes a break from long screen time. It suggests looking at something at least 20 feet away for 20 seconds(秒) after 20 minutes of work on the screen. You can then continue workingpain free.
● Studies show that people blink(眨眼睛) less often when looking at a screen. keep your eyes wet by blinking often or using eye drops.
● Sit up straight about an arm's length(长度) away from the screen.
Make sure you're looking down at your screen, stand 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 tiredness. So ask doctors about computer glasses before putting them on.

（1） Who is the test written for?

A . students. B . parents. C . Doctors D . patients
（2） What are the key wrds in the 20 -20-20 rule?

A . 20 minutes, 20 feet, 20 times. B . 20 feet, 20 seconds, 20 times. C . 20 seconds, 20 times, 20 feet. D . 20 times, 20 minutes, 20 seconds.
（3） How can students keep their eyes wet?

A . By blinking less. B . By wearing glasses. C . By blinking more. D . By looking at the screen for a long time.
（4） Which post is right when you're in front ofthe screen?

A . B . C . D .
（5） What is the text mainly about?

A . The reasons for eye tiredness. B . The importance ofcomputer glasses. C . The influence ofonline classes. D . The suggestions about eye protection.

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When you finish all your schoolwork and sit back in your chair, suddenly you feel a headache and realize your eyes are painful. What's going on? Doctors say that many students spend too much time in front of screens, especially during online classes. The following might help you.
THE 20-20-20 RULE This gives your eyes a break from long screen time. It suggests looking at something at least 20 feet away for 20 seconds(秒) after 20 minutes of work on the screen. You can then continue workingpain free.	● Studies show that people blink(眨眼睛) less often when looking at a screen. keep your eyes wet by blinking often or using eye drops.
	● Sit up straight about an arm's length(长度) away from the screen. Make sure you're looking down at your screen, stand 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 tiredness. So ask doctors about computer glasses before putting them on.