Question

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

Do you constantly use the computer,whether for learning or entertainment?Computers give off radiation(辐射) that is bad for your health,but here are some ways to protect yourself from computer radiation.

_1.___Green tea can be absorbed（吸收） by the body easily into a form of vitamin A, which helps reduce radiation._ 2.__

It is advisable to attach a radiation filter plate(辐射过滤板)in front of your computer’s screen. Make sure to avoid putting any mental substances near your computer as these may have reflected some of the electromagnetic waves that are harmful to your health. __3.The brighter the screen the higher the radiation there will be and vice versa.

You can also put some radiation-absorbing plants such as several cacti near your computer to prevent radiation.

Make sure you do a skincare protection before sitting in front of the computer .__ 4.Wash your face soon after using the computer in order to reduce 70% of the radiation.

__ 5.___ Old computer in general, has one to two times more radiation released than the new one within the same distance.

A.And adjust（调整） the brightness of your computer screen.

B.Apply(使用) a layer of facial mask（面膜） to protect yourself.

C.And adjust the sound level on your computer.

D.The most efficient way is by drinking some coffee regularly.

E.The simple way is by drinking 2 or 3 cups of green tea every day.

F.If possible, purchase a new computer instead of using an old model computer.

G.It also helps keep our eyes see things clearly in the dark by improving the visual ability.

 

Answer 1

1.E

2.G

3.A

4.B

5.F

【解析】

试题分析：本文介绍了几种减少电脑辐射的方法

1.E本段是关于用绿茶来减少电脑辐射的影响，故E项正确

2.G绿茶还有另外的功能就是提高视力，故G项正确

3.A根据下句The brighter the screen the higher the radiation there will be and vice versa.说明屏幕的亮度也是影响人们视力的原因，那么就要调整屏幕的亮度。故A项正确。

4.B根据下一句Wash your face soon after using the computer在用完电脑以后要洗脸。那么之前也要采取措施，选项中只有B项是与之有关的。故B下符合上下文。

5.F根据下句Old computer in general, has one to two times more radiation released than the new one within the same distance.说明旧电脑的辐射较大，那么应该使用新的电脑。故F项正确。

考点：考查科普类短文阅读