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Eyesight plays a very important role in ...

    Eyesight plays a very important role in our daily life. Every waking moment, the eyes are working to see the world around us. Over forty percent of Americans worry about losing eyesight, but it's easy to include steps into our daily life to ensure healthy eyes. 1.:

● Schedule yearly exams. Eye care should begin early in life. Experts advise parents to bring babies 6 to 12 months of age to the doctor for a careful check. The good news is that millions of children now can have yearly eye exams and following treatment, including eyeglasses.

● Protect against UV rays (紫外线). Long-term stay in the sun creates risk to your eyes. No matter what the season is, it's extremely important to wear sunglasses. 2..

● Give your eyes a break. Two-thirds of Americans spend up to seven hours a day using computers or other digital products. 3.. Experts recommend that people practice the 20/20/20 rule: every 20 minutes, take a 20-second break and look at something 20 feet away.

4.. As part of a healthy diet, eat more fruits and vegetables each day. Vitamins (维生素) C and E help protect eyesight and promote eye health.

● Practice safe wear and care of contact lenses (隐形眼镜). Many Americans use contact lenses to improve their eyesight. While some follow the medical guidance for wearing contact lenses, many are breaking the rules and putting their eyesight at risk. 5.. Otherwise, you may have problems such as red eyes, pain in the eyes, or a more serious condition.

A.Eat your greens.

B.Here are five suggestions for a lifetime of healthy eyesight.

C.They can properly protect your eyes.

D.Stay in good shape by taking more vitamins.

E.Parents usually don’t care about their own eyesight.

F.Always follow the doctor’s advice for appropriate wear.

G.This frequent eye activity increases the risk for eye tiredness.

 

1.B 2.C 3.G 4.D 5.F 【解析】 这是一篇说明文。文章指出如果不想近视,保持眼睛的良好状态的话,可以遵循5个建议。一、每年检查;二、阻止紫外线照射;三、让眼睛休息;四、多吃点维生素以保证眼睛良好的形状;五、练习安全地佩戴隐形眼镜及其妥善保存。 1.在说明文文体中,第一段一般起到总领全文的作用,接着文章提出了五个保护视力的建议,故第一段中需要一句总起全文的句子,B选项为总结性句子。故B项正确。 2.文中第三段提到可以戴墨镜阻挡紫外线。在段末处需一句总结性语句。C选项中的代词they指代的是前文中提到的sunglasses,故C项正确。 3.文中第四段提到2/3的美国人使用电脑的时间超过了7小时。而文中给出第3个建议是让眼睛休息一下,说明长时间使用电脑对眼睛是有损伤的。G选项中提到的“this frequent eye activity”指的是长时间使用电脑。故G项正确。 4.根据第五段内容,维生素C、E都能保护人们的视力,提高眼睛的力量。可以看出该段的关键词为vitamins,故D项正确。 5.文中最后一段提到“While some follow the medical guidance for wearing contact lenses, many are breaking the rules and putting their eyesight at risk.”有一些人会遵守医嘱进行正确地佩戴隐形眼镜,但仍有一部分没有遵守医嘱的人,他们就可能面临视力上的危害。因此要时刻遵守医嘱,故F项正确。
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