Question

11．How to Improve Eyesight Naturally
Eyes are important for everybody．You must take care and try everything in your hand to keep them in good condition．Here are some of the tips to improve your eyesight naturally．
（46）AStrain is known to be a factor in many health conditions and eyestrain is no exception．Try meditation，yoga or other methods of stress relief to improve your vision and overall health．
Try palming．
Sit upright in a comfortable chair．（47）FCup your hands so that there is no pressure on your eyes．Let your fingers rest across your forehead．There should be no light entering your eyes．Palming should be done for a period of 5 to 10 minutes to start．Palming should be relaxing．It may help to do palming in a darkened room．
Avoid sugar as much as possible．
 （48）CIt will unpleasantly affect your eyesight，which affects the eyes by producing a larger amount of insulin （胰島素） in the blood．Therefore you shouldn't be having much fruit juice or something that contains a lot of sugar．
Exercise your eyes．
The only exercise most eyes get is that daily rubbing we give them when we're tired or suffering from eyestrain．But eye exercises are actually good for your eyes and can improve your vision．（49）D Blink as fast as you can for a few seconds then close your eyes tightly，open and repeat．Do this exercise 3 to 4 times daily．
Eat healthy．
You probably hear that statement all the time but eating the right foods are necessary to good health．（50）EFoods that are high in fiber，vitamin C，D and beta carotene as well as other vitamins and minerals can help improve your vision．Here are a few foods that can be beneficial to good vision：carrots，eggs，blueberr ies，spinach，kale，grapes，and fresh garlic．

A．Reduce eyestrain．
B．Keep your eyes moist．
C．Sugar is your eye's worst enemy．
D．Give your eyes a workout with the following exercise．
E．You may not be aware that your diet affects your vision but it does．
F．Close eyes and cover them with the palms of your hands．
G．Be sure to get plenty of sleep so your eyes don't strain to stay open during the day．

Answer 1

分析 本文屬于說明文閱讀，作者通過這篇文章向我們介紹了如何提高自然視力．

解答 46．A．細節(jié)理解題，根據(jù)上文的句子"Strain is known to be a factor in many health conditions and eyestrain is no exception．"可知這里是：減少眼壓．故選A．
47．F．細節(jié)理解題，根據(jù)下文的句子"Cup your hands so that there is no pressure on your eyes．"可知這里是告訴我們要閉上眼，用手掌覆蓋在眼睛上．故選F．
48．C．細節(jié)理解題，根據(jù)這段的標題"Avoid sugar as much as possible．"可知這里是說：糖是眼睛最大的敵人．故選C．
49．D．細節(jié)理解題，根據(jù)下文的句子"Blink as fast as you can for a few seconds then close your eyes tightly，open and repeat．Do this exercise 3 to 4 times daily．"可知這里是：用下面的方法給你的眼睛鍛煉．故選D．
50．E．細節(jié)理解題，根據(jù)上文的句子"You probably hear that statement all the time but eating the right foods are necessary to good health．"可知這里是：你可能沒有意識到飲食會影響你的視力，但是它確實會．故選E．

點評 考查學生的細節(jié)理解和推理判斷能力．做細節(jié)理解題時一定要找到文章中的原句，和題干進行比較，再做出正確選擇．在做推理判斷題時不要以個人的主觀想象代替文章的事實，要根據(jù)文章事實進行合乎邏輯的推理判斷．