四、首字母填空
KEY→P22
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根据短文意思和首字母提示,写出一个完整正确的单词。
As an old saying goes, "Eyes are the windows of our mind." Eyes are very important to us. However, it seems that many people don't know the importance of 1. p their eyes.

Nowadays, many people live a busy life and they have 2. l time to take care of their "windows". Even when they have something 3. w with their eyes—feeling dry and uncomfortable, these people may just not care about them, and go on with their work. Study takes students a lot of time and they don't have time to take care of their eyes, either. What's worse, some of them often do eye exercises 4. c.
We all know that eyes work like a camera. When we use a camera to take photos, we adjust(调节) the focus(焦距) to make our photos become 5. c. In our eyes, there are also lenses like cameras. But these lenses can't collect light on their 6. o. They need the ciliary muscles(睫状肌) to adjust the lenses' shape.
When you work with your eyes too long, the ciliary muscles will feel 7. t. As a result, they won't be able to help the lenses 8. w properly and we won't be able to see things clearly. If we often use our eyes too much, we will likely get different eye 9. i, such as shortsightedness.
Many students have got such eye problems. They spend so much time doing their homework or playing computers that their ciliary muscles can't get 10. e rest. As a result, more and more teenagers have to wear glasses.
英语嗨吧

本文主要讲述了眼睛对我们的重要性以及许多人忽视保护眼睛的现状。
1. protecting 结合首字母提示和"the importance of ... their eyes"可知,此处表示"保护眼睛的重要性",protect意为"保护",空前的 of 是介词,其后接动词-ing 形式。
2. little 结合首字母提示和 many people live a busy life可推知,此处表示"几乎没有时间",空后的 time 是不可数名词,所以此处应用 little 表示"几乎没有"。
3. wrong 根据首字母提示和 feeling dry and uncomfortable 可推知,此处表示"眼睛出了问题"。
4. carelessly 结合首字母提示和"What's worse, some of them often do eye exercises ..."可知,此处表示"马虎地做眼保健操",所以空处应填副词 carelessly 修饰动词 do。
5. clear 结合首字母提示和"we adjust the focus to make our photos become ..."可知,此处表示"调整焦距使照片变得清晰",所以空处应填形容词 clear。
6. own 结合首字母提示和空前的 on their 可知,本题考查短语 on one's own,意为"独自地;独立地"。
7. tired 结合首字母提示和 When you work with your eyes too long 可推知,此处表示"感到疲劳",形容词 tired符合语境。
8. work 结合首字母提示和 we won't be able to see things clearly 可推知,此处表示"无法帮助晶状体正常工作",动词 work 意为"工作"。
9. illnesses 结合首字母提示和 such as shortsightedness可推知,此处表示"眼病",名词 illness 意为"疾病",结合空前的 different 可知,空处应填 illness 的复数形式 illnesses。
10. enough 结合首字母提示和 They spend so much time doing their homework or playing computers 可推知,此处表示"得不到足够的休息",enough 符合语境。