William Blake described the eyes as the “windows of the soul”. Our eyes are the windows through which we see the world around us. Either way, there's no 【小题1】 that we place great value on our eyes and our eyesight（视力）. Surveys have shown that of the five sense, sight is the one that people 【小题2】 losing the most.

Thinking about the important function（功能）of our eyes, we'd give them the best care possible, but sometimes we get too busy or forget to do a few simple things that can keep our eyes 【小题3】.

Protecting your eyes starts 【小题4】 the food on your plate. Remember when you were a kid and your mom told you that carrots would improve your eyesight.

Give up your 【小题5】 habits that could seriously hurt your eyes. Always wear 【小题6】 in a sunny day to protect your eyes from ultraviolet ray（紫外线）. Rest your eyes every 20 minutes from the computer screen by looking 20 feet away for 20 seconds. At 【小题7】 every 2 hours, get up and take a 15­minute break when working at a computer.

Make 【小题8】 your eyes do not get hurt in the first place. You should try to prevent eye hurt when you're playing 【小题9】 or doing housework. You should also know when to wear safety glasses and what kinds will work best for you.

Last but not least, get your eyes examined 【小题10】. Eye exams can help find some eye diseases. It's important to find these diseases early on, when they're easier to treat.

Many ways can make your mom feel special and you don’t need to 【小题1】 much money. Mothers need to feel seen, 【小题2】, and loved and most often just want to be with their children.

How can you make Mom feel special?

Spend quality time together. Mothers want something more than anything else in the whole world. They want to be 【小题3】 their children. For a holiday, or any other special moment in 【小题4】 lives, be sure to spend a 【小题5】 day of one-on-one time with the special woman in your life.

Go out for a walk together. Spending time together doesn’t need any money—never forget that. A beautiful walk is the perfect way 【小题6】 Mom happy. Not only will you get some fresh air and sunshine, 【小题7】 also the bond between you will be closer.

Bring her flowers. Flowers can brighten your mom’s feeling. 【小题8】 you have flowers in your backyard, you can pick them for free. Otherwise, a flower 【小题9】 offers you all kind of flowers. Consider these 【小题10】 for no reason at all because Mom should feel special all year round.

Look up at the sky at night. What can you see? Before electric lights, people could often see about 2,500 different stars. Now, light fills the skies over our cities. This is called light 【小题1】. Because of it, people in cities can often only see about ten 【小题2】!

Most of the time, light helps us. We can 【小题3】 because of it. It gives plants energy. But light isn’t always 【小题4】. We need times of dark 【小题5】. One hundred years ago, we had those times of dark. Now the night is like day. Some scientists are worried about 【小题6】 this light effects our health. These scientists are studying the effects of light pollution.

Other scientists are finding ways to 【小题7】 light pollution and make our lives better. For example, many street lights now have covers. The covers focus the light 【小题8】 the ground. They stop the light from going 【小题9】 into the sky. They also save energy. The covers are a 【小题10】 change, but they can 【小题11】 have a positive effect.