Eyesight（视力) 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. Here are five suggestions for a lifetime of healthy eyesight：

    Schedule（安排）yearly exams(检查). {#blank#}1{#/blank#} 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. {#blank#}2{#/blank#}

    Give your eyes a break. Two-thirds of Americans spend up to seven hours a day using computers or other digital products. {#blank#}3{#/blank#} 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.

    {#blank#}4{#/blank#} 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. {#blank#}5{#/blank#} Otherwise, you may have problems such as red eyes, pain in the eyes, or a more serious condition.

A．Eat your greens.

B．Eye care should begin early in life.

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（适当的）wear.

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

The Advantages of Hobbies

    Hobbies provide entertainment and a chance lo continuously learn something new and develop a skill set. {#blank#}1{#/blank#}

    Hobbies are praised as a key to stress reduction.Becoming lost in the mental concentration or physical action which you are deeply interested in helps you shift focus from the parts of life that are stressful. {#blank#}2{#/blank#} And in turn you are more peaceful when working on other work.

    {#blank#}3{#/blank#} Many people set goals with their hobbies that provide them satisfaction when these goals have been achieved.These goals can be simple,like improving a golf score,writing a certain number of pages for a novel each day or seeing an entire collection of classic films.

    Hobbies provide a sense of community when you meet other people who enjoy similar activities. {#blank#}4{#/blank#} More populated cities typically have numerous clubs or groups for people to share their knowledge and enthusiasm about a particular hobby.Becoming a member of one of these organizations allows greater growth within your hobby,as well as a chance to make new friends.

    Having a hobby can develop a talent that makes a person feel proud and satisfied.For example,a tennis hobby developed at a young age can lead lo a career as a professional athlete one day. {#blank#}5{#/blank#}For example, writer Vladimir Nabokov also collected butterflies,which allowed him to do better in his chosen fields because he used learned skills from one to improve the other.

A.There are a variety of hobbies.

B.Hobbies provide a sense of achievement.

C.Some hobbies affect other aspects of your life.

D.Focusing on something enjoyable can calm the mind.

E.They also provide many other social and health benefits.

F.Having a hobby increases the chances to interact with like-minded people.

G.Some hobbies containing physical activities offer an enjoyable way to stay healthy.

    Stress(压力) is a popular cause of major diseases affecting people worldwide. It is so common that people have begun to search for the best and easiest ways to reduce stress. {#blank#}1{#/blank#} 

    Exercise for a better life.

    Regular runners say that there is no better feeling than the one you get when you finish your daily run. Exercising is a good way for you to remove stress from your life. {#blank#}2{#/blank#} And it can also lift your mood. An additional benefit of exercising is that it keeps you fit and healthy!

    Organize it.

    Keeping your workplace and home organized is also a way for you to avoid stressful situations. Working in a messy(凌乱的) area keeps your brain thinking on several different things at the same time. {#blank#}3{#/blank#} 

    Manage your time wisely.

    {#blank#}4{#/blank#} Sticking to(坚持) your schedule gives you focus and a goal to work on. It also helps you avoid missing out on deadlines which are a great source of stress. Managing your time wisely means managing your stress.

    In a word, we shouldn't let stress stop us living a normal and healthy life. Stress will naturally appear due to the modern way of life. {#blank#}5{#/blank#} Don't let stress get the better of you and make you lead an unhappy life.

A. Avoid stressed people

B. Know what causes your stress.

C. Plan your day ahead and stick to it.

D. Here are some ways to say goodbye to stress.

E. Regular exercise gives you time to think things.

F. And it gets hard to focus on (思想集中) just one thing.

G. But just like fire, if we control stress it can't hurt us.

How teens can stay fit

    Any type of regular, physical activity can improve your fitness and your health. {#blank#}1{#/blank#}

    Exercise should be a regular part of your day, like brushing your teeth, eating and sleeping. It can be in gym class, joining a sports team, or working out on your own. Keep the following tips in mind:

    {#blank#}2{#/blank#} A good attitude is important. Find an activity that you think is fun. You are more likely to stick with it if you choose something you like. A lot of people find it's more fun to exercise with someone else, so see if you can find a friend or family member to be active with you.

    Take it one step at a time. {#blank#}3{#/blank#} For example, walk or ride your bike to school. Get on or off the bus several blocks away and walk the rest of the way. Use the stairs instead of taking the elevator.

    Get your heart pumping (跳动). Whatever you choose, make sure it includes aerobic (有氧的) activity that makes you breathe harder and increases your heart rate. This is the best type of exercise because it increases your fitness level and makes your heart work better. {#blank#}4{#/blank#} Examples of aerobic activities are basketball, running, or swimming.

    Don't forget to warm up with some easy exercises or stretching (拉伸) before you do any physical activity. {#blank#}5{#/blank#} It is also important to stretch out after you exercise to cool down your muscles.

A. It also burns off body fat.

B. Stay positive and have fun.

C. Make physical activity a habit.

D. Small changes can add up to better fitness.

E. The most important thing is that you keep moving!

F. This warms your muscles up and may help protect against injury.

G. Do the activity as often as possible, but don't exercise to the point of pain.

    The world itself is becoming much smaller by using modem traffic and modern communication means. Life today is much easier than it was hundreds of years ago, but it has brought new problems. {#blank#}1{#/blank#}Pollution means making things dirty. It comes in many ways. We see it，smell it, drink it and even hear it Man has been polluting the earth.{#blank#}2{#/blank#} Many years ago, the problem was not serious because there were not so many people. When the land was used up or the river was dirty in one place, Man moved to another place. But this is no longer true. Manis now slowly polluting the whole world. {#blank#}3{#/blank#}It's bad for all living things in the world, but it is not the only one kind of pollution. Water pollution kills our fish and pollutes our drinking water. Noise pollution makes us angry more easily {#blank#}4{#/blank#}They stop people from burning coal in houses and factories in the city and from putting dirty smoke into the air. The earth is our home. We must take care of it {#blank#}5{#/blank#}And we must take care of the rise in population at the same time.

A. The more people, the more pollution.

B One of the biggest is pollution.

C. Air pollution is still the most serious.

D. Many countries are making rules to fight pollution.

E That means keeping the land, water and air clean.

F I hope scientists can find ways to solve the serious problem.

G Strange diseases have appeared in some places because of pollution.

    Self-esteem(自尊) plays a role in almost everything you do. {#blank#}1{#/blank#} They can have better relationships with peers(同龄人) and adults, feel happier, find it easier to deal with mistakes, disappointments and failures, and are more likely to stick with something until they succeed.

    If you want to improve your self-esteem, here are some useful tips.

    Try to stop having negative thoughts about yourself. If you're used to focusing on your shortcomings, start thinking about positive aspects of yourself. {#blank#}2{#/blank#}

    View mistakes as learning opportunities. Accept that you will make mistakes because everyone does. {#blank#}3{#/blank#} Remind yourself that a person's talents are constantly developing, and everyone does well in different things.

    {#blank#}4{#/blank#} If you realize that you're unhappy with something that you can change, then start today. If it's something you can't change(like your height), then start to work toward loving yourself the way you are.

    Make a contribution. Help a classmate who's having trouble, offer to clean up your neighborhood or volunteer your time in some other way. {#blank#}5{#/blank#}

    Have fun. Enjoy spending time with the people you care about and doing the things you love. Relax and have a good time — and avoid putting your life on hold.

It takes some work to develop good self-esteem, but once you do it's a skill you'll have for life.

A. Mistakes are part of learning.

B. Recognize what you can change and what you can't.

C. Low self-esteem is a negative evaluation(评价) of oneself.

D. Feeling like you are making a difference and that your help is valued can do wonders to improve self-esteem.

E. Each day, write down three things about yourself that make you happy.

F. People with high self-esteem do better in school and find it easier to make friends.

G. Experience is the great thing that enables you to recognize a mistake when you make it again.