Sleep is something we all do. But some people need to sleep more than others. Babies sleep most of the time. Children in school sleep about ten to twelve hours a night. Most adults sleep only seven or eight hours.{#blank#}1{#/blank#}All parts of our bodies have to rest after they work.. Our arms need a rest after we lift heavy thing, When we run fast, our legs work hard. They get tired. We have to rest them. Our brains workhard, too.{#blank#}2{#/blank#} We can sit quite still and rest our arms andlegs. But our brains aren't resting. They go right on thinking as long as weare awake.

      Our brains slow down a bit when we sleep and dream.{#blank#}3{#/blank#} Instead of thinking wide-awake thoughts, our brains make up dreams. Some dreams are very pleasing. Some are not. Most of thetime we forget them when we wake up.

      Scientists have tried to find out what would happen if people were not allowed to sleep. They asked some people not to go to bed. The people stayed up all night and all the next day. They stayed up the next night too,and the day after. They played games, but they made mistakes. They forgot things.{#blank#}4{#/blank#} The people grew rude and mean. They became angry with their friends. Finally they were too tired to stand up. When they sat down, they fell asleep.

Scientists have found that if people are not allowed to sleep and to dream, they act in an unusual way.{#blank#}5{#/blank#}But we do know that we need it to stay well. So tonight have a goodsleep. Lie down under the covers. Shut your eyes. Let your thoughts wander.Soon you'll stop thinking. You'll be asleep.

A. It was hard for their tired brains to work.

B. When we are awake, they help us pay attention to the worldaround us

C. But babies, children, and adults—all of us need to haveour sleep

D. Good sleep helps to improve one's memory

E. No one knows why sleep is so good for us

F. But even as we sleep our brains are doing some work

G. Of course you will have a good sleep

    The world is becoming more and more connected, but many people feel lonely in the midst of it. You might not feel lonely right now, but there might be times when you do. Here are some tips on dealing with loneliness:

    Be positive about yourself.{#blank#}1{#/blank#} If you constantly think of yourself as ugly, mean, or unattractive, then it will be difficult for you to connect with others. You must accept yourself before you can accept others. It's common that you might have some negative qualities. So does everyone else. So in order to get rid of loneliness, you should focus on your positive side and think of yourself in a positive way.

    Have an attitude of gratitude (感恩){#blank#}2{#/blank#}It's easy to focus on the negatives in life, but don't forget that there are also many positives. Remember them and be thankful. What does this have to do with loneliness? Well, if you are grateful, then you will become cheerful{#blank#}3{#/blank#} See the positive side of others. Just as you should see the positive side of yourself, you should also see the positive side of others. Everyone has shortcomings, but everyone also has a positive side.{#blank#}4{#/blank#}That will make you like them and make it easier for you to connect with them.

    {#blank#}5{#/blank#} The more you think about yourself, the more likely it is for you to have a pity party and feel lonely. For example, you might think that nobody likes you or cares about you. So it's important that you shift your attention away from yourself. It can be as simple as smiling at your neighbors or holding a door for a stranger.

A. Join a community group.

B. Do something for others.

C. Negative thoughts can kill you.

D. Instead, try to make more friends.

E. And that will attract people to you.

F. Count your blessings and be grateful for them.

G. So choose to value the positive aspects of them.

    Have you ever had a wonderful idea and thought it would make a great invention，but didn't know what to do next？{#blank#}1{#/blank#}

    They will help you make your dreams come true and become a famous inventor．

    The first thing that you should do is do some research on the Internet to see if anyone else has invented it．If not ，you should search through the US Patent （专利） information to see if a patent was ever created for your type of invention．{#blank#}2{#/blank#} The easiest thing to do is working with an agency（代理机构） that can help you to make your dreams a reality．

    It can help you present your ideas and get your product to the right companies．One agency that is very reputable （声誉好的） is"Lambert in Minnesota" {#blank#}3{#/blank#} 

    If they think your product is marketable （有销路的），they will help you to get it to the right company． Call the agency and make an appointment．You will want to bring in a model of your invention and a complete description of your ideas．{#blank#}4{#/blank#}

    Then when you meet with them, you can present it and they will tell you how marketable it is．If they decide to help you, they will work to present it to different companies and help you to go to the next step． Once your invention has been sold to a large company，get ready to get the benefits of becoming the next great inventor． {#blank#}5{#/blank#} But the benefits are worth the wait．

A．It may take a year or two．

B．If not，go to the next step．

C．You will find something new on the Internet．

D．You will be the next inventor．

E．Write down exactly about your invention．

F．Here are some steps that you can take．

G．They offer free advice for good ideas．

    How old is "old"? {#blank#}1{#/blank#} Two hundred years ago, you were old at 35. That was the average life then. At the turn of this century, as medical knowledge advanced, the average life span(长度) increased to 45. In 1950, 70-year-olds were really old. Today, a healthy 70-year-old is looking forward to many more active years.

    So, how old is old? The answer is one you've heard many times, from all sorts of people. "You are as old (or young) as you feel!" The calendar(日历) simply tells you how many years you have lived. {#blank#}2{#/blank#}

    Once an unknown author wrote," {#blank#}3{#/blank#} Nobody grows old by living a number of years; people grow old by giving up their goals."

    {#blank#}4{#/blank#} Alice Brophy, when she was with the New York City commission for the Aging, said, "It upsets me when people say, 'Gee, you look young for your age!' What does that mean? Is there some model that you're supposed to look a certain way at 65 and 75 and 85? You know you can die old at 30 and live young at 80"

    There are many wrong ideas about aging. {#blank#}5{#/blank#} Here are some of the more common ones. For example, most older people are in poor health, or older people are unable to change.

A. It's extremely terrible to be grown old.

B. Youth is not a time of life but it is a state of mind.

C. These ideas stereotype(固化) people on the basis of age.

D. Old is a point of view.

E. Older people are stubborn, unable to change.

F. The answer has changed over the years.

G. Your body tells you how well you've lived.

How to improve your perseverance（毅力）

    If you're familiar with the story of the hare and the tortoise, you know that the tortoise proved that perseverance is much more important than speed. {#blank#}1{#/blank#}, but fewer people have the patience and perseverance of the tortoise. Here are some tips that can help you to improve your perseverance.

    Set goals（确定目标）and write them down.

    If you don't know what you want to accomplish（完成）, it's hard to persevere until you do. {#blank#}2{#/blank#}, instead of making many projects（项目）that may upset you

    {#blank#}3{#/blank#}, and cross each step off the list as you complete it.

    If you want to master the ability to cook German dishes, you'll need to read cookbooks, study the recipes（食谱）, buy ingredients（食料）and practice making the dishes. Write down all these steps and remove each step as you go.

    Make a list of the rewards（回报）related to any project to encourage yourself to persevere.

    When you want to lose 40 pounds, it may seem like a difficult goal. {#blank#}4{#/blank#}. You can lower your blood sugar or fit into your favorite pair of jeans. Keep those rewards in mind to encourage yourself to stick to your diet and exercise program.

    Imagine your success.

    Take time each day to sit back, relax and picture the life you'll lead once you've reached your goal.

    {#blank#}5{#/blank#}. Read them over several times a day to encourage yourself to keep going.

A. Like the hare, many people start off strong

B. And you should focus on every step carefully

C. You can't lose weight only by going on a diet

D. Make a list of the steps needed to reach your goal

E. But there are big rewards for doing so

F. Choose one or two goals that are most important to you and work toward those

G. Or you can write out a paragraph or two about how reaching your goal will change your life

    The Qingming Festival is celebrated with a three-day national holiday, whose name originates from the saying "Plants start to revive and prosper at Qingming in a clean and bright way. Thus, the festival is called Qingming, "which means clean and bright. {#blank#}1{#/blank#} Tomb sweeping aims to commemorate family ancestors while going on a spring outing allows everyone the chance to enjoy the beautiful scenery and enjoy the season.

    Traditional customs

    Tomb sweeping. {#blank#}2{#/blank#} On this day, the whole family gathers in front of their ancestral tombs. They offer fruit and wine to their ancestors and clean the weeds from around the tomb. Finally, they kowtow and pray, hoping for their ancestors' blessing for the rest of the year.

    Spring outing. The time around the Qingming Festival is one of the most suitable seasons for a spring outing, as plants are thriving and flowers are blooming. People can have a great time outdoors with their friends and family. {#blank#}3{#/blank#}

    Traditional food

    Qingtuan, a green rice ball tiny enough to fit into your hand, is also called Qingmingguo or Aiguo. {#blank#}4{#/blank#} It is a mixture of sticky rice powder and green vegetable juice, stuffed with sweetened bean paste, Qingtuan tastes sweet with the fresh fragrance of Aicao, a green spring vegetable, In celebration of Qingming, people from Shaanxi make steamed buns, known as Huamo, made into different shapes. {#blank#}5{#/blank#} Some are for peaceful family life while others represent the wish for health.