Do you want to be healthier? Then go {#blank#}1{#/blank#} the passage, and you may find it's easy to keep fit.

    First, eat all kinds of foods, especially fruits and vegetables.

    You may have a favourite kind of food, but the best {#blank#}2{#/blank#}is to eat as many kinds as possible. If you eat {#blank#}3{#/blank#}foods, you're more likely to get the nutrients(营养) your body needs. Taste new foods that you {#blank#}4{#/blank#}tried before. Some foods, such as green vegetables, are very important. Have five servings(份) of fruits and three vegetables.

    Second, drink water and milk often.

When you are really{#blank#}5{#/blank#}cold water is the No. 1 choice. Kids need calcium(钙) to grow strong, and milk is a great source of this mineral (矿物质) . How much do children{#blank#}6{#/blank#}? About three glasses of milk every day.

    Third, limit screen time.

    What's screen time? It's the {#blank#}7{#/blank#}for watching TV, DVDs, and videos,{#blank#}8{#/blank#} computer games, and using the computer. If you spend much time{#blank#}9{#/blank#}these activities, you may have less time left to take{#blank#}10{#/blank#}such as playing basketball, bicycling, and swimming.

    More and more people are enjoying the life with computers. Using computers you can {#blank#}1{#/blank#}E-mail quickly and easily. You are able to send a letter {#blank#}2{#/blank#}pictures and sounds to someone {#blank#}3{#/blank#} in the word without putting a stamp. E-mail can send its message to the other side of the world in seconds. E-mail is easy to use and it {#blank#}4{#/blank#} time and money. It {#blank#}5{#/blank#}for twenty-four hours. So it doesn't matter if your friends are in bed when you send E-mails to them, or you are seeing a film at the cinema when they send E-mails{#blank#}6{#/blank#}.

    Can you imagine the future without teachers {#blank#}7{#/blank#} computers? Students will teach themselves in the schools of the future. Computers help students develop their own ways of {#blank#}8{#/blank#}. Students will follow the learning programs by looking at online libraries and {#blank#}9{#/blank#} lessons by world-class teachers. If they don't understand something, they will ask other students{#blank#}10{#/blank#} or e-mail their teachers. Computers are becoming more and more popular indeed.