完形填空。
Every person needs water and a diet of healthy foods. These foods should contain some fat,
some fiber, a little salt and so on.
People need energy __1__ . They eat different kinds of food which change into energy. The
energy is___2__ in calories. Even when you__3__, you are using energy - about 65 calories an
hour.__4__you are at school, or walking home, your body is burning up 100 calories an hour.
When playing football or basketball, you__5__be using 400 calories an hour. On Sports Day,
during the relay race, you will use most of all,__6__as much as 650 calories an hour.
The Chinese diet is considered to be the healthiest in the world. It contains a lot of fruit and
green vegetables. It is__7__in fiber and low in sugar and fat. The Chinese eat less sugar than many
other countries in theworld. That is__8__lots of people in China have healthy white teeth.
People in the Western world do not eat such healthy foods. They eat__9__fat and sugar and
don’t take enough__10__. Because of this, they__11__weight very easily. Their diet contains a
lot of fat in the__12__of potato crisps, potato chips, butter, cream and chocolate. They eat a lot
of sugar which exist in cakes, soft drinks,__13__and so on.
The result is that many of them become fat.__14__ some have bad teeth. In some parts of
Britain, one person in ten,__15__the age of thirty, has no teeth left.
(     )1. A. for life
(     )2. A. measuring
(     )3. A. are asleep
(     )4. A. While
(     )5. A. must
(     )6. A. surely
(     )7. A. rich
(     )8. A. how
(     )9. A. much too
(     )10. A. exercises
(     )11. A. put on
(     )12. A. type
(     )13. A. sweets
(     ) 14. A. But
(     )15. A. at

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