Everyone needs water and a diet 1healthy foods. These foods should 2some fat, some fiber, a little salt and so on.
People need energy to live. They eat all kinds of foods 3 change into energy. Our bodies use different 4of energy. The energy is measured in calories(卡路里). The more 5we take, the more calories we burn. Even when you are 6, you are using energy—about 65 calories an hour. While you are at school, or walking home, your body is 7up 100 calories an hour. When playing football or basketball, you might be using 400 calories an hour. On 8Day, during the relay race, you will use most of all, perhaps as 9as 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 10in fiber and low in sugar and fat. The Chinese eat less sugar than many 11countries in the world. That is 12lots of people in China have white teeth.
People in the Western world do not eat 13healthy foods. They eat too much fat and sugar and don't take 14exercise. Because of this, they 15very easily. In order to 16with the quick pace(步伐) of their life and work, they eat a lot of fast food. They eat a lot of sweets, soft drinks, potato crisps, chocolate, butter and ice cream and so on, 17are called18food by some epicureans(美食家). The result is that many of them become fat. In order to avoid 19 fat and 20it is advisable(明智的) to eat a balanced diet and not eat too many foods that have a high calorie rating.
