单选题
America is changing its eating habits.
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medical evidence mounts that we are
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about what we eat, consuming a healthier diet has become almost a national
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in the United States. The food-for-fitness phenomenon began in the late 70"s
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a U. S. Senate committee
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the conclusion that six out of ten leading causes of death— such as heart disease and cancer—
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be linked to diet. The government issued dietary guidelines
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Americans to eat a
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of food,
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proper weight, and limit intake of fat, salt, and sugar.
For most Americans,
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to eat is a matter of personal choice,
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than one of supply. An excellent nationwide food distribution system assures that fresh
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is readily available in all parts of the country,
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of the season.
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advantage of this abundance, many people are forsaking (抛弃) traditional meat-and-potatoes fare in
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of lighter meals of salads, fruits, and vegetables.
One of the most significant trends in the American
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of eating is the healthful change in restaurant food. One of
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two meals in the United States is eaten
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the home. Restaurants are making special efforts to provide low-fat, low-salt, and low- calorie
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salad bars,
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with fresh greens and raw fruits and vegetables, are found everywhere.