美国民事诉讼多久:帮忙一翻译下

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Scientists have learned a lot about the kinds of food people need.They say that there are several kinds of food that people shoule eat every day. They are:1)green and yellow vegetables of all kinds ;2)citrus（甘菊）fruits and tomatoes;3) potatoes and other fruits and vegetables;4)meat of all kind,fish and eggs;5)milk and foods made from milk;6)bread or cereal (rice is also in this kind of food);7)butter,or something like butter .

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People in different countries and different places of the world eat different kinds of things.Foods are cooked and eaten in many different kinds of ways. People in different countries eat at different times of the day. In some places people eat once or twice a day; in other countries people eat three or four times a day. Scientists say that none of the differences is really imoportant. It doesn't matter whether foods are eaten raw or cooked, canned or frozen.It doesn't matter whether a person has dinner at 4 o'clock in the afternoon or at eleven o'clock at night. The important thing is what you eat every day.

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There are two problems in feeding the large number of people on the earth. The first is to find some way to feed the world's population so that no one is hungry. the second is to make sure that people everywhere have the right kinds of food to make them grow to be strong and healthy.