Question

B Scientists have learned a lot about the kinds of food people need. They say that there are seve

Answer 1

Scientists have learned a lot about the kinds of food people need. They say that there are several kinds of food that people should eat every day.They are:(1)green and yellow vegetales of kinds;(2)citrus（柑橘）fruits and tomatoes;(3)potatoes and other fruits and vegetables;(4)meat of all kinds,fish and eggs;(5)milk and foods made from milk;(6)br4ead or cereal(谷类）,rice is also in this kind of food;(7)butter(黄油)，or something like buter.
people in different countries and different places of he world eat different kinds of things. Foods are cooked and eaten in many diferent kinds of ways.people in different countries eat at different times of the day.In some places people eat one or twice a day;in other countries people eat three or four times a day.Scientists say that none of the diferences is really important.It doesn't mater whether foods are eaten raw（生）or cooked, canner（罐装的） or frozen （冷冻的）.It doesn't matter that a person eats dinner at 4o'clock in the afternoon or at eleven o'clock at night. The important thing is what you eat every day.
There are two problems,then,in feeding the large number of people on earth. The first is so 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.
答案：1.A
2.D
3.D
4.C
5.B