VIII: Đọc kỹ đoạn văn sau và lựa chọn câu vấn đáp đúng tốt nhất (ứng với A, B, C hoặc D) trường đoản cú câu 1 mang lại 10:
The food we eat seems khổng lồ have profound effects on our health . Although science has made enormous steps in making food more fit to lớn eat , it has, at the same time , make many foods unfit khổng lồ eat . Some research has shown that perhaps eighty percent of all human illnesses are related lớn diet and forty percent of cancer is related lớn the diet as well , especially cancer of the colon . People of different cultures are more prone to lớn contract certain illnesses because of the characteristic foods they consume . That food is related to lớn illness is not a new discovery . In 1945 , government researchers realized that nitrates and nitrites ( commonly used lớn preserve color in meats ) as well as other food additives caused cancer . Yet, these carcinogenic additives remain in our food , & it becomes more difficult all the time to lớn know which ingredients on the packaging labels of processed food are helpful or harmful . The additives that we eat are not all so direct . Farmers often give penicillin khổng lồ cattle & poultry , and because of this , penicillin has been found in the milk of treated cows . Sometimes similar drugs are administered to animals not for medicinal purposes , but for financial reasons . The farmers are simply trying khổng lồ fatten the animals in order to obtain a higher price on the market . Although the Food và Drug Administration (FDA) has tried repeatedly lớn control these procedures , the practices continue. A healthy diet is directly related to lớn good health . Often we are unaware of detrimental substances we ingest. Sometimes well- meaning farmers or others who bởi not realize the consequences add these substances lớn food without our knowledge.
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A. Because of science , disease caused by contaminated food have been virtually eradicated .
B. It has caused a lack of information concerning the value of food .
C. As a result of scientific invention , some potentially harmful substances have been added to lớn our food .