DOC《2018年成人高考高起点英语预测真题及答案（二）》

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15 are based on the following passage: Increasingly, over the past ten years, people--especially young people--have become aware of the need to change their eating habits, because much of the food they eat, particularly processed food, is not good for the health. Consequently, there has been a growing interest in natural foods. Foods which do not contain chemical additives (添加剂) and which have not been affected by chemical fertilizers, widely used in farming today. (79) Natural foods, for example, are vegetables, fruit and grain which have been grown in soil that is rich in organic ( 有机的 ) matter. In simple terms, this means that the soil has been nourished by unused vegetable matter, which provides it with essential vitamins and minerals. This in itself is a natural process compared with the use of chemicals and fertilizers, the main purpose of which is to increase the amount--but not the quality--of foods grown in commerc........