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  3. Health food is a general term applied to all kinds of foods that are considered more healthful than the types of foods widely so

Health food is a general term applied to all kinds of foods that are considered more healthful than the types of foods widely so

admin2012-11-30  56
问题     Health food is a general term applied to all kinds of foods that are considered more healthful than the types of foods widely sold in supermarkets. For example, whole grains, fried beans, and corn oil are health foods. A narrower【C1】______ of health food is natural food. This term is used to【C2】______ between types of the same food. Raw honey is a natural sweetener,【C3】______ refined sugar is not. Fresh fruit is a natural food, but canned fruit, with sugars and other additives, is not.
    The most【C4】______ term of all and the narrowest classification within health foods is organic food, used to【C5】______ food that has been grown on a particular kind of farm. Fruit and vegetables that are grown in gardens, that are【C6】______ only with organic fertilizers, that are not sprayed with【C7】______ insecticides (杀虫剂),and that are not refined after harvest, are organic foods. Meat, fish, dairy and poultry products from animals that are【C8】______ only organically grown feed and that are not injected with hormones (荷尔蒙) are organic foods.
    In choosing the type of food you eat, then, you have basically two choices: inorganic, processed foods, or organic, unprocessed foods. A wise decision should【C9】______ investigation of the allegations that processed foods contain【C10】______ , some of which are proven to be toxic (有毒的), and that vitamin content is greatly reduced in processed foods.
   A) describe            I) classification
   B) whereas             J) when
   C) delicate            K) fed
   D) treated             L) distinguish
   E) chemicals           M) separation
   F) precise             N) poisonous
   G) shape               O) dealt
   H) include
【C2】
选项
答案L
解析 此处应填入一个动词，而且应是动词原形形式。L．distinguish表示“区分”，符合题意。 A．describe表示“描述”，H．include表示“包括”，均不符合题意。
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