[originaltext] Vitamins are essential to life. Today there are many kinds of

游客2023-08-01  30

问题  
Vitamins are essential to life. Today there are many kinds of vitamins. A deficiency in many of these can lead to illness.
    Vitamin A is most important for good eyesight. But it is also important for general good health. Liver contains a large amount of vitamin A, but vitamin A is also found in fish, meat, milk, butter, and in some fruits and vegetables.
Vitamin B in fact consists of twelve different chemicals, which are found in eggs, cheese, butter, meal flour and vegetables. If a person does not have enough vitamin B in his diet, it may affect his whole body, particularly the skin, the nervous system and the heart.  Deficiency in vitamin B results in a disease called beri-beri, a sort of disease in feet.
   Vitamin C prevents scurvy and helps to heal wounds. Some doctors. believe that large quantities of vitamin C help people avoid colds. Fruits and uncooked vegetables are rich in vitamin C. a lack of vitamin C can cause a disease called scurvy.
   Vitamin D is essential for the growth of bones and teeth and is found in fish, liver, oil and milk.
   Vitamins can be produced and are sold, but a well balanced diet will provide the necessary amount of vitamins.

选项 A、Skin disease.
B、Nervous system disease.
C、Heart disease.
D、Feet disease.

答案 D

解析 [听力原文]
What disease will a person suffer without vitamin B?
根据选项可知问题可能关于某种疾病。本题关键句为“Deficiency in vitamin B...disease in feet.”缺乏维生素B会导致脚气。故正确答案为D)。
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