问题
单项选择题
由于地壳表面元素分布的不均一性，使得该地区土壤、饮水中某种(些)微量元素含量过多或过少，通过饮水、摄食等途径使当地居民体内这种(些)元素过多或过少而导致的特异性疾病，称为
A．公害病
B．流行性疾病
C．慢性营养缺乏病
D．自然疫源性疾病
E．生物地球化学性疾病
答案
参考答案：E
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由于地壳表面元素分布的不均一性，使得该地区土壤、饮水中某种(些)微量元素含量过多或过少，通过饮水、摄食等途径使当地居民体内这种(些)元素过多或过少而导致的特异性疾病，称为
A．公害病
B．流行性疾病
C．慢性营养缺乏病
D．自然疫源性疾病
E．生物地球化学性疾病
参考答案：E
Keeping _36___and slim is the dream of many girls. Here is some advice about losing__37__. First, __38__attention to the amount of food you have every day. But it doesn’t mean you should starve(饿死) yourself. Your body _39___ nutrition(营养). The key is a healthy_40___. Have more vegetables, fruit, milk and eggs and try to stay away from fast food, especially fries. Experts have pointed _41___ that having too many fries can even cause_42___. The last thing you should remember is to__43_ consistently(持续地). One or two days of jogging will make__44_ improvement. What you have to do is to leave your sofa, TV set, and snacks behind and to _45__ into the open air!
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