2015年自考英语二日常练习题(51)
|0·2015-04-03 10:34:32浏览 收藏
编辑推荐：2015年自考英语二日常练习题汇总
The importance of particular metals in the human diet has been realized within the past few decades,and the idea that geology might be related to health has been recognized for a number of elements such as iodine,zinc and selenium. For example,soils with low iodine contents produce crops,and animals deficient in iodine. A lack of iodine in the human diet leads to some serious diseases.
Some serious diseases is connected with deficiency of __________.
A.industrially polluted soils
B.the element of iodine
C.rock and soil chemistry
D.the persistence of heavy metals
正确答案：B
答案解析：通过关键词Some serious diseases，可将题目定位于最后一句话：A lack of iodine in the human diet leads to some serious diseases. deficiency of和lack of表达同样的意思“缺乏、缺少”，因此根据这句话可以判断答案为B。
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