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参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Many Americans harbor a grossly distorted and exaggerated view of most of the risks surrounding food．Fergus Clydesdale, head of the department of food science and nutrition at the University of Massac...
A.
They overlook the risks of the food they eat.
B.
They overestimate the hazards of their food.
C.
They are overoptimistic about the safety of their food.
D.
They overstate the government's interference with the food industry.
【多选题】在环境影响的效益一费用评价方法中，属于根据消费环境商品带来的效用来确定环境质量效益的方法有（ ）。
A.
市场价值法
B.
人力资本法
C.
资产价值法
D.
恢复费用法
E.
工资差额法
【单选题】对聚合物驱(增粘水驱)的驱油机理叙述错误的是()。
A.
聚合物是称为增粘剂的高分子化合物如聚丙烯酰胺等
B.
将增粘剂加入水中可增大水的流度
C.
减小水在油中的粘性指进
D.
通过提高波及系数提高油藏的采收率