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【单选题】
内舒拿添加剂洁尔灭对鼻纤毛有明显影响，影响大小与其浓度呈（）。
A.
正相关
B.
负相关
C.
不相关
D.
视情况而定
参考答案：
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.