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【判断题】

甲胺磷、对硫磷、久效磷等高毒农药均是有机磷类杀虫剂所以有机磷杀虫剂都是高毒的。

A.
正确
B.
错误
举报
参考答案:
参考解析:
.
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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.