logo - 刷刷题
下载APP
【单选题】

应用化学杀虫剂喷洒牛房和牛体,对下列哪种蚊虫防制较有效:( )

A.
大劣按蚊
B.
淡色库蚊
C.
中华按蚊
D.
白纹伊蚊
E.
致倦库蚊
举报
题目标签:蚊虫喷洒杀虫剂
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.