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【单选题】
关于新烟碱类杀虫剂说法正确的是
A.
作用于害虫的神经系统
B.
属于低毒农药不会引起人畜急性中毒
C.
没有慢性毒性
D.
对环境无毒无害
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【单选题】很多国家已停止使用含铊的杀虫剂。元素周期表中铊的数据见右图，下列说法正确的是
A.
TI元素是一种主族元素
B.
TI元素的相对原子质量是204
C.
铊元素的质量数是204.4
D.
TI原子最外层有3个能量相同的电子
【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.
【单选题】烟碱属于
A.
N胆碱受体激动药
B.
M胆碱受体激动药
C.
N胆碱受体拮抗药
D.
M胆碱受体拮抗药
E.
与阿托品同类的药
相关题目：
【单选题】很多国家已停止使用含铊的杀虫剂。元素周期表中铊的数据见右图，下列说法正确的是
A.
TI元素是一种主族元素
B.
TI元素的相对原子质量是204
C.
铊元素的质量数是204.4
D.
TI原子最外层有3个能量相同的电子
【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.
【单选题】烟碱属于
A.
N胆碱受体激动药
B.
M胆碱受体激动药
C.
N胆碱受体拮抗药
D.
M胆碱受体拮抗药
E.
与阿托品同类的药
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