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【单选题】
2010年国家又再次提出奶粉中三聚氰胺的添加标准，食用三聚氰胺会使受污染奶粉的婴幼儿产生肾结石病症。经调查是一些不法商人用三聚氰胺作奶粉添加剂，以提升奶粉检测中的蛋白质含量指标和增加产品的含水量。以下有关三聚氰胺（结构图）的说法错误的是（ ）A.
该分子为非极性分子
B.
该物质的水溶液显弱碱性，能与盐酸反应．
C.
该物质有毒，不能作食品添加剂
D.
三聚氰胺为有刺激性气味的深黄色物质
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【单选题】医疗事故的违法性是指行为人在诊疗护理中违反
A.
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B.
法律、部门规章和诊疗护理规范
C.
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D.
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E.
法律、行政法规、部门规章和地方性法规
【单选题】The nurse working on a medical respiratory nursing unit is caring for several clients with respiratory disorders. The nurse should determine that which client on the nursing unit is at the lowest risk...
A.
An uninsured man who is homeless
B.
A newly immigrated woman from Korea
C.
A man who is an inspector for the U.S. Postal Service
D.
An older woman admitted from a long-term care facility
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【单选题】Which of the following is TRUE according to the text?
A.
Marriage rates now are the lowest since 18th century.
B.
Divorce rates in 2007 were lower than that of last year.
C.
Young people are more inclined to divorce than old people did.
D.
Marriage and divorce rates have been both increasing these years.
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