一个数只有（ ）和（ ）两个因数，这个数叫做质数；一个数除了（ ）和（ ）以外，还有别的（ ），这个数叫做合数。
1；它本身；1；它本身；因数
按募集方式分类，有价证券可以分为（）。
A.政府证券、政府机构证券、公司证券
B.公募证券和私募证券
C.上市证券与非上市证券
D.股票、债券和其他证券
The mother of a hospitalized 3-year-old girl expresses concern because her daughter is wetting the bed. What should the nurse tell her（）
A. "It’s common for a child to exhibit regressive behavior when anxious or stressed. "
B. "Your child is probably angry about being hospitalized. This is her way of acting out. "
C. "Don’t worry. It’s common for a 3-year-olcl child to not be fully toilet-trained. "
D. "The nurses probably haven’t been answering the call light soon enough. They will try to respond more quickly. "
