近代警察制度发端于( )。
A.美国 B.德国 C.西欧 D.北美
参考答案:C
解析:近代警察制度发端于西欧,是资本主义发展的产物。故C项正确。
客户机/服务器数据库系统又可分为集中式的服务器结构和 【9】 的服务器结构。
When teaching the mother of a 17-month-old about toilet training, which instruction would initially be most appropriate
A.Place the toddler on the potty chair every 2 hours for t0 minutes.
B.Offer a reward every time the child has a bowel movement in the potty chair.
C.Remove the diaper and use training pants to begin the process.
D.Be sure the child is ready before starting to toilet train.