题型:判断题 Both the family and the society ________ exceptional children live are often the key to their growth and development. [ ]A. which B. whatC. in which D. that 查看答案
题型:判断题 一产妇胎儿娩出后1h,胎盘未娩出, * * 未见出血,超声显示胎盘位于前壁,厚38mm,胎盘与子宫肌层间隙消失。此时诊断为()。A.胎盘剥离B.子宫卒中C.胎盘粘连D.低置胎盘E.胎盘前置 查看答案