---does she do on weekends? --- She usua 发布时间:2017-06-23 19:38 │ 来源:www.tikuol.com 题型:选择题 问题: --- does she do on weekends?--- She usually helps her mother.A.WhereB.WhoC.WhenD.What
题型:选择题 患者,男,39岁,因大面积银汞合金充填要求冠修复。查:大面积银汞补,补物完好,不松动。X线牙片显示:根管治疗良好。拟为该患者行铸造全冠修复铸造全冠预备时,轴壁正常聚合角度一般为()A.0°B.2°~5°C.6°~10°D.10°~20°E.无具体要求 查看答案