A公司销售商品一批，售价280万元，增值税销项税额47.6万元，银收.另外，预收外单位货款7万元。求销售商品、提供劳务收到的现金。
投保施工人员意外伤害险，施工单位与保险公司双方应根据各类风险因素商定保险费率，实行（）。 ["差别费率和最低费率","浮动费率和标准费率","标准费率和最低费率","差别费率和浮动费率"]
韵律是指事物在运动过程中其相同因素有规律地重复的连续形式。
复理石建造
Which two of these are correct regarding the recommended practice for distribution layer designbased on the following configuration？（） [" use a Layer 2 link between distribution switches"," use a Layer 3 link between distribution switches"," use a redundant link to the core"," use a Layer 3 link between distribution switches with route summarizatio"]
道德培养对于一个现代教师的作用有哪些？
