【简答题】根据所给邀请函内容选择合适的信息为 Mike Smith 写一封接受邀请的回信 : 邀请函: Dear Mike, My brother John will be staying with us for a few days during the Christmas Holidays. M y wife and I have planned a family dinner for him at s...
【单选题】某企业职工和部门的关系模式如下所示,其中部门负责人也是一名职工。 职工(职工号,姓名,年龄,月工资,部门号,电话,办公室) 部门(部门号,部门名,负责人代码,任职时间) 查询每个部门中月工资最高的“职工号”的SQL查询语句如下: Select 职工号 from 职工 as E where 月工资=(Select Max(月工资)from 职工as M (54) )
【简答题】2)Pre-school education is _____ in both the independent and the state systems. Many children start their education at the age of three or four ________ or ____________.