P64.子过程Plus完成对当前库中"教师表"的工龄字段都加1的操作. Sub Plus() Dim ws As DAO.Workspace Dim db As DAO.Database Dim rs As DAO.Recordset Dim fd As DAO.Field Set db =Current Db() Set rs =db .OpenRecordset("教师表") Set fd =rs.Fields("工龄") Do While [] re.Edit fd=fd+1 rs.Update rs.MoveNext Loop rs.Close db.Close Set rs =Nothing Set db =Nothing End Sub 程序空白处[]应该填写的语句是