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string ConStr = "provider=Microsoft.jet.oledb.4.0;data source =" + Application.StartupPath + @"\Database.mdb";
            OleDbConnection Olecon = new OleDbConnection(ConStr);
            Olecon.Open();
            string strInsert = "INSERT TNTO ѧÉúÐÅÏ¢(ѧºÅ, ÐÕÃû ,ÐÔ±ð ,°à¼¶ ,³É¼¨) VALUES £¨" + textBox1.Text + ", '" + textBox2.Text+ "', '" + textBox3.Text+ "', '" + textBox4.Text + "'," + textBox5.Text+ "£©";
            OleDbCommand inst = new OleDbCommand(strInsert,Olecon);
            inst.ExecuteNonQuery();
            Olecon.Close();
            Olecon.Dispose();
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