Dynamically created PlaceHolder controls and updating a database

I realize that an easier way may be to use a GridView or something similar, but I am specifically trying to do this with PlaceHolders.
I am dynamically creating Controls within a PlaceHolder depending on what information is retrieved from a database.  I want a user to put in a comment for each of these, and have those comments stored in a separate table than where the data is being retrieved.  
string strTaskComment = Label1.Text+" " + TextBox1 + " " + Label2.Text + TextBox2;
INSERT INTO TaskComments (TaskComment) VALUES (strTaskComment);
The string value would end up being something like, "First Task task was hard Second Task task was easy" since there are two tasks in the Tasks table, named "First Task" and "Second Task".  The comments entered into the TextBoxes are "task was hard" and "task was easy".  Obviously this needs to be ...