PHP / MySQL - 如何从列表中完成下拉列表选择

I'm cobbling together a dropdown list that I would like to display the '[ve_venue]", "[ve_town]' from a MySQL query and, upon selection set a variable that I can use to pass the ve_ID on to an update query that adds a venue ID number to a separate table as a lookup key. I'm cobbling together a dropdown list that I wo