WASHINGTON - President Bush spelled out his 2004 agenda for Congress and the nation Tuesday night, but there already was plenty on his to-do list remaining from the 2000 election. A Knight Ridder analysis shows that Bush has fulfilled about 46 percent of the promises he made during the 2000 campaign, leaving a lot of work in the last year of what he hopes is only his first term. Bush has had some big wins. He pushed two big tax cuts through Congress, added prescription drug coverage to Medicare and won passage of his plan to overhaul education. He's also...