In which 1989 film does a mysterious voice whisper, "If you build it, he will come"?

What name was given to the peaceful 1989 uprising in Czechoslovakia that led to democratic elections? Who won the Academy Award for Best Actor for the 1989 film "My Left Foot"? The 1989 film "Great Balls of Fire!" starred Dennis Quaid as which rock 'n' roll pioneer? Which TV drama of 1988 to 1991 centered on nurses and others at a U.S. evacuation hospital during the Vietnam War? In which 1989 film does a woman in a deli watch a famous scene and say, "I'll have what she's having"? Which 1989 film starred real-life brothers Jeff and Beau Bridges as a lounge-piano duo? The 1989 film "Jesus of Montreal," about actors staging a passion play, came from which country? Lloyd Dobler and Diane Court are the young lovers in which 1989 Cameron Crowe film?