FRIDAY French Open (NBC, 10 a.m.-1 p.m.): It's the men's semifinals in one of the tennis world's Grand Slam tournaments, with same-day coverage from Roland Garros Stadium in Paris. Great Performances (PBS, 9-11 p.m.): The TV debut of American composer Dominick Argento's opera ``The Aspern Papers,'' based on the Henry James novella, was taped at its world premi`ere last fall in a Dallas Opera production featuring Frederica von Stade, Elisabeth Soederstrome, and Richard Stilwell. SATURDAY LUCAS (CBS, 8-10 p.m.): He's a shy but spunky loner who loves symphonies and science, and some of his high school peers think he's a nerd. But this TV movie's 14-year-old title character, played by Corey Haim, also has the courage to stick his neck out for a girl he likes. French Open (NBC, 3-6 p.m.): Tennis: women's singles final. Wild America (PBS, 6-6:30 p.m.): Predators and their prey sometimes evolve together in a natural balance, as this often fascinating series illustrates in an edition called ``The Grouse and the Goshawk.''
SUNDAY French Open (NBC, 9 a.m.-2 p.m., ET): Tennis: men's singles final, covered live. Masterpiece Theatre (PBS, 9-10 p.m.): The Bretts are back. For Series 2, ``Home and Away,'' the British theatrical family is now making its rather strange way into the 1930s - with a few harrowing moments in this opening episode.
MONDAY Return of the Wolves (PBS, 9-10 p.m.): Actually turning wolves loose in the hope they'll proliferate! It would probably seem a horror story to the generations of people who have feared them over the centuries. But in Yellowstone National Park they've been doing just that, and for good reason: to prevent extinction, one of many steps documented in a program - shot on location in Alaska, and Glacier and Yellowstone - about the plight of these grossly misunderstood animals.
TUESDAY The UN: What's in it for the US? (PBS, 10-11 p.m.): To answer this often-asked question, a panel of former US ambassadors to the UN discusses the Annual Report of the United Nations and the changing roles played by China and the Soviet Union.
Please check local listings for all programs, especially on PBS.