It is difficult for an American to understand soccer.I learned the hard way. When I was in Glasgow,going to the school, I had to choose which of the —1—city's two mighty teams I would back, Celtic in green, Rangers in blue. Because of a boy I had —2—cheered for the Boston Celtics basketball team,I decide in my lot with their namesakes. One—3—winter afternoon before Celtic had won a brutal—4—game at the Ranger's park, I was walking home,wearing my green ribbon, while a Ranger fan—5—leaped out of the shadows and punched me in mouth so hard I feel backward. Other Ranger fans—6—picked me up and apologized, "He doesn't mean nothing personal. He just hates Celtic." A fan's—7—loyalty lasts for life. In several football countries,it has noted, factory production goes up or down,—8—depending upon the home team's win and loss.—9—After England's 1966 victory in the Word Cup,immigration to Australia from England dropped for 18 percent. "That victory made Englishmen—10—feel that Britain still has a future." an Australian official explained.