"Rose Marie" forces a CinemaScoped Ann Blyth to choose between Fernando Lamas, a rather wild trapper, and Howard Keel, a proper Mountie who sort of always gets his man. Since Miss Blyth is supposed to be a child of the woods, she sticks with her own. All this is on exhibition this week at the Paramount Theater. The conflict even tinges the singing. Keel's voice is a trifle better trained than the warblings of Lamas, who, like Miss Blyth, began his movie career with good looks but no music. Lamas and Miss Blyth have much in common when they offer each other "Indian Love Call." Things keep moving, for the meager plot is bathed in pleasant tunes and awesome scenery. Highlights of this revival of the ancient operetta include, besides the singing, a flashy Indian dance and some choice comedy from Bert Lahr...