Foreign language lessons have come a long way, bebe. Consider the new sing-along Rush Hour CD from Berlitz Publishing that uses catchy tunes to teach French, Italian, German, or Spanish ($25, 800-432-6277). Before You Know It, from Transparent Language, imparts Spanish, German, French, and Italian flashcard-style from a flight-ready computer program that can be loaded onto a laptop or PDA ($30, 800-752-1767, Still tongue-tied? Pack the new 5-Language Communicator from Franklin Electronic Publishers, which puts 10,000 translations in a hand-held translator the size of a pager ($90, 800-266-5626,