81、眼保健操:(→_→)(↑_↑)(←_←)(↓_↓)(→_→)(↑_↑)(←_←)(↓_↓)(→_→)(↑_↑)(→_→)(↑_↑)(←_←)(→_←)(↑_↓)(↓_↑)(↑_↓)(←_→)(↓_↑)(→_←)(←_→)(↓_↑)