Решите) пожалуйста. Не дружу с английским

2. Regular: worked, listened, climbed, watched, danced, had, tasted, shouted, played Irregular: taken, seen, swam, won, been 3. 2)Mont Blanc 3)aeroplane 4)leg 5)book 6)elephant 4. 2)been 3)ever 4)hasn't 5) has 6)never