Составить 4 типа вопроса : альтернатвный спциальный и т.д 1) they

1) Did they go to Moscow some days ago? Did they go to Moscow or Kiev some days ago? When did they go to Moscow? They went to Moscow some days ago, didnt they?
2) Does my son play the piano? Does my son play the piano or the flute? What musical instrument does my son play? My son plays the piano, doesnt he?
3) Had they already translated this text last lesson? Had they already translated this text or that article last lesson? What had they translated last lesson? They had already translated this text last lesson, hadnt they?