1) Did your dad come home late?-общий
Who came home late?- спец. к подлежащ
When did your dad come home late?-спец.
Did your dad or mum come home late?-алтер.
Did you dad come home late or early?-алетр.
My dad came home late, didn`t he? - раздел
2) Have the Smirnovs bought a new car recently?- общий
Who has bought a new car recently? - к подлеж
The Smirnovs have bought a new car recently, haven`t they?- разд
What have the Smirnovs bought recently? спец
Have the Smirnovs bought a new car or a new flat recently? алт