You won a computer.
You didn't win a computer.
Did you win a computer?
They bought a new house.
They didn't buy a new house.
Did they buy a new house?
Sheena did the exam.
Sheena didn't do the exam.
Did Sheena do the exam?
Rob and Alice got married.
Rob and Alice didn't get married.
Did Rob and Alice get married?
Надеюсь правильно... Удачи)))