Ask and answer as in the example
1.ПРИМЕР car/Alan and Jane
Whose car is this?
It's Alan and Jane's
2.computer/Helen
3.gloves/the boxers
4.ball/the footballers

1. Whose computer is this ?It's Helen's computer .2. Whose gloves are these ? The glovels is boxer's 3. Whose ball is this ?It's footballer's ball.